US StockDetailed Quotes

Provided by Tiger Trade Technology Pte. Ltd.

McGraw Hill

12.32

+0.21001.73%

Post-market: 12.320.00000.00%16:18 EDT

Volume:480.51K

Turnover:5.92M

Market Cap:2.35B

PE:25.48

High:12.49

Open:12.16

Low:12.01

Close:12.11

52wk High:18.00

52wk Low:8.95

Shares:191.00M

Float Shares:24.39M

Volume Ratio:1.14

T/O Rate:1.97%

Dividend:- -

Dividend Rate:- -

EPS(TTM):0.4835

EPS(LYR):0.1900

ROE:17.30%

ROA:3.90%

PB:2.98

PE(LYR):64.84

Loading ...

Overview Company News Filings

Major Issues Report

Form 8-K - Current report

Quarterly Report

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Major Issues Report

Form 8-K - Current report

Annual Report

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]

Quarterly Report

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Quarterly Report

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Quarterly Report

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Employee Stock Ownership

Form S-8 - Securities to be offered to employees in employee benefit plans

Correspondence

Form CORRESP - Correspondence

Correspondence

Form CORRESP - Correspondence

{"basename":"","ssrTDKData":{"titleTemplate":"%s - Tiger Brokers","title":"Tiger Brokers HK | Online Trading in stocks, bonds & ETFS","description":"Discover Tiger Brokers HK, an online trading platform for stocks&ETFs, options&futures, bonds and crypto. Open an account to enjoy low commission trading today!","keywords":"tiger trading,tiger security,tiger broker hk,tigers co ltd,tiger trade hk,tiger brokers hk,stock broker,securities broker,online brokerage,hong kong broker,hk broker,online stock trading,online trading platform,stock trading platforms,trading application,stock trading,stock trading hong kong,buying stocks in hong kong,tiger brokers","social":{"ogDescription":"Discover Tiger Brokers HK, an online trading platform for stocks&ETFs, options&futures, bonds and crypto. Open an account to enjoy low commission trading today!","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.0a0bd8dc.png","ogUrl":"https://www.atigrnest.com/stock/MH/filings"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"HKG","license":"TBHK","edition":"fundamental","symbol":"MH","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"MH\",,,,,undefined,":{"symbol":"MH","market":"US","secType":"STK","nameCN":"McGraw Hill","latestPrice":12.32,"timestamp":1789156800000,"preClose":12.11,"halted":0,"volume":480513,"hourTrading":{"tag":"盘后","latestPrice":12.32,"preClose":12.32,"latestTime":"16:18 EDT","volume":16463,"amount":202824.16,"timestamp":1789157884221,"change":0,"changeRate":0,"amplitude":0},"delay":0,"changeRate":0.017341040462427817,"floatShares":24390000,"shares":191001519,"eps":0.483489,"marketStatus":"Post-Mkt","change":0.21,"latestTime":"09-11 18:47:03 EDT","open":12.16,"high":12.49,"low":12.005,"amount":5921847,"amplitude":0.04005,"askPrice":14.1,"askSize":28,"bidPrice":12.32,"bidSize":300,"shortable":3,"etf":0,"ttmEps":0.483489,"tradingStatus":3,"nextMarketStatus":{"tag":"Closed","tradingStatus":0,"beginTime":1789171200000},"marketStatusCode":4,"adr":0,"listingDate":1753329600000,"exchange":"NYSE","adjPreClose":12.11,"postHourTrading":{"tag":"盘后","latestPrice":12.32,"preClose":12.32,"latestTime":"16:18 EDT","volume":16463,"amount":202824.16,"timestamp":1789157884221,"change":0,"changeRate":0,"amplitude":0},"volumeRatio":1.138993,"impliedVol":0.7215,"impliedVolPercentile":0.7167},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"MH\",,,,,undefined,":{"symbol":"MH","floatShares":24390000,"roa":"3.90%","roe":"17.30%","lyrEps":0.189999,"volumeRatio":1.138993,"shares":191001519,"dividePrice":0,"high":12.49,"amplitude":0.04005,"preClose":12.11,"low":12.005,"week52Low":8.945,"pbRate":"2.98","psRate":"1.11","week52High":18,"institutionHeld":0,"latestPrice":12.32,"committee":0.829268,"eps":0.483489,"divideRate":0,"volume":480513,"delay":0,"ttmEps":0.483489,"open":12.16,"prevYearClose":16.5,"prevWeekClose":13.31,"prevMonthClose":13.13,"prevQuarterClose":9.47,"fiveDayClose":13.23,"twentyDayClose":13.57,"sixtyDayClose":10.31},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/MH\",params:#limit:5,,,undefined,":[{"market":"US","date":"2026-08-13","symbol":"MH","fiscalQuarterEnding":"2026/06","expectedEps":0.48,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1786593600000,"reportTimeType":"pre","actualEps":0.57},{"market":"US","date":"2026-06-11","symbol":"MH","fiscalQuarterEnding":"2026/03","expectedEps":0.15,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1781150400000,"reportTimeType":"pre","actualEps":0.31},{"market":"US","date":"2026-02-11","symbol":"MH","fiscalQuarterEnding":"2025/12","expectedEps":0.05,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1770786000000,"reportTimeType":"post","actualEps":0.28},{"market":"US","date":"2025-11-12","symbol":"MH","fiscalQuarterEnding":"2025/09","expectedEps":0.35,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1762923600000,"reportTimeType":"pre","actualEps":1.4}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"MH\",market:\"US\",,,undefined,":[],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"MH\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0.3077,"buy":0.6154,"hold":0.0769,"sell":0,"strongSell":0,"meanLabel":"BUY","meanPercent":0.6154,"analysts":13,"updateTime":1763006400000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/MH\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"MH","date":"2026-09-10","current":25.481448,"percent":0.788732,"low":-45.614827,"twenty":-36.365803,"median":-31.378055,"eighty":26.529499,"high":66.839716,"avg":-15.723783,"sd":33.603332,"marketCap":2349272235},"quantilePoints":[{"date":"2025-07-25","current":-37.82693,"twenty":-42.499668,"median":-37.82693,"eighty":-37.82693,"marketCap":3247025823},{"date":"2025-08-01","current":-35.802076,"twenty":-37.82693,"median":-37.14827,"eighty":-36.033488,"marketCap":3073214440},{"date":"2025-08-08","current":-28.81522,"twenty":-37.657821,"median":-35.802076,"eighty":-31.467555,"marketCap":2473469671},{"date":"2025-08-15","current":-33.498883,"twenty":-37.199448,"median":-34.825708,"eighty":-29.509456,"marketCap":2542230217},{"date":"2025-08