Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000064996-25-000013-index-headers.html | 2025-02-11 16:07:40 | |
| 0000064996-25-000013-index.html | 2025-02-11 16:07:40 | |
| 0000064996-25-000013.txt | 2025-02-11 16:07:40 | |
 0000064996-25-000013-xbrl.zip | 617036 | 2025-02-11 16:07:40 |
| FilingSummary.xml | 73518 | 2025-02-11 16:07:40 |
| Financial_Report.xlsx | 216350 | 2025-02-11 16:07:40 |
| mcy-20241231.htm | 3573037 | 2025-02-11 16:07:40 |
| mcy-20241231.xsd | 90468 | 2025-02-11 16:07:40 |
| mcy-20241231xex1033.htm | 7000 | 2025-02-11 16:07:40 |
| mcy-20241231xex1034.htm | 8132 | 2025-02-11 16:07:40 |
| mcy-20241231xex211.htm | 18885 | 2025-02-11 16:07:40 |
| mcy-20241231xex231.htm | 2919 | 2025-02-11 16:07:40 |
| mcy-20241231xex311.htm | 10305 | 2025-02-11 16:07:40 |
| mcy-20241231xex312.htm | 10509 | 2025-02-11 16:07:40 |
| mcy-20241231xex321.htm | 5809 | 2025-02-11 16:07:40 |
| mcy-20241231xex322.htm | 5834 | 2025-02-11 16:07:40 |
| mcy-20241231_cal.xml | 134456 | 2025-02-11 16:07:40 |
| mcy-20241231_def.xml | 520568 | 2025-02-11 16:07:40 |
 mcy-20241231_g1.jpg | 155687 | 2025-02-11 16:07:40 |
| mcy-20241231_htm.xml | 3789141 | 2025-02-11 16:07:40 |
| mcy-20241231_lab.xml | 1092756 | 2025-02-11 16:07:40 |
| mcy-20241231_pre.xml | 893041 | 2025-02-11 16:07:40 |
| MetaLinks.json | 1464753 | 2025-02-11 16:07:40 |
| R1.htm | 64830 | 2025-02-11 16:07:40 |
| R10.htm | 58883 | 2025-02-11 16:07:40 |
| R100.htm | 9228 | 2025-02-11 16:07:40 |
| R101.htm | 22208 | 2025-02-11 16:07:40 |
| R102.htm | 23561 | 2025-02-11 16:07:40 |
| R103.htm | 16554 | 2025-02-11 16:07:40 |
| R104.htm | 28627 | 2025-02-11 16:07:40 |
| R105.htm | 28597 | 2025-02-11 16:07:40 |
| R106.htm | 41223 | 2025-02-11 16:07:40 |
| R107.htm | 7914 | 2025-02-11 16:07:40 |
| R108.htm | 4015 | 2025-02-11 16:07:40 |
| R109.htm | 71178 | 2025-02-11 16:07:40 |
| R11.htm | 155885 | 2025-02-11 16:07:40 |
| R110.htm | 38793 | 2025-02-11 16:07:40 |
| R111.htm | 43895 | 2025-02-11 16:07:40 |
| R112.htm | 122623 | 2025-02-11 16:07:40 |
| R113.htm | 58717 | 2025-02-11 16:07:40 |
| R114.htm | 73095 | 2025-02-11 16:07:40 |
| R115.htm | 70226 | 2025-02-11 16:07:40 |
| R116.htm | 14296 | 2025-02-11 16:07:40 |
| R117.htm | 49455 | 2025-02-11 16:07:40 |
| R12.htm | 20505 | 2025-02-11 16:07:40 |
| R13.htm | 14901 | 2025-02-11 16:07:40 |
| R14.htm | 143053 | 2025-02-11 16:07:40 |
| R15.htm | 37521 | 2025-02-11 16:07:40 |
| R16.htm | 20640 | 2025-02-11 16:07:40 |
| R17.htm | 39061 | 2025-02-11 16:07:40 |
| R18.htm | 94889 | 2025-02-11 16:07:40 |
| R19.htm | 399875 | 2025-02-11 16:07:40 |
| R2.htm | 7807 | 2025-02-11 16:07:40 |
| R20.htm | 12358 | 2025-02-11 16:07:40 |
| R21.htm | 14556 | 2025-02-11 16:07:40 |
| R22.htm | 7517 | 2025-02-11 16:07:40 |
| R23.htm | 58135 | 2025-02-11 16:07:40 |
| R24.htm | 31516 | 2025-02-11 16:07:40 |
| R25.htm | 12426 | 2025-02-11 16:07:40 |
| R26.htm | 129919 | 2025-02-11 16:07:40 |
| R27.htm | 57684 | 2025-02-11 16:07:40 |
| R28.htm | 120129 | 2025-02-11 16:07:40 |
| R29.htm | 14441 | 2025-02-11 16:07:40 |
| R3.htm | 128264 | 2025-02-11 16:07:40 |
| R30.htm | 16050 | 2025-02-11 16:07:40 |
| R31.htm | 14644 | 2025-02-11 16:07:40 |
