Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001140361-22-018691-index-headers.html | 2022-05-11 17:25:53 | |
| 0001140361-22-018691-index.html | 2022-05-11 17:25:53 | |
| 0001140361-22-018691.txt | 2022-05-11 17:25:53 | |
 0001140361-22-018691-xbrl.zip | 91791 | 2022-05-11 17:25:53 |
| brhc10037339_10q.htm | 529350 | 2022-05-11 17:25:53 |
| brhc10037339_10q_htm.xml | 280470 | 2022-05-11 17:25:53 |
| brhc10037339_ex31-1.htm | 12792 | 2022-05-11 17:25:53 |
| brhc10037339_ex31-2.htm | 11987 | 2022-05-11 17:25:53 |
| brhc10037339_ex32-1.htm | 4244 | 2022-05-11 17:25:53 |
| brhc10037339_ex32-2.htm | 3967 | 2022-05-11 17:25:53 |
| FilingSummary.xml | 20471 | 2022-05-11 17:25:53 |
| Financial_Report.xlsx | 41691 | 2022-05-11 17:25:53 |
| MetaLinks.json | 306279 | 2022-05-11 17:25:53 |
| mghl-20220331.xsd | 23666 | 2022-05-11 17:25:53 |
| mghl-20220331_cal.xml | 27335 | 2022-05-11 17:25:53 |
| mghl-20220331_def.xml | 66305 | 2022-05-11 17:25:53 |
| mghl-20220331_lab.xml | 251806 | 2022-05-11 17:25:53 |
| mghl-20220331_pre.xml | 158208 | 2022-05-11 17:25:53 |
| R1.htm | 52352 | 2022-05-11 17:25:53 |
| R10.htm | 9487 | 2022-05-11 17:25:53 |
| R11.htm | 38341 | 2022-05-11 17:25:53 |
| R12.htm | 9765 | 2022-05-11 17:25:53 |
| R13.htm | 8447 | 2022-05-11 17:25:53 |
| R14.htm | 14955 | 2022-05-11 17:25:53 |
| R15.htm | 10660 | 2022-05-11 17:25:53 |
| R16.htm | 8580 | 2022-05-11 17:25:53 |
| R17.htm | 6543 | 2022-05-11 17:25:53 |
| R18.htm | 6257 | 2022-05-11 17:25:53 |
| R19.htm | 14012 | 2022-05-11 17:25:53 |
| R2.htm | 75502 | 2022-05-11 17:25:53 |
| R20.htm | 13728 | 2022-05-11 17:25:53 |
| R21.htm | 23216 | 2022-05-11 17:25:53 |
| R22.htm | 27483 | 2022-05-11 17:25:53 |
| R23.htm | 13841 | 2022-05-11 17:25:53 |
| R24.htm | 20917 | 2022-05-11 17:25:53 |
| R25.htm | 19061 | 2022-05-11 17:25:53 |
| R26.htm | 19647 | 2022-05-11 17:25:53 |
| R27.htm | 5534 | 2022-05-11 17:25:53 |
| R28.htm | 14762 | 2022-05-11 17:25:53 |
| R29.htm | 4240 | 2022-05-11 17:25:53 |
| R3.htm | 16322 | 2022-05-11 17:25:53 |
| R30.htm | 4396 | 2022-05-11 17:25:53 |
| R31.htm | 36543 | 2022-05-11 17:25:53 |
| R32.htm | 6137 | 2022-05-11 17:25:53 |
| R33.htm | 6873 | 2022-05-11 17:25:53 |
| R4.htm | 74153 | 2022-05-11 17:25:53 |
| R5.htm | 25381 | 2022-05-11 17:25:53 |
| R6.htm | 53370 | 2022-05-11 17:25:53 |
| R7.htm | 15783 | 2022-05-11 17:25:53 |
| R8.htm | 11466 | 2022-05-11 17:25:53 |
| R9.htm | 40495 | 2022-05-11 17:25:53 |
| report.css | 2767 | 2022-05-11 17:25:53 |
| Show.js | 1085 | 2022-05-11 17:25:53 |