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| 0000015615-20-000024-index.html | 2020-07-31 09:15:30 | |
| 0000015615-20-000024.txt | 2020-07-31 09:15:30 | |
 0000015615-20-000024-xbrl.zip | 374228 | 2020-07-31 09:15:30 |
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| mtz-20200630.xsd | 65401 | 2020-07-31 09:15:30 |
| mtz-20200630_cal.xml | 115303 | 2020-07-31 09:15:30 |
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| mtz6302010-q.htm | 2374575 | 2020-07-31 09:15:30 |
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| report.css | 2768 | 2020-07-31 09:15:30 |
| Show.js | 1086 | 2020-07-31 09:15:30 |