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| 0001104657-22-000157-index.html | 2022-11-02 15:58:28 | |
| 0001104657-22-000157.txt | 2022-11-02 15:58:28 | |
 0001104657-22-000157-xbrl.zip | 302227 | 2022-11-02 15:58:28 |
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| mtrn-20220930.htm | 2433250 | 2022-11-02 15:58:28 |
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| report.css | 2767 | 2022-11-02 15:58:28 |
| Show.js | 1085 | 2022-11-02 15:58:28 |