-22","current":-38.633197,"twenty":-37.657821,"median":-35.601816,"eighty":-29.705265,"marketCap":2931873316},{"date":"2025-08-29","current":-38.155001,"twenty":-37.82693,"median":-36.386916,"eighty":-31.302816,"marketCap":2895583028},{"date":"2025-09-05","current":-37.299282,"twenty":-37.771737,"median":-36.443563,"eighty":-33.519018,"marketCap":2830642511},{"date":"2025-09-12","current":-37.827814,"twenty":-37.82693,"median":-36.544236,"eighty":-33.661791,"marketCap":2870752830},{"date":"2025-09-19","current":-34.706957,"twenty":-37.806972,"median":-36.519067,"eighty":-33.946332,"marketCap":2633910947},{"date":"2025-09-26","current":-33.448546,"twenty":-37.691906,"median":-36.393227,"eighty":-33.944134,"marketCap":2538410187},{"date":"2025-10-03","current":-29.446802,"twenty":-37.535863,"median":-35.97181,"eighty":-33.519018,"marketCap":2234717772},{"date":"2025-10-10","current":-31.359585,"twenty":-37.461199,"median":-35.601816,"eighty":-31.37972,"marketCap":2379878926},{"date":"2025-10-17","current":-31.384753,"twenty":-37.388216,"median":-35.222904,"eighty":-31.017298,"marketCap":2381788941},{"date":"2025-10-24","current":-31.762277,"twenty":-37.319416,"median":-34.832798,"eighty":-31.279047,"marketCap":2410439169},{"date":"2025-10-31","current":-27.35784,"twenty":-37.26908,"median":-34.53078,"eighty":-30.982062,"marketCap":2076186511},{"date":"2025-11-07","current":-28.289064,"twenty":-37.097095,"median":-34.077752,"eighty":-29.906354,"marketCap":2146857073},{"date":"2025-11-14","current":-27.49082,"twenty":-36.883156,"median":-33.755143,"eighty":-29.520963,"marketCap":2859292739},{"date":"2025-11-21","current":-30.539235,"twenty":-36.826119,"median":-33.448546,"eighty":-29.456869,"marketCap":3176355260},{"date":"2025-11-28","current":-31.457432,"twenty":-36.745581,"median":-32.869678,"eighty":-29.497138,"marketCap":3271856020},{"date":"2025-12-05","current":-31.31052,"twenty":-36.745581,"median":-32.473692,"eighty":-29.616261,"marketCap":3256575898},{"date":"2025-12-12","current":-31.585979,"twenty":-36.544236,"median":-31.963622,"eighty":-29.673315,"marketCap":3285226126},{"date":"2025-12-19","current":-31.677799,"twenty":-36.493899,"median":-31.765948,"eighty":-29.823041,"marketCap":3294776202},{"date":"2025-12-26","current":-31.49416,"twenty":-36.413361,"median":-31.714527,"eighty":-29.835626,"marketCap":3275676050},{"date":"2026-01-02","current":-30.300503,"twenty":-36.393227,"median":-31.694869,"eighty":-30.041517,"marketCap":3151525063},{"date":"2026-01-09","current":-27.564276,"twenty":-36.385654,"median":-31.586099,"eighty":-29.763151,"marketCap":2866932800},{"date":"2026-01-16","current":-27.196997,"twenty":-36.237169,"median":-31.49416,"eighty":-29.443382,"marketCap":2828732496},{"date":"2026-01-23","current":-27.711188,"twenty":-36.005757,"median":-31.477209,"eighty":-29.099501,"marketCap":2882212921},{"date":"2026-01-30","current":-27.233725,"twenty":-35.76672,"median":-31.439068,"eighty":-28.695839,"marketCap":2832552526},{"date":"2026-02-06","current":-22.275461,"twenty":-35.668937,"median":-31.353417,"eighty":-28.188495,"marketCap":2316848425},{"date":"2026-02-13","current":-38.345002,"twenty":-35.668937,"median":-31.347248,"eighty":-28.060131,"marketCap":2733231736},{"date":"2026-02-20","current":-35.558223,"twenty":-36.07365,"median":-31.384753,"eighty":-28.107853,"marketCap":2534590157},{"date":"2026-02-27","current":-36.254918,"twenty":-36.232243,"median":-31.458845,"eighty":-28.188443,"marketCap":2584250552},{"date":"2026-03-06","current":-38.42539,"twenty":-36.393227,"median":-31.49416,"eighty":-28.208733,"marketCap":2738961782},{"date":"2026-03-13","current":-37.085592,"twenty":-36.715808,"median":-31.586039,"eighty":-28.3394,"marketCap":2643461022},{"date":"2026-03-20","current":-36.362102,"twenty":-36.624702,"median":-31.677799,"eighty":-28.555847,"marketCap":2591890612},{"date":"2026-03-27","current":-36.147734,"twenty":-36.630061,"median":-31.714527,"eighty":-28.656045,"marketCap":2576610491},{"date":"2026-04-02","current":-36.924817,"twenty":-36.710449,"median":-31.765948,"eighty":-28.81522,"marketCap":2632000931},{"date":"2026-04-10","current":-36.817633,"twenty":-36.745581,"median":-31.963622,"eighty":-28.88648,"marketCap":2624360871},{"date":"2026-04-17","current":-37.407144,"twenty":-36.745581,"median":-32.473692,"eighty":-28.948727,"marketCap":2666381205},{"date":"2026-04-24","current":-35.397448,"twenty":-36.846254,"median":-32.869678,"eighty":-29.070119,"marketCap":2523130065},{"date":"2026-05-01","current":-32.396301,"twenty":-36.817633,"median":-32.807164,"eighty":-29.143575,"marketCap":2309208364},{"date":"2026-05-08","current":-32.128342,"twenty":-36.790837,"median":-32.718668,"eighty":-29.349247,"marketCap":2290108212},{"date":"2026-05-15","current":-29.716707,"twenty":-36.745581,"median":-32.196843,"eighty":-29.438252,"marketCap":2118206845},{"date":"2026-05-22","current":-32.664261,"twenty":-36.745581,"median":-32.228717,"eighty":-29.446802,"marketCap":2328308516},{"date":"2026-05-29","current":-31.458443,"twenty":-36.738912,"median":-32.228717,"eighty":-29.487071,"marketCap":2242357833},{"date":"2026-06-05","current":-32.20873,"twenty":-36.715808,"median":-32.232122,"eighty":-29.592436,"marketCap":2295838258},{"date":"2026-06-12","current":66.839716,"twenty":-36.646139,"median":-32.235526,"eighty":-29.592436,"marketCap":2360778774},{"date":"2026-06-18","current":54.696752,"twenty":-36.630061,"median":-32.20873,"eighty":-29.40265,"marketCap":1931889296},{"date":"2026-06-26","current":49.552008,"twenty":-36.613983,"median":-32.14174,"eighty":-28.923828,"marketCap":1750176937},{"date":"2026-07-02","current":56.050632,"twenty":-36.579653,"median":-32.019186,"eighty":-28.570948,"marketCap":1979708338},{"date":"2026-07-10","current":53.559493,"twenty":-36.524974,"median":-31.888118,"eighty":-28.127987,"marketCap":1891721301},{"date":"2026-07-17","current":52.909631,"twenty":-36.495208,"median":-31.757738,"eighty":-27.733225,"marketCap":1868768161},{"date":"2026-07-24","current":51.772372,"twenty":-36.484054,"median":-31.714527,"eighty":-27.456335,"marketCap":1828600166},{"date":"2026-07-31","current":58.595927,"twenty":-36.469286,"median":-31.677799,"eighty":-27.376487,"marketCap":2069