| R32.htm | 8481 | 2025-02-11 16:07:40 |
| R33.htm | 4387 | 2025-02-11 16:07:40 |
| R34.htm | 60504 | 2025-02-11 16:07:40 |
| R35.htm | 168115 | 2025-02-11 16:07:40 |
| R36.htm | 60405 | 2025-02-11 16:07:40 |
| R37.htm | 11982 | 2025-02-11 16:07:40 |
| R38.htm | 64082 | 2025-02-11 16:07:40 |
| R39.htm | 137668 | 2025-02-11 16:07:40 |
| R4.htm | 20495 | 2025-02-11 16:07:40 |
| R40.htm | 16332 | 2025-02-11 16:07:40 |
| R41.htm | 14745 | 2025-02-11 16:07:40 |
| R42.htm | 71864 | 2025-02-11 16:07:40 |
| R43.htm | 35219 | 2025-02-11 16:07:40 |
| R44.htm | 20362 | 2025-02-11 16:07:40 |
| R45.htm | 39146 | 2025-02-11 16:07:40 |
| R46.htm | 95411 | 2025-02-11 16:07:40 |
| R47.htm | 400400 | 2025-02-11 16:07:40 |
| R48.htm | 10792 | 2025-02-11 16:07:40 |
| R49.htm | 12558 | 2025-02-11 16:07:40 |
| R5.htm | 75854 | 2025-02-11 16:07:40 |
| R50.htm | 58196 | 2025-02-11 16:07:40 |
| R51.htm | 30415 | 2025-02-11 16:07:40 |
| R52.htm | 119536 | 2025-02-11 16:07:40 |
| R53.htm | 84628 | 2025-02-11 16:07:40 |
| R54.htm | 8827 | 2025-02-11 16:07:40 |
| R55.htm | 27699 | 2025-02-11 16:07:40 |
| R56.htm | 12853 | 2025-02-11 16:07:40 |
| R57.htm | 12218 | 2025-02-11 16:07:40 |
| R58.htm | 19456 | 2025-02-11 16:07:40 |
| R59.htm | 28833 | 2025-02-11 16:07:40 |
| R6.htm | 43088 | 2025-02-11 16:07:40 |
| R60.htm | 13789 | 2025-02-11 16:07:40 |
| R61.htm | 22940 | 2025-02-11 16:07:40 |
| R62.htm | 25988 | 2025-02-11 16:07:40 |
| R63.htm | 13303 | 2025-02-11 16:07:40 |
| R64.htm | 38928 | 2025-02-11 16:07:40 |
| R65.htm | 43130 | 2025-02-11 16:07:40 |
| R66.htm | 112265 | 2025-02-11 16:07:40 |
| R67.htm | 31258 | 2025-02-11 16:07:40 |
| R68.htm | 21626 | 2025-02-11 16:07:40 |
| R69.htm | 37919 | 2025-02-11 16:07:40 |
| R7.htm | 100984 | 2025-02-11 16:07:40 |
| R70.htm | 9685 | 2025-02-11 16:07:40 |
| R71.htm | 13399 | 2025-02-11 16:07:40 |
| R72.htm | 16059 | 2025-02-11 16:07:40 |
| R73.htm | 14147 | 2025-02-11 16:07:40 |
| R74.htm | 10830 | 2025-02-11 16:07:40 |
| R75.htm | 15583 | 2025-02-11 16:07:40 |
| R76.htm | 40336 | 2025-02-11 16:07:40 |
| R77.htm | 77022 | 2025-02-11 16:07:40 |
| R78.htm | 22320 | 2025-02-11 16:07:40 |
| R79.htm | 10462 | 2025-02-11 16:07:40 |
| R8.htm | 136091 | 2025-02-11 16:07:40 |
| R80.htm | 11249 | 2025-02-11 16:07:40 |
| R81.htm | 16255 | 2025-02-11 16:07:40 |
| R82.htm | 25466 | 2025-02-11 16:07:40 |
| R83.htm | 20238 | 2025-02-11 16:07:40 |
| R84.htm | 12623 | 2025-02-11 16:07:40 |
| R85.htm | 38673 | 2025-02-11 16:07:40 |
| R86.htm | 23236 | 2025-02-11 16:07:40 |
| R87.htm | 31592 | 2025-02-11 16:07:40 |
| R88.htm | 14055 | 2025-02-11 16:07:40 |
| R89.htm | 10222 | 2025-02-11 16:07:40 |
| R9.htm | 23878 | 2025-02-11 16:07:40 |
| R90.htm | 30439 | 2025-02-11 16:07:40 |
| R91.htm | 20709 | 2025-02-11 16:07:40 |
| R92.htm | 181802 | 2025-02-11 16:07:40 |
| R93.htm | 38210 | 2025-02-11 16:07:40 |
| R94.htm | 33012 | 2025-02-11 16:07:40 |
| R95.htm | 6453 | 2025-02-11 16:07:40 |
| R96.htm | 11185 | 2025-02-11 16:07:40 |
| R97.htm | 11661 | 2025-02-11 16:07:40 |
| R98.htm | 7900 | 2025-02-11 16:07:40 |
| R99.htm | 63928 | 2025-02-11 16:07:40 |
| report.css | 2768 | 2025-02-11 16:07:40 |
| Show.js | 1086 | 2025-02-11 16:07:40 |