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| 0000892537-21-000014.txt | 2021-05-05 08:59:35 | |
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| FilingSummary.xml | 29926 | 2021-05-05 08:59:35 |
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| mant-03312021xex311.htm | 9038 | 2021-05-05 08:59:35 |
| mant-03312021xex312.htm | 9150 | 2021-05-05 08:59:35 |
| mant-03312021xex32.htm | 8401 | 2021-05-05 08:59:35 |
| mant-20210331.htm | 872645 | 2021-05-05 08:59:35 |
| mant-20210331.xsd | 33347 | 2021-05-05 08:59:35 |
| mant-20210331_cal.xml | 84937 | 2021-05-05 08:59:35 |
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| mant-20210331_htm.xml | 756695 | 2021-05-05 08:59:35 |
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| MetaLinks.json | 508586 | 2021-05-05 08:59:35 |
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| R9.htm | 7338 | 2021-05-05 08:59:35 |
| report.css | 2767 | 2021-05-05 08:59:35 |
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