608137},{"date":"2026-08-07","current":62.549257,"twenty":-36.458568,"median":-31.586039,"eighty":-27.204343,"marketCap":2209239740},{"date":"2026-08-14","current":28.011617,"twenty":-36.411201,"median":-31.512035,"eighty":-26.807682,"marketCap":2596060605},{"date":"2026-08-21","current":26.546013,"twenty":-36.393227,"median":-31.49416,"eighty":-25.893157,"marketCap":2460231348},{"date":"2026-08-28","current":27.351063,"twenty":-36.390703,"median":-31.458443,"eighty":-23.208349,"marketCap":2534841785},{"date":"2026-09-04","current":27.309778,"twenty":-36.376905,"median":-31.41191,"eighty":26.492342,"marketCap":2531015609},{"date":"2026-09-10","current":25.348758,"twenty":-36.365803,"median":-31.378055,"eighty":26.529499,"marketCap":2349272235}],"updateTime":1789166820473},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"MH\",pageSize:20,pageCount:1,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"21611347","market":"us","labels":[],"media":"sec.gov","original_id":"AN195107026000038-MH","pdf_url":"","pub_time":1786593600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"MH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000038/0001951070-26-000038-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 5.07: Submission of Matters to a Vote of Security Holders;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000038/mh-2026630xpressreleaseex9.htm","primary":true,"translateUrl":"","linkName":"mh-2026630xpressreleaseex9.htm","type":"EX-99.1","id":"NTFILE84KdcWdSkPrZgF3n","market":"us","size":357200},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000038/mh-20260811.htm","primary":false,"translateUrl":"","linkName":"mh-20260811.htm","type":"8-K","id":"NTFILEE9E8jAAjDieLPsJ4","market":"us","size":46872}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-08-13 12:00","pubTimestamp":1786593600,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 5.07: Submission of Matters to a Vote of Security Holders;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21611341","market":"us","labels":[],"media":"sec.gov","original_id":"AN195107026000039-MH","pdf_url":"","pub_time":1786593600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"MH","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000039/0001951070-26-000039-index.htm","us_notice_code":"Form 10-Q","us_title_en":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000039/mh-20260630.htm","primary":true,"translateUrl":"","linkName":"mh-20260630.htm","type":"10-Q","id":"NTFILE2R9jX2cYi7iBrVBr","market":"us","size":1359853},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000039/mh-20260630xceocertificati.htm","primary":false,"translateUrl":"","linkName":"mh-20260630xceocertificati.htm","type":"EX-31.1","id":"NTFILEHcaAWGeDSaUytnqp","market":"us","size":9604},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000039/mh-20260630xcfocertificati.htm","primary":false,"translateUrl":"","linkName":"mh-20260630xcfocertificati.htm","type":"EX-31.2","id":"NTFILEGXKyGBMPBzpVYhYL","market":"us","size":9549},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000039/mh-20260630xceocfocertific.htm","primary":false,"translateUrl":"","linkName":"mh-20260630xceocfocertific.htm","type":"EX-32.1","id":"NTFILEB5GYbQNd5AciYc7c","market":"us","size":6774}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2026-08-13 12:00","pubTimestamp":1786593600,"title_zh":"Form 10-Q - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21383124","market":"us","labels":[],"media":"sec.gov","original_id":"AN195107026000021-MH","pdf_url":"","pub_time":1781150400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"MH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000021/0001951070-26-000021-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000021/mh-2026331xpressreleaseex9.htm","primary":true,"translateUrl":"","linkName":"mh-2026331xpressreleaseex9.htm","type":"EX-99.1","id":"NTFILE8L7PF6CiyDjAvkT5","market":"us","size":567895},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000021/mh-20260611.htm","primary":false,"translateUrl":"","linkName":"mh-20260611.htm","type":"8-K","id":"NTFILE9tggb7rDt8PNZAWN","market":"us","size":25584}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-06-11 12:00","pubTimestamp":1781150400,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21383122","market":"us","labels":[],"media":"sec.gov","original_id":"AN195107026000022-MH","pdf_url":"","pub_time":1781150400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"MH","title":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000022/0001951070-26-000022-index.htm","us_notice_code":"Form 10-K","us_title_en":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000022/mh-20260331.htm","primary":true,"translateUrl":"","linkName":"mh-20260331.htm","type":"10-K","id":"NTFILEBtGn7urVMpKbr2iK","market":"us","size":3827410},{"description":"EX-4.5","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000022/descriptionofsecurities-ex.htm","primary":false,"translateUrl":"","linkName":"descriptionofsecurities-ex.htm","type":"EX-4.5","id":"NTFILE3PYaBdnybcXAdh38","market":"us","size":61653},{"description":"EX-10.5","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000022/simonallencontractofemploy.htm","primary":false,"translateUrl":"","linkName":"simonallencontractofemploy.htm","type":"EX-10.5","id":"NTFILEALHT8hzktMhrvGDs","market":"us","size":166096},{"description":"EX-10.7","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000022/mcgrawhillincannualincenti.htm","primary":false,"translateUrl":"","linkName":"mcgrawhillincannualincenti.htm","type":"EX-10.7","id":"NTFILEDwhnwJDmfakBhH7i","market":"us","size":57233},{"description":"EX-10.20","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000022/amendmentno1toemploymentag.htm","primary":false,"translateUrl":"","linkName":"amendmentno1toemploymentag.htm","type":"EX-10.20","id":"NTFILEBme1bTDEHNHGxUZa","market":"us","size":18372},{"description":"EX-19.1","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000022/insidertradingpolicy-ex191.htm","primary":false,"translateUrl":"","linkName":"insidertradingpolicy-ex191.htm","type":"EX-19.1","id":"NTFILE2qyqG2wJeqY75kGB","market":"us","size":62394},{"description":"EX-21.1","