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| 0000866273-20-000005-index.html | 2020-02-06 16:04:56 | |
| 0000866273-20-000005.txt | 2020-02-06 16:04:56 | |
 0000866273-20-000005-xbrl.zip | 215970 | 2020-02-06 16:04:56 |
| exhibit311-mtrxx2019x1.htm | 13048 | 2020-02-06 16:04:56 |
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| exhibit321-mtrxx2019x1.htm | 6996 | 2020-02-06 16:04:56 |
| exhibit322-mtrxx2019x1.htm | 7014 | 2020-02-06 16:04:56 |
| exhibit95-mtrxx2019x12.htm | 16035 | 2020-02-06 16:04:56 |
| FilingSummary.xml | 27521 | 2020-02-06 16:04:56 |
| Financial_Report.xlsx | 54965 | 2020-02-06 16:04:56 |
| MetaLinks.json | 478942 | 2020-02-06 16:04:56 |
| mtrx-20191231.xsd | 41507 | 2020-02-06 16:04:56 |
| mtrx-20191231_cal.xml | 78739 | 2020-02-06 16:04:56 |
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| mtrx-20191231_lab.xml | 550785 | 2020-02-06 16:04:56 |
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| report.css | 2767 | 2020-02-06 16:04:56 |
| Show.js | 1085 | 2020-02-06 16:04:56 |