Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000891014-20-000004-index-headers.html | 2020-01-22 16:07:07 | |
| 0000891014-20-000004-index.html | 2020-01-22 16:07:07 | |
| 0000891014-20-000004.txt | 2020-01-22 16:07:07 | |
 0000891014-20-000004-xbrl.zip | 11128 | 2020-01-22 16:07:07 |
| ex99_1.htm | 4138 | 2020-01-22 16:07:07 |
| FilingSummary.xml | 1704 | 2020-01-22 16:07:07 |
| Financial_Report.xlsx | 5797 | 2020-01-22 16:07:07 |
| form8k_012220.htm | 31920 | 2020-01-22 16:07:07 |
| form8k_012220_htm.xml | 4060 | 2020-01-22 16:07:07 |
 image0.jpg | 89253 | 2020-01-22 16:07:07 |
| MetaLinks.json | 21510 | 2020-01-22 16:07:07 |
| mtx-20200122.xsd | 4395 | 2020-01-22 16:07:07 |
| mtx-20200122_lab.xml | 23692 | 2020-01-22 16:07:07 |
| mtx-20200122_pre.xml | 16837 | 2020-01-22 16:07:07 |
| R1.htm | 38625 | 2020-01-22 16:07:07 |
| report.css | 2767 | 2020-01-22 16:07:07 |
| Show.js | 1084 | 2020-01-22 16:07:07 |