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| 0000950170-22-000913-index.html | 2022-02-08 17:14:40 | |
| 0000950170-22-000913.txt | 2022-02-08 17:14:40 | |
 0000950170-22-000913-xbrl.zip | 676909 | 2022-02-08 17:14:40 |
| amrk-20211231.htm | 9256374 | 2022-02-08 17:14:40 |
| amrk-20211231.xsd | 103015 | 2022-02-08 17:14:40 |
| amrk-20211231_cal.xml | 90922 | 2022-02-08 17:14:40 |
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| amrk-20211231_htm.xml | 7436623 | 2022-02-08 17:14:40 |
| amrk-20211231_lab.xml | 747450 | 2022-02-08 17:14:40 |
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| amrk-ex31_2.htm | 18336 | 2022-02-08 17:14:40 |
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| amrk-ex32_2.htm | 11510 | 2022-02-08 17:14:40 |
| FilingSummary.xml | 66132 | 2022-02-08 17:14:40 |
| Financial_Report.xlsx | 175208 | 2022-02-08 17:14:40 |
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| report.css | 2768 | 2022-02-08 17:14:40 |
| Show.js | 1086 | 2022-02-08 17:14:40 |