Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001140361-15-016373-index-headers.html | 2015-04-24 16:00:42 | |
| 0001140361-15-016373-index.html | 2015-04-24 16:00:42 | |
| 0001140361-15-016373.txt | 2015-04-24 16:00:42 | |
 0001140361-15-016373-xbrl.zip | 130291 | 2015-04-24 16:00:42 |
| ex15.htm | 3552 | 2015-04-24 16:00:42 |
| ex31_1.htm | 11033 | 2015-04-24 16:00:42 |
| ex31_2.htm | 12163 | 2015-04-24 16:00:42 |
| ex32.htm | 6673 | 2015-04-24 16:00:42 |
| ex95.htm | 120889 | 2015-04-24 16:00:42 |
| ex99.htm | 58937 | 2015-04-24 16:00:42 |
| FilingSummary.xml | 25196 | 2015-04-24 16:00:42 |
| Financial_Report.xls | 1070309 | 2015-04-24 16:00:42 |
| Financial_Report.xlsx | 123904 | 2015-04-24 16:00:42 |
| form10q.htm | 1209215 | 2015-04-24 16:00:42 |
| mtx-20150329.xml | 1167228 | 2015-04-24 16:00:42 |
| mtx-20150329.xsd | 37518 | 2015-04-24 16:00:42 |
| mtx-20150329_cal.xml | 76379 | 2015-04-24 16:00:42 |
| mtx-20150329_def.xml | 159674 | 2015-04-24 16:00:42 |
| mtx-20150329_lab.xml | 518661 | 2015-04-24 16:00:42 |
| mtx-20150329_pre.xml | 298598 | 2015-04-24 16:00:42 |
| R1.htm | 34661 | 2015-04-24 16:00:42 |
| R10.htm | 10099 | 2015-04-24 16:00:42 |
| R11.htm | 22909 | 2015-04-24 16:00:42 |
| R12.htm | 44389 | 2015-04-24 16:00:42 |
| R13.htm | 26921 | 2015-04-24 16:00:42 |
| R14.htm | 50990 | 2015-04-24 16:00:42 |
| R15.htm | 58160 | 2015-04-24 16:00:42 |
| R16.htm | 18920 | 2015-04-24 16:00:42 |
| R17.htm | 18919 | 2015-04-24 16:00:42 |
| R18.htm | 70818 | 2015-04-24 16:00:42 |
| R19.htm | 105503 | 2015-04-24 16:00:42 |
| R2.htm | 100535 | 2015-04-24 16:00:42 |
| R20.htm | 13064 | 2015-04-24 16:00:42 |
| R21.htm | 60599 | 2015-04-24 16:00:42 |
| R22.htm | 32864 | 2015-04-24 16:00:42 |
| R23.htm | 13796 | 2015-04-24 16:00:42 |
| R24.htm | 21571 | 2015-04-24 16:00:42 |
| R25.htm | 39424 | 2015-04-24 16:00:42 |
| R26.htm | 26932 | 2015-04-24 16:00:42 |
| R27.htm | 47224 | 2015-04-24 16:00:42 |
| R28.htm | 56941 | 2015-04-24 16:00:42 |
| R29.htm | 16146 | 2015-04-24 16:00:42 |
| R3.htm | 37939 | 2015-04-24 16:00:42 |
| R30.htm | 69161 | 2015-04-24 16:00:42 |
| R31.htm | 106893 | 2015-04-24 16:00:42 |
| R32.htm | 9088 | 2015-04-24 16:00:42 |
| R33.htm | 118890 | 2015-04-24 16:00:42 |
| R34.htm | 37447 | 2015-04-24 16:00:42 |
| R35.htm | 17016 | 2015-04-24 16:00:42 |
| R36.htm | 22911 | 2015-04-24 16:00:42 |
| R37.htm | 23488 | 2015-04-24 16:00:42 |
| R38.htm | 72739 | 2015-04-24 16:00:42 |
| R39.htm | 49806 | 2015-04-24 16:00:42 |
| R4.htm | 141128 | 2015-04-24 16:00:42 |
| R40.htm | 53530 | 2015-04-24 16:00:42 |
| R41.htm | 20880 | 2015-04-24 16:00:42 |
| R42.htm | 38528 | 2015-04-24 16:00:42 |
| R43.htm | 24520 | 2015-04-24 16:00:42 |
| R44.htm | 58258 | 2015-04-24 16:00:42 |
| R45.htm | 92191 | 2015-04-24 16:00:42 |
| R46.htm | 41011 | 2015-04-24 16:00:42 |
| R47.htm | 22221 | 2015-04-24 16:00:42 |
| R48.htm | 45214 | 2015-04-24 16:00:42 |
| R5.htm | 86594 | 2015-04-24 16:00:42 |
| R6.htm | 14865 | 2015-04-24 16:00:42 |
| R7.htm | 67174 | 2015-04-24 16:00:42 |
| R8.htm | 35562 | 2015-04-24 16:00:42 |
| R9.htm | 15712 | 2015-04-24 16:00:42 |
| report.css | 2740 | 2015-04-24 16:00:42 |
| Show.js | 1410 | 2015-04-24 16:00:42 |