Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-19-147291-index-headers.html | 2019-05-15 08:31:50 | |
| 0001193125-19-147291-index.html | 2019-05-15 08:31:50 | |
| 0001193125-19-147291.txt | 2019-05-15 08:31:50 | |
 0001193125-19-147291-xbrl.zip | 49723 | 2019-05-15 08:31:50 |
| d674011d10q.htm | 214470 | 2019-05-15 08:31:50 |
| d674011dex311.htm | 6759 | 2019-05-15 08:31:50 |
| d674011dex312.htm | 6765 | 2019-05-15 08:31:50 |
| d674011dex321.htm | 4960 | 2019-05-15 08:31:50 |
| FilingSummary.xml | 12538 | 2019-05-15 08:31:50 |
| Financial_Report.xlsx | 26612 | 2019-05-15 08:31:50 |
| matn-20190331.xml | 476342 | 2019-05-15 08:31:50 |
| matn-20190331.xsd | 21378 | 2019-05-15 08:31:50 |
| matn-20190331_cal.xml | 13777 | 2019-05-15 08:31:50 |
| matn-20190331_def.xml | 56887 | 2019-05-15 08:31:50 |
| matn-20190331_lab.xml | 161200 | 2019-05-15 08:31:50 |
| matn-20190331_pre.xml | 120841 | 2019-05-15 08:31:50 |
| R1.htm | 25633 | 2019-05-15 08:31:50 |
| R10.htm | 5538 | 2019-05-15 08:31:50 |
| R11.htm | 14713 | 2019-05-15 08:31:50 |
| R12.htm | 19657 | 2019-05-15 08:31:50 |
| R13.htm | 169241 | 2019-05-15 08:31:50 |
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| R15.htm | 19189 | 2019-05-15 08:31:50 |
| R16.htm | 6976 | 2019-05-15 08:31:50 |
| R17.htm | 29509 | 2019-05-15 08:31:50 |
| R18.htm | 44626 | 2019-05-15 08:31:50 |
| R19.htm | 9261 | 2019-05-15 08:31:50 |
| R2.htm | 51011 | 2019-05-15 08:31:50 |
| R20.htm | 56993 | 2019-05-15 08:31:50 |
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| R4.htm | 21081 | 2019-05-15 08:31:50 |
| R5.htm | 16052 | 2019-05-15 08:31:50 |
| R6.htm | 31385 | 2019-05-15 08:31:50 |
| R7.htm | 11111 | 2019-05-15 08:31:50 |
| R8.htm | 10982 | 2019-05-15 08:31:50 |
| R9.htm | 166263 | 2019-05-15 08:31:50 |
| report.css | 2767 | 2019-05-15 08:31:50 |
| Show.js | 1085 | 2019-05-15 08:31:50 |