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000022/listofsubsidiaries-ex211.htm","primary":false,"translateUrl":"","linkName":"listofsubsidiaries-ex211.htm","type":"EX-21.1","id":"NTFILEGPXqoPySRUACLPf7","market":"us","size":22102},{"description":"EX-23.1","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000022/consentofindependentregist.htm","primary":false,"translateUrl":"","linkName":"consentofindependentregist.htm","type":"EX-23.1","id":"NTFILE99WQ4yaBtAcqenFC","market":"us","size":2466},{"description":"EX-31.1","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000022/ceocertification-exx311.htm","primary":false,"translateUrl":"","linkName":"ceocertification-exx311.htm","type":"EX-31.1","id":"NTFILE6btX4HcmLKaX4rrp","market":"us","size":9580},{"description":"EX-31.2","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000022/cfocertification-exx312.htm","primary":false,"translateUrl":"","linkName":"cfocertification-exx312.htm","type":"EX-31.2","id":"NTFILE6zD7VbisEZaUfyeQ","market":"us","size":9526},{"description":"EX-32.1","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000022/ceocfocertification-exx321.htm","primary":false,"translateUrl":"","linkName":"ceocfocertification-exx321.htm","type":"EX-32.1","id":"NTFILE4QPtcKcXFEinAAMj","market":"us","size":6737},{"description":"EX-97.1","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000022/policyfortherecoveryoferro.htm","primary":false,"translateUrl":"","linkName":"policyfortherecoveryoferro.htm","type":"EX-97.1","id":"NTFILE594kEYyymmYYUVdY","market":"us","size":47755},{"description":"","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000022/mh-20260331_g1.jpg","primary":false,"translateUrl":"","linkName":"mh-20260331_g1.jpg","type":"GRAPHIC","id":"NTFILE7yremsCHVzuueqeC","market":"us","size":241606}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2026-06-11 12:00","pubTimestamp":1781150400,"title_zh":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20725695","market":"us","labels":[],"media":"sec.gov","original_id":"AN195107026000011-MH","pdf_url":"","pub_time":1770786000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"MH","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000011/0001951070-26-000011-index.htm","us_notice_code":"Form 10-Q","us_title_en":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000011/mh-20251231.htm","primary":true,"translateUrl":"","linkName":"mh-20251231.htm","type":"10-Q","id":"NTFILECuZiFCNCPpMjJE8K","market":"us","size":1933933},{"description":"EX-10.3","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000011/formofpsustockunitgrantnot.htm","primary":false,"translateUrl":"","linkName":"formofpsustockunitgrantnot.htm","type":"EX-10.3","id":"NTFILEEGGEqvPK8Z3178aH","market":"us","size":70414},{"description":"EX-31.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000011/mh-20251231xexx311.htm","primary":false,"translateUrl":"","linkName":"mh-20251231xexx311.htm","type":"EX-31.1","id":"NTFILE93jFYFYvyXyn3fib","market":"us","size":9585},{"description":"EX-31.2","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000011/mh-20251231xexx312.htm","primary":false,"translateUrl":"","linkName":"mh-20251231xexx312.htm","type":"EX-31.2","id":"NTFILEDkFSmDrPookVXpMS","market":"us","size":9530},{"description":"EX-32.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000011/mh-20251231xexx321.htm","primary":false,"translateUrl":"","linkName":"mh-20251231xexx321.htm","type":"EX-32.1","id":"NTFILEEcQdHAHAKUKbDmL7","market":"us","size":6754},{"description":"","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000011/mh-20251231_g1.jpg","primary":false,"translateUrl":"","linkName":"mh-20251231_g1.jpg","type":"GRAPHIC","id":"NTFILEDvzhvgUoj5nQ1vKg","market":"us","size":183481}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2026-02-11 13:00","pubTimestamp":1770786000,"title_zh":"Form 10-Q - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20725676","market":"us","labels":[],"media":"sec.gov","original_id":"AN195107026000010-MH","pdf_url":"","pub_time":1770786000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"MH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000010/0001951070-26-000010-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000010/mh-20251231xpressreleaseex.htm","primary":true,"translateUrl":"","linkName":"mh-20251231xpressreleaseex.htm","type":"EX-99.1","id":"NTFILEAWvCSayWy2g2i9XD","market":"us","size":508742},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107026000010/mh-20260211.htm","primary":false,"translateUrl":"","linkName":"mh-20260211.htm","type":"8-K","id":"NTFILEH23MLJ8xepLMtVSV","market":"us","size":24856}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-02-11 13:00","pubTimestamp":1770786000,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20616774","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312526007781-MH","pdf_url":"","pub_time":1767848400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"MH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1951070/000119312526007781/0001193125-26-007781-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312526007781/d53190d8k.htm","primary":true,"translateUrl":"","linkName":"d53190d8k.htm","type":"8-K","id":"NTFILEABY6M4uQ8afEWthp","market":"us","size":21509}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-01-08 13:00","pubTimestamp":1767848400,"title_zh":"Form 8-K - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20606820","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312526003463-MH","pdf_url":"","pub_time":1767675600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"MH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1951070/000119312526003463/0001193125-26-003463-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-10.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312526003463/d65701dex101.htm","primary":true,"translateUrl":"","linkName":"d65701dex101.htm","type":"EX-10.1","id":"NTFILE45aPK96bD7rycsQZ","market":"us","size":78348},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312526003463/d65701d8k.htm","primary":false,"translateUrl":"","linkName":"d65701d8k.htm","type":"8-K","id":"NTFILEFoxpbLjyuYRtciJi","market":"us","size":47181},{"description":"EX-10.