Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001140361-23-015466-index-headers.html | 2023-03-31 17:27:22 | |
| 0001140361-23-015466-index.html | 2023-03-31 17:27:22 | |
| 0001140361-23-015466.txt | 2023-03-31 17:27:22 | |
 0001140361-23-015466-xbrl.zip | 133921 | 2023-03-31 17:27:22 |
| brhc10050563_10k.htm | 763569 | 2023-03-31 17:27:22 |
| brhc10050563_10k_htm.xml | 420060 | 2023-03-31 17:27:22 |
| brhc10050563_ex21-1.htm | 2941 | 2023-03-31 17:27:22 |
| brhc10050563_ex31-1.htm | 12050 | 2023-03-31 17:27:22 |
| brhc10050563_ex31-2.htm | 12142 | 2023-03-31 17:27:22 |
| brhc10050563_ex32-1.htm | 5708 | 2023-03-31 17:27:22 |
| brhc10050563_ex32-2.htm | 5696 | 2023-03-31 17:27:22 |
| FilingSummary.xml | 22788 | 2023-03-31 17:27:22 |
| Financial_Report.xlsx | 52289 | 2023-03-31 17:27:22 |
| MetaLinks.json | 425287 | 2023-03-31 17:27:22 |
| mghl-20221231.xsd | 28536 | 2023-03-31 17:27:22 |
| mghl-20221231_cal.xml | 40651 | 2023-03-31 17:27:22 |
| mghl-20221231_def.xml | 74756 | 2023-03-31 17:27:22 |
| mghl-20221231_lab.xml | 362961 | 2023-03-31 17:27:22 |
| mghl-20221231_pre.xml | 207812 | 2023-03-31 17:27:22 |
| R1.htm | 64372 | 2023-03-31 17:27:22 |
| R10.htm | 8527 | 2023-03-31 17:27:22 |
| R11.htm | 35744 | 2023-03-31 17:27:22 |
| R12.htm | 9118 | 2023-03-31 17:27:22 |
| R13.htm | 58952 | 2023-03-31 17:27:22 |
| R14.htm | 25754 | 2023-03-31 17:27:22 |
| R15.htm | 9936 | 2023-03-31 17:27:22 |
| R16.htm | 7012 | 2023-03-31 17:27:22 |
| R17.htm | 5649 | 2023-03-31 17:27:22 |
| R18.htm | 5429 | 2023-03-31 17:27:22 |
| R19.htm | 9397 | 2023-03-31 17:27:22 |
| R2.htm | 75506 | 2023-03-31 17:27:22 |
| R20.htm | 59366 | 2023-03-31 17:27:22 |
| R21.htm | 15521 | 2023-03-31 17:27:22 |
| R22.htm | 33941 | 2023-03-31 17:27:22 |
| R23.htm | 57425 | 2023-03-31 17:27:22 |
| R24.htm | 24674 | 2023-03-31 17:27:22 |
| R25.htm | 20710 | 2023-03-31 17:27:22 |
| R26.htm | 10451 | 2023-03-31 17:27:22 |
| R27.htm | 18900 | 2023-03-31 17:27:22 |
| R28.htm | 21032 | 2023-03-31 17:27:22 |
| R29.htm | 11421 | 2023-03-31 17:27:22 |
| R3.htm | 71729 | 2023-03-31 17:27:22 |
| R30.htm | 14572 | 2023-03-31 17:27:22 |
| R31.htm | 6001 | 2023-03-31 17:27:22 |
| R32.htm | 67215 | 2023-03-31 17:27:22 |
| R33.htm | 35065 | 2023-03-31 17:27:22 |
| R34.htm | 11363 | 2023-03-31 17:27:22 |
| R35.htm | 6802 | 2023-03-31 17:27:22 |
| R4.htm | 16140 | 2023-03-31 17:27:22 |
| R5.htm | 24408 | 2023-03-31 17:27:22 |
| R6.htm | 57316 | 2023-03-31 17:27:22 |
| R7.htm | 11128 | 2023-03-31 17:27:22 |
| R8.htm | 22787 | 2023-03-31 17:27:22 |
| R9.htm | 26107 | 2023-03-31 17:27:22 |
| report.css | 2767 | 2023-03-31 17:27:22 |
| Show.js | 1085 | 2023-03-31 17:27:22 |