Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000833079-24-000121-index-headers.html | 2024-10-31 16:25:25 | |
| 0000833079-24-000121-index.html | 2024-10-31 16:25:25 | |
| 0000833079-24-000121.txt | 2024-10-31 16:25:25 | |
 0000833079-24-000121-xbrl.zip | 482120 | 2024-10-31 16:25:25 |
| ex101-firstsupplementalind.htm | 22774 | 2024-10-31 16:25:25 |
| ex102-firstsupplementalind.htm | 84592 | 2024-10-31 16:25:25 |
| ex103-fourthsupplementalin.htm | 85837 | 2024-10-31 16:25:25 |
| FilingSummary.xml | 42291 | 2024-10-31 16:25:25 |
| Financial_Report.xlsx | 115338 | 2024-10-31 16:25:25 |
| MetaLinks.json | 845274 | 2024-10-31 16:25:25 |
| mth-20240930.htm | 1528474 | 2024-10-31 16:25:25 |
| mth-20240930.xsd | 61197 | 2024-10-31 16:25:25 |
| mth-20240930_cal.xml | 79150 | 2024-10-31 16:25:25 |
| mth-20240930_def.xml | 229888 | 2024-10-31 16:25:25 |
 mth-20240930_g1.jpg | 382277 | 2024-10-31 16:25:25 |
| mth-20240930_htm.xml | 1462309 | 2024-10-31 16:25:25 |
| mth-20240930_lab.xml | 629090 | 2024-10-31 16:25:25 |
| mth-20240930_pre.xml | 459688 | 2024-10-31 16:25:25 |
| mth2024093010qex22.htm | 19614 | 2024-10-31 16:25:25 |
| mth2024093010qex311.htm | 7382 | 2024-10-31 16:25:25 |
| mth2024093010qex312.htm | 7594 | 2024-10-31 16:25:25 |
| mth2024093010qex321.htm | 7568 | 2024-10-31 16:25:25 |
| R1.htm | 53098 | 2024-10-31 16:25:25 |
| R10.htm | 37710 | 2024-10-31 16:25:25 |
| R11.htm | 20905 | 2024-10-31 16:25:25 |
| R12.htm | 25990 | 2024-10-31 16:25:25 |
| R13.htm | 29091 | 2024-10-31 16:25:25 |
| R14.htm | 26967 | 2024-10-31 16:25:25 |
| R15.htm | 21848 | 2024-10-31 16:25:25 |
| R16.htm | 119905 | 2024-10-31 16:25:25 |
| R17.htm | 31796 | 2024-10-31 16:25:25 |
| R18.htm | 22876 | 2024-10-31 16:25:25 |
| R19.htm | 16113 | 2024-10-31 16:25:25 |
| R2.htm | 76566 | 2024-10-31 16:25:25 |
| R20.htm | 115446 | 2024-10-31 16:25:25 |
| R21.htm | 8071 | 2024-10-31 16:25:25 |
| R22.htm | 15353 | 2024-10-31 16:25:25 |
| R23.htm | 48426 | 2024-10-31 16:25:25 |
| R24.htm | 76114 | 2024-10-31 16:25:25 |
| R25.htm | 59453 | 2024-10-31 16:25:25 |
| R26.htm | 33027 | 2024-10-31 16:25:25 |
| R27.htm | 25190 | 2024-10-31 16:25:25 |
| R28.htm | 35612 | 2024-10-31 16:25:25 |
| R29.htm | 11276 | 2024-10-31 16:25:25 |
| R3.htm | 22186 | 2024-10-31 16:25:25 |
| R30.htm | 16161 | 2024-10-31 16:25:25 |
| R31.htm | 20575 | 2024-10-31 16:25:25 |
| R32.htm | 26573 | 2024-10-31 16:25:25 |
| R33.htm | 23448 | 2024-10-31 16:25:25 |
| R34.htm | 114507 | 2024-10-31 16:25:25 |
| R35.htm | 27476 | 2024-10-31 16:25:25 |
| R36.htm | 16604 | 2024-10-31 16:25:25 |
| R37.htm | 15556 | 2024-10-31 16:25:25 |
| R38.htm | 106574 | 2024-10-31 16:25:25 |
| R39.htm | 30542 | 2024-10-31 16:25:25 |
| R4.htm | 93231 | 2024-10-31 16:25:25 |
| R40.htm | 22126 | 2024-10-31 16:25:25 |
| R41.htm | 21350 | 2024-10-31 16:25:25 |
| R42.htm | 12099 | 2024-10-31 16:25:25 |
| R43.htm | 13009 | 2024-10-31 16:25:25 |
| R44.htm | 13546 | 2024-10-31 16:25:25 |
| R45.htm | 49387 | 2024-10-31 16:25:25 |
| R46.htm | 11996 | 2024-10-31 16:25:25 |
| R47.htm | 62198 | 2024-10-31 16:25:25 |
| R48.htm | 38627 | 2024-10-31 16:25:25 |
| R49.htm | 17049 | 2024-10-31 16:25:25 |
| R5.htm | 86460 | 2024-10-31 16:25:25 |
| R50.htm | 51969 | 2024-10-31 16:25:25 |
| R51.htm | 57171 | 2024-10-31 16:25:25 |
| R52.htm | 36434 | 2024-10-31 16:25:25 |
| R53.htm | 40285 | 2024-10-31 16:25:25 |
| R54.htm | 6741 | 2024-10-31 16:25:25 |
| R55.htm | 23763 | 2024-10-31 16:25:25 |
| R56.htm | 64695 | 2024-10-31 16:25:25 |
| R57.htm | 29617 | 2024-10-31 16:25:25 |
| R58.htm | 19490 | 2024-10-31 16:25:25 |
| R59.htm | 11665 | 2024-10-31 16:25:25 |
| R6.htm | 4723 | 2024-10-31 16:25:25 |
| R60.htm | 13538 | 2024-10-31 16:25:25 |
| R61.htm | 21207 | 2024-10-31 16:25:25 |
| R62.htm | 15260 | 2024-10-31 16:25:25 |
| R63.htm | 6650 | 2024-10-31 16:25:25 |
| R64.htm | 70584 | 2024-10-31 16:25:25 |
| R65.htm | 18387 | 2024-10-31 16:25:25 |
| R66.htm | 47561 | 2024-10-31 16:25:25 |
| R67.htm | 5281 | 2024-10-31 16:25:25 |
| R7.htm | 84140 | 2024-10-31 16:25:25 |
| R8.htm | 31758 | 2024-10-31 16:25:25 |
| R9.htm | 28017 | 2024-10-31 16:25:25 |
| report.css | 2767 | 2024-10-31 16:25:25 |
| Show.js | 1085 | 2024-10-31 16:25:25 |