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312526003463/d65701dex102.htm","primary":false,"translateUrl":"","linkName":"d65701dex102.htm","type":"EX-10.2","id":"NTFILEGPPtWTMZuGNRLQAP","market":"us","size":86450},{"description":"EX-99.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312526003463/d65701dex991.htm","primary":false,"translateUrl":"","linkName":"d65701dex991.htm","type":"EX-99.1","id":"NTFILEAjn56VPYa9mpRHsC","market":"us","size":14226},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312526003463/g65701dsp9.jpg","primary":false,"translateUrl":"","linkName":"g65701dsp9.jpg","type":"GRAPHIC","id":"NTFILE4hdC4RTYYRJZj5Ur","market":"us","size":10982},{"description":"GRAPHIC","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312526003463/g65701g0103054234799.jpg","primary":false,"translateUrl":"","linkName":"g65701g0103054234799.jpg","type":"GRAPHIC","id":"NTFILEDdqCPYnkkgB5LhqM","market":"us","size":5555}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-01-06 13:00","pubTimestamp":1767675600,"title_zh":"Form 8-K - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20515129","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312525314229-MH","pdf_url":"","pub_time":1765342800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"MH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525314229/0001193125-25-314229-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525314229/d33248dex991.htm","primary":true,"translateUrl":"","linkName":"d33248dex991.htm","type":"EX-99.1","id":"NTFILE4bXcFMJxfzrZi5DW","market":"us","size":9094},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525314229/d33248d8k.htm","primary":false,"translateUrl":"","linkName":"d33248d8k.htm","type":"8-K","id":"NTFILED5uarHosZh5TfvuY","market":"us","size":23831},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525314229/g33248g1208231515103.jpg","primary":false,"translateUrl":"","linkName":"g33248g1208231515103.jpg","type":"GRAPHIC","id":"NTFILEGvWrS8dhXikrKLnr","market":"us","size":2419}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2025-12-10 13:00","pubTimestamp":1765342800,"title_zh":"Form 8-K - Current report","summary_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20397976","market":"us","labels":[],"media":"sec.gov","original_id":"AN195107025000009-MH","pdf_url":"","pub_time":1762923600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"MH","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1951070/000195107025000009/0001951070-25-000009-index.htm","us_notice_code":"Form 10-Q","us_title_en":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107025000009/mh-20250930.htm","primary":true,"translateUrl":"","linkName":"mh-20250930.htm","type":"10-Q","id":"NTFILECnurAJKqAqUB4cEU","market":"us","size":1863604},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107025000009/mh-20250930xexx311.htm","primary":false,"translateUrl":"","linkName":"mh-20250930xexx311.htm","type":"EX-31.1","id":"NTFILE5p9QpE3V23uR1mDd","market":"us","size":9582},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107025000009/mh-20250930xexx312.htm","primary":false,"translateUrl":"","linkName":"mh-20250930xexx312.htm","type":"EX-31.2","id":"NTFILEHhDBUCkoxPBPTT9Y","market":"us","size":9530},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107025000009/mh-20250930xexx321.htm","primary":false,"translateUrl":"","linkName":"mh-20250930xexx321.htm","type":"EX-32.1","id":"NTFILEH6wUo4NbZv4TAvuw","market":"us","size":6753},{"description":"","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107025000009/mh-20250930_g1.jpg","primary":false,"translateUrl":"","linkName":"mh-20250930_g1.jpg","type":"GRAPHIC","id":"NTFILE45JiZ2YaKpc8vTSF","market":"us","size":183481}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2025-11-12 13:00","pubTimestamp":1762923600,"title_zh":"Form 10-Q - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20397971","market":"us","labels":[],"media":"sec.gov","original_id":"AN195107025000008-MH","pdf_url":"","pub_time":1762923600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"MH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1951070/000195107025000008/0001951070-25-000008-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107025000008/mh-20250930xpressreleaseex.htm","primary":true,"translateUrl":"","linkName":"mh-20250930xpressreleaseex.htm","type":"EX-99.1","id":"NTFILECGv316fyfbiwGofu","market":"us","size":494822},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000195107025000008/mh-20251112.htm","primary":false,"translateUrl":"","linkName":"mh-20251112.htm","type":"8-K","id":"NTFILE33WEQgYaZisZiUwN","market":"us","size":24857}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2025-11-12 13:00","pubTimestamp":1762923600,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20273973","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312525241428-MH","pdf_url":"","pub_time":1760645711000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"MH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1951070/0001193125-25-241428-index.html","us_notice_code":"Form 8-K","us_title_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525241428/d902013dex991.htm","primary":true,"translateUrl":"","linkName":"d902013dex991.htm","type":"EX-99.1","id":"NTFILEAP7G9BmzppBKT111","market":"us","size":8967},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525241428/d902013d8k.htm","primary":false,"translateUrl":"","linkName":"d902013d8k.htm","type":"8-K","id":"NTFILE7Vvu2w57Fk1xaAog","market":"us","size":24485},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525241428/g902013g1015190632199.jpg","primary":false,"translateUrl":"","linkName":"g902013g1015190632199.jpg","type":"GRAPHIC","id":"NTFILEAEWu7xXBcNMSa6t2","market":"us","size":2419}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2025-10-17 04:15","pubTimestamp":1760645711,"title_zh":"Form 8-K - Current report","summary_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20147658","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312525198855-MH","pdf_url":"","pub_time":1757390400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"MH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525198855/0001193125-25-198855-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant;\nItem 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-10.