Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001140361-20-007734-index-headers.html | 2020-04-01 20:00:04 | |
| 0001140361-20-007734-index.html | 2020-04-01 20:00:04 | |
| 0001140361-20-007734.txt | 2020-04-01 20:00:04 | |
 0001140361-20-007734-xbrl.zip | 109825 | 2020-04-01 20:00:04 |
| ex21_1.htm | 3372 | 2020-04-01 20:00:04 |
| ex31_1.htm | 12721 | 2020-04-01 20:00:04 |
| ex31_2.htm | 12711 | 2020-04-01 20:00:04 |
| ex32_1.htm | 5711 | 2020-04-01 20:00:04 |
| ex32_2.htm | 5529 | 2020-04-01 20:00:04 |
| FilingSummary.xml | 22308 | 2020-04-01 20:00:04 |
| Financial_Report.xlsx | 50335 | 2020-04-01 20:00:04 |
| form10k.htm | 671237 | 2020-04-01 20:00:04 |
| mghl-20191231.xml | 457439 | 2020-04-01 20:00:04 |
| mghl-20191231.xsd | 33069 | 2020-04-01 20:00:04 |
| mghl-20191231_cal.xml | 49642 | 2020-04-01 20:00:04 |
| mghl-20191231_def.xml | 126154 | 2020-04-01 20:00:04 |
| mghl-20191231_lab.xml | 442799 | 2020-04-01 20:00:04 |
| mghl-20191231_pre.xml | 263741 | 2020-04-01 20:00:04 |
| R1.htm | 36082 | 2020-04-01 20:00:04 |
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| R2.htm | 56568 | 2020-04-01 20:00:04 |
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| R21.htm | 52437 | 2020-04-01 20:00:04 |
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| R27.htm | 18041 | 2020-04-01 20:00:04 |
| R28.htm | 20135 | 2020-04-01 20:00:04 |
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| R3.htm | 55316 | 2020-04-01 20:00:04 |
| R30.htm | 44248 | 2020-04-01 20:00:04 |
| R31.htm | 23755 | 2020-04-01 20:00:04 |
| R32.htm | 4235 | 2020-04-01 20:00:04 |
| R33.htm | 69863 | 2020-04-01 20:00:04 |
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| R37.htm | 6260 | 2020-04-01 20:00:04 |
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| R6.htm | 76437 | 2020-04-01 20:00:04 |
| R7.htm | 22856 | 2020-04-01 20:00:04 |
| R8.htm | 10325 | 2020-04-01 20:00:04 |
| R9.htm | 20583 | 2020-04-01 20:00:04 |
| report.css | 2767 | 2020-04-01 20:00:04 |
| Show.js | 1085 | 2020-04-01 20:00:04 |