Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-177638-index-headers.html | 2020-06-24 16:10:04 | |
| 0001193125-20-177638-index.html | 2020-06-24 16:10:04 | |
| 0001193125-20-177638.txt | 2020-06-24 16:10:04 | |
 0001193125-20-177638-xbrl.zip | 13140 | 2020-06-24 16:10:04 |
| d946160d8k.htm | 34447 | 2020-06-24 16:10:04 |
| d946160d8k_htm.xml | 3397 | 2020-06-24 16:10:04 |
| d946160dex991.htm | 9302 | 2020-06-24 16:10:04 |
| FilingSummary.xml | 1724 | 2020-06-24 16:10:04 |
| Financial_Report.xlsx | 5817 | 2020-06-24 16:10:04 |
 g946160g0623235104865.jpg | 2046 | 2020-06-24 16:10:04 |
| MetaLinks.json | 18832 | 2020-06-24 16:10:04 |
| mtx-20200624.xsd | 3067 | 2020-06-24 16:10:04 |
| mtx-20200624_lab.xml | 18139 | 2020-06-24 16:10:04 |
| mtx-20200624_pre.xml | 11407 | 2020-06-24 16:10:04 |
| R1.htm | 40158 | 2020-06-24 16:10:04 |
| report.css | 2767 | 2020-06-24 16:10:04 |
| Show.js | 1084 | 2020-06-24 16:10:04 |