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525198855/d84268dex101.htm","primary":true,"translateUrl":"","linkName":"d84268dex101.htm","type":"EX-10.1","id":"NTFILE7KCGQePLDXBfPuGu","market":"us","size":1430427},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525198855/d84268d8k.htm","primary":false,"translateUrl":"","linkName":"d84268d8k.htm","type":"8-K","id":"NTFILE6RgXkmcWweayKiT3","market":"us","size":29311},{"description":"EX-99.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525198855/d84268dex991.htm","primary":false,"translateUrl":"","linkName":"d84268dex991.htm","type":"EX-99.1","id":"NTFILEzj5CNbgf7ETA5iLU","market":"us","size":10203}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2025-09-09 12:00","pubTimestamp":1757390400,"title_zh":"Form 8-K - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant;\nItem 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20118867","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312525193517-MH","pdf_url":"","pub_time":1756785600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"MH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/0001193125-25-193517-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/d37192dex991.htm","primary":true,"translateUrl":"","linkName":"d37192dex991.htm","type":"EX-99.1","id":"NTFILEAg3EbESL9uVHXwo8","market":"us","size":63909},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/d37192d8k.htm","primary":false,"translateUrl":"","linkName":"d37192d8k.htm","type":"8-K","id":"NTFILEHyVtF9pRnL5VwWNh","market":"us","size":25022},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p10g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p10g1.jpg","type":"GRAPHIC","id":"NTFILEAJhJVt2FCVFYsUmy","market":"us","size":142135},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p11g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p11g1.jpg","type":"GRAPHIC","id":"NTFILEAz12unAWSj6tBHef","market":"us","size":208342},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p12g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p12g1.jpg","type":"GRAPHIC","id":"NTFILE6bHGWowutJGoMjpc","market":"us","size":386841},{"description":"GRAPHIC","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p13g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p13g1.jpg","type":"GRAPHIC","id":"NTFILE429THPv9sRVygCVW","market":"us","size":307912},{"description":"GRAPHIC","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p14g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p14g1.jpg","type":"GRAPHIC","id":"NTFILE4HeM4fKbzxA1EjiA","market":"us","size":329633},{"description":"GRAPHIC","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p15g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p15g1.jpg","type":"GRAPHIC","id":"NTFILEC85Pgfv7o3UZjruV","market":"us","size":140862},{"description":"GRAPHIC","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p16g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p16g1.jpg","type":"GRAPHIC","id":"NTFILECzjWNgEb1GZ9b57n","market":"us","size":130220},{"description":"GRAPHIC","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p17g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p17g1.jpg","type":"GRAPHIC","id":"NTFILEAN7WQVihmBgE85az","market":"us","size":223161},{"description":"GRAPHIC","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p18g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p18g1.jpg","type":"GRAPHIC","id":"NTFILEHp4W6QXfqqEq98FG","market":"us","size":226805},{"description":"GRAPHIC","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p19g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p19g1.jpg","type":"GRAPHIC","id":"NTFILE3u6B1LCKGtohyzaE","market":"us","size":375442},{"description":"GRAPHIC","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p1g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p1g1.jpg","type":"GRAPHIC","id":"NTFILE9W7fBuaYLtrguZBV","market":"us","size":416523},{"description":"GRAPHIC","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p20g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p20g1.jpg","type":"GRAPHIC","id":"NTFILE3gFyoPcQUjL9bAQx","market":"us","size":116159},{"description":"GRAPHIC","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p21g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p21g1.jpg","type":"GRAPHIC","id":"NTFILE9xy1EhZ7aXCeCzp4","market":"us","size":214946},{"description":"GRAPHIC","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p22g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p22g1.jpg","type":"GRAPHIC","id":"NTFILE6L2q8iypQyPPUcHh","market":"us","size":327312},{"description":"GRAPHIC","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p23g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p23g1.jpg","type":"GRAPHIC","id":"NTFILEF8kixHrXSRGWNZtL","market":"us","size":206913},{"description":"GRAPHIC","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p24g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p24g1.jpg","type":"GRAPHIC","id":"NTFILECpa9cPvgrgTGvUM4","market":"us","size":295992},{"description":"GRAPHIC","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p25g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p25g1.jpg","type":"GRAPHIC","id":"NTFILECPhW98K6Ss2WiLRk","market":"us","size":394994},{"description":"GRAPHIC","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p26g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p26g1.jpg","type":"GRAPHIC","id":"NTFILE7fBfELicZYpHGbhK","market":"us","size":393858},{"description":"GRAPHIC","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p27g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p27g1.jpg","type":"GRAPHIC","id":"NTFILE7U5ptA9VT1jgvtPX","market":"us","size":200599},{"description":"GRAPHIC","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p28g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p28g1.jpg","type":"GRAPHIC","id":"NTFILE2tPsUJ6RCbLedMZJ","market":"us","size":184578},{"description":"GRAPHIC","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p29g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p29g1.jpg","type":"GRAPHIC","id":"NTFILEE1f7rVJf9w2mYfoZ","market":"us","size":243650},{"description":"GRAPHIC","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p2g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p2g1.jpg","type":"GRAPHIC","id":"NTFILECixUqZNe5jPvEMYc","market":"us","size":581243},{"description":"GRAPHIC","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p30g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p30g1.jpg","type":"GRAPHIC","id":"NTFILE2HhAjbxhGUWBVFjp","market":"us","size":284347},{"description":"GRAPHIC","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p31g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p31g1.jpg","type":"GRAPHIC","id":"NTFILEJ2rLECGwEgtMWkVP","market":"us","size":208436},{"description":"GRAPHIC","seq":30,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p32g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p32g1.jpg","type":"GRAPHIC","id":"NTFILE2LvUZVGQuPxMLV22","market":"us","size":253993},{"description":"GRAPHIC","seq":31,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p33g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p33g1.jpg","type":"GRAPHIC","id":"NTFILE32kxhQaxRjDUYisi","market":"us","size":485030},{"description":"GRAPHIC","seq":32,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p34g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p34g1.jpg","type":"GRAPHIC","id":"NTFILEFv7cpJcFiDrVK6oU","market":"us","size":328773},{"description":"GRAPHIC","seq":33,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p35g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p35g1.jpg","type":"GRAPHIC","id":"NTFILE2JnBDi9vsPvWsAbd","market":"us","size":626751},{"description":"GRAPHIC","seq":34,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p36g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p36g1.jpg","type":"GRAPHIC","id":"NTFILE5Zqm298hLxKFxs3R","market":"us","size":421551},{"description":"GRAPHIC","seq":35,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p37g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p37g1.jpg","type":"GRAPHIC","id":"NTFILEAptSnZQeWnMiEdpy","market":"us","size":389542},{"description":"GRAPHIC","seq":36,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p38g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p38g1.jpg","type":"GRAPHIC","id":"NTFILE5KCsAzuwmDNHpuzb","market":"us","size":271903},{"description":"GRAPHIC","seq":37,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p3g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p3g1.jpg","type":"GRAPHIC","id":"NTFILEEyrQuZrv5PSb5HMr","market":"us","size":395736},{"description":"GRAPHIC","seq":38,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p4g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p4g1.jpg","type":"GRAPHIC","id":"NTFILEDGco8DxB8QmYchRU","market":"us","size":96891},{"description":"GRAPHIC","seq":39,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p5g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p5g1.jpg","type":"GRAPHIC","id":"NTFILEHri7ULQavuLFzDnJ","market":"us","size":174065},{"description":"GRAPHIC","seq":40,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p6g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p6g1.jpg","type":"GRAPHIC","id":"NTFILEFqQx8fCaZnbasjCW","market":"us","size":207593},{"description":"GRAPHIC","seq":41,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p7g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p7g1.jpg","type":"GRAPHIC","id":"NTFILEAx1NeT2w3HyLSwEH","market":"us","size":383481},{"description":"GRAPHIC","seq":42,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p8g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p8g1.jpg","type":"GRAPHIC","id":"NTFILEG98gybQECtchdhyV","market":"us","size":360777},{"description":"GRAPHIC","seq":43,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000119312525193517/g37192ex99_1p9g1.jpg","primary":false,"translateUrl":"","linkName":"g37192ex99_1p9g1.jpg","type":"GRAPHIC","id":"NTFILEC5CNVq7t59AnLRpC","market":"us","size":271768}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2025-09-02 12:00","pubTimestamp":1756785600,"title_zh":"Form 8-K - Current report","summary_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19986424","market":"us","labels":[],"media":"sec.gov","original_id":"AN162828025040280-MH","pdf_url":"","pub_time":1755144000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"MH","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025040280/0001628280-25-040280-index.htm","us_notice_code":"Form 10-Q","us_title_en":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025040280/mh-20250630.htm","primary":true,"translateUrl":"","linkName":"mh-20250630.htm","type":"10-Q","id":"NTFILECZEwZtiC475s5tyP","market":"us","size":1503099},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025040280/mh-20250630xexx311.htm","primary":false,"translateUrl":"","linkName":"mh-20250630xexx311.htm","type":"EX-31.1","id":"NTFILEE6U8cVGntMSsUwHF","market":"us","size":9580},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025040280/mh-20250630xexx312.htm","primary":false,"translateUrl":"","linkName":"mh-20250630xexx312.htm","type":"EX-31.2","id":"NTFILE9WdeASGkDK96e8Aj","market":"us","size":9528},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025040280/mh-20250630xexx321.htm","primary":false,"translateUrl":"","linkName":"mh-20250630xexx321.htm","type":"EX-32.1","id":"NTFILECSJvVaW22u27iwp1","market":"us","size":6739},{"description":"","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025040280/mh-20250630_g1.jpg","primary":false,"translateUrl":"","linkName":"mh-20250630_g1.jpg","type":"GRAPHIC","id":"NTFILEArFU2WyAviZAKqqK","market":"us","size":1864961}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2025-08-14 12:00","pubTimestamp":1755144000,"title_zh":"Form 10-Q - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19986423","market":"us","labels":[],"media":"sec.gov","original_id":"AN162828025040279-MH","pdf_url":"","pub_time":1755144000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"MH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025040279/0001628280-25-040279-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025040279/mh-pressreleaseex991202506.htm","primary":true,"translateUrl":"","linkName":"mh-pressreleaseex991202506.htm","type":"EX-99.1","id":"NTFILE25wvKnPYC5Fgomfu","market":"us","size":323158},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025040279/mh-20250814.htm","primary":false,"translateUrl":"","linkName":"mh-20250814.htm","type":"8-K","id":"NTFILE5AeDBghRrLx1iq66","market":"us","size":24844}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2025-08-14 12:00","pubTimestamp":1755144000,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19913412","market":"us","labels":[],"media":"sec.gov","original_id":"AN162828025036062-MH","pdf_url":"","pub_time":1753416000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"MH","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025036062/0001628280-25-036062-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 3.03: Material Modifications to Rights of Security Holders;\nItem 5.03: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year;\nItem 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-1.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025036062/exhibit11-closing8xk.htm","primary":true,"translateUrl":"","linkName":"exhibit11-closing8xk.htm","type":"EX-1.1","id":"NTFILEBRHvXXjepSvvYDZR","market":"us","size":302246},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025036062/mcgrawhill-closing8xk.htm","primary":false,"translateUrl":"","linkName":"mcgrawhill-closing8xk.htm","type":"8-K","id":"NTFILEBkya6s8sPHeJZC8i","market":"us","size":33293},{"description":"EX-3.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025036062/exhibit31-closing8xk.htm","primary":false,"translateUrl":"","linkName":"exhibit31-closing8xk.htm","type":"EX-3.1","id":"NTFILEA3S5yDGUYX2u7JmG","market":"us","size":103903},{"description":"EX-3.2","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025036062/exhibit32-closing8xk.htm","primary":false,"translateUrl":"","linkName":"exhibit32-closing8xk.htm","type":"EX-3.2","id":"NTFILE7tjKBNcQCEgYCVE5","market":"us","size":160824},{"description":"EX-4.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025036062/exhibit41-closing8xk.htm","primary":false,"translateUrl":"","linkName":"exhibit41-closing8xk.htm","type":"EX-4.1","id":"NTFILEEPCdg47C5zsA6NTQ","market":"us","size":170750},{"description":"EX-99.1","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025036062/exhibit991-closing8xk.htm","primary":false,"translateUrl":"","linkName":"exhibit991-closing8xk.htm","type":"EX-99.1","id":"NTFILEDkSURdsm4BZh2NG2","market":"us","size":42459}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2025-07-25 12:00","pubTimestamp":1753416000,"title_zh":"Form 8-K - Current report","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19905394","market":"us","labels":[],"media":"sec.gov","original_id":"AN162828025035763-MH","pdf_url":"","pub_time":1753243200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form S-8 - Securities to be offered to employees in employee benefit plans","symbol":"MH","title":"Form S-8 - Securities to be offered to employees in employee benefit plans","titleType":"Employee Stock Ownership","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025035763/0001628280-25-035763-index.htm","us_notice_code":"Form S-8","us_title_en":"Form S-8 - Securities to be offered to employees in employee benefit plans","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"S-8","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025035763/mcgrawhill-sx8.htm","primary":true,"translateUrl":"","linkName":"mcgrawhill-sx8.htm","type":"S-8","id":"NTFILEBi7Rww6UFjHou8gJ","market":"us","size":94583},{"description":"EX-FILING FEES","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025035763/exhibit107-sx8.htm","primary":false,"translateUrl":"","linkName":"exhibit107-sx8.htm","type":"EX-FILING FEES","id":"NTFILEA713m8ksCCs52Vkh","market":"us","size":21855},{"description":"EX-5.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025035763/exhibit51-sx8.htm","primary":false,"translateUrl":"","linkName":"exhibit51-sx8.htm","type":"EX-5.1","id":"NTFILE5oRib9SJrPLXZhys","market":"us","size":9309},{"description":"EX-23.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025035763/exhibit231-sx8.htm","primary":false,"translateUrl":"","linkName":"exhibit231-sx8.htm","type":"EX-23.1","id":"NTFILECJVMvrJL8n1eaXHj","market":"us","size":2067}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Employee Stock Ownership","pubTime":"2025-07-23 12:00","pubTimestamp":1753243200,"title_zh":"Form S-8 - Securities to be offered to employees in employee benefit plans","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20629549","market":"us","labels":[],"media":"sec.gov","original_id":"AN162828025035410-MH","pdf_url":"","pub_time":1753111804000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form CORRESP - Correspondence","symbol":"MH","title":"Form CORRESP - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1951070/0001628280-25-035410-index.html","us_notice_code":"Form CORRESP","us_title_en":"Form CORRESP - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025035410/filename1.htm","primary":true,"translateUrl":"","linkName":"filename1.htm","type":"CORRESP","id":"NTFILEJ2oLYTWzyfajJ7pt","market":"us","size":9185}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2025-07-21 23:30","pubTimestamp":1753111804,"title_zh":"Form CORRESP - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20629525","market":"us","labels":[],"media":"sec.gov","original_id":"AN162828025035409-MH","pdf_url":"","pub_time":1753111729000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form CORRESP - Correspondence","symbol":"MH","title":"Form CORRESP - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1951070/0001628280-25-035409-index.html","us_notice_code":"Form CORRESP","us_title_en":"Form CORRESP - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1951070/000162828025035409/filename1.htm","primary":true,"translateUrl":"","linkName":"filename1.htm","type":"CORRESP","id":"NTFILEHMJQHP2tLFtjUeti","market":"us","size":10600}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2025-07-21 23:28","pubTimestamp":1753111729,"title_zh":"Form CORRESP - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":2,"pageCount":1,"totalSize":29,"code":"91000000","status":"200"}]}}