Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104657-20-000043-index-headers.html | 2020-04-23 11:47:14 | |
| 0001104657-20-000043-index.html | 2020-04-23 11:47:14 | |
| 0001104657-20-000043.txt | 2020-04-23 11:47:14 | |
 0001104657-20-000043-xbrl.zip | 255077 | 2020-04-23 11:47:14 |
| a151012199322019rsuformo.htm | 46043 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo001.jpg | 139863 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo002.jpg | 141663 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo003.jpg | 140967 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo004.jpg | 145633 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo005.jpg | 168390 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo006.jpg | 177556 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo007.jpg | 154842 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo008.jpg | 128308 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo009.jpg | 140387 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo010.jpg | 147148 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo011.jpg | 160096 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo012.jpg | 162899 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo013.jpg | 160301 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo014.jpg | 151850 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo015.jpg | 161955 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo016.jpg | 182483 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo017.jpg | 165240 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo018.jpg | 130765 | 2020-04-23 11:47:14 |
 a151012199322019rsuformo019.jpg | 45310 | 2020-04-23 11:47:14 |
| a151012209132019prsuform.htm | 67235 | 2020-04-23 11:47:14 |
 a151012209132019prsuform001.jpg | 162099 | 2020-04-23 11:47:14 |
 a151012209132019prsuform002.jpg | 117592 | 2020-04-23 11:47:14 |
 a151012209132019prsuform003.jpg | 162715 | 2020-04-23 11:47:14 |
 a151012209132019prsuform004.jpg | 158623 | 2020-04-23 11:47:14 |
 a151012209132019prsuform005.jpg | 172707 | 2020-04-23 11:47:14 |
 a151012209132019prsuform006.jpg | 147234 | 2020-04-23 11:47:14 |
 a151012209132019prsuform007.jpg | 164090 | 2020-04-23 11:47:14 |
 a151012209132019prsuform008.jpg | 143876 | 2020-04-23 11:47:14 |
 a151012209132019prsuform009.jpg | 162445 | 2020-04-23 11:47:14 |
 a151012209132019prsuform010.jpg | 131012 | 2020-04-23 11:47:14 |
 a151012209132019prsuform011.jpg | 125310 | 2020-04-23 11:47:14 |
 a151012209132019prsuform012.jpg | 135687 | 2020-04-23 11:47:14 |
 a151012209132019prsuform013.jpg | 127810 | 2020-04-23 11:47:14 |
 a151012209132019prsuform014.jpg | 152970 | 2020-04-23 11:47:14 |
 a151012209132019prsuform015.jpg | 156080 | 2020-04-23 11:47:14 |
 a151012209132019prsuform016.jpg | 168839 | 2020-04-23 11:47:14 |
 a151012209132019prsuform017.jpg | 136539 | 2020-04-23 11:47:14 |
 a151012209132019prsuform018.jpg | 172829 | 2020-04-23 11:47:14 |
 a151012209132019prsuform019.jpg | 157185 | 2020-04-23 11:47:14 |
 a151012209132019prsuform020.jpg | 167290 | 2020-04-23 11:47:14 |
 a151012209132019prsuform021.jpg | 159009 | 2020-04-23 11:47:14 |
 a151012209132019prsuform022.jpg | 159744 | 2020-04-23 11:47:14 |
 a151012209132019prsuform023.jpg | 132333 | 2020-04-23 11:47:14 |
 a151012209132019prsuform024.jpg | 50102 | 2020-04-23 11:47:14 |
 a151012209132019prsuform025.jpg | 253820 | 2020-04-23 11:47:14 |
 a151012209132019prsuform026.jpg | 216020 | 2020-04-23 11:47:14 |
 a151012209132019prsuform027.jpg | 248906 | 2020-04-23 11:47:14 |
 a151012209132019prsuform028.jpg | 40789 | 2020-04-23 11:47:14 |
 a151012209132019prsuform029.jpg | 59830 | 2020-04-23 11:47:14 |
 a151012209132019prsuform030.jpg | 131955 | 2020-04-23 11:47:14 |
| a151012211922019sarformo.htm | 40262 | 2020-04-23 11:47:14 |
 a151012211922019sarformo001.jpg | 166055 | 2020-04-23 11:47:14 |
 a151012211922019sarformo002.jpg | 223758 | 2020-04-23 11:47:14 |
 a151012211922019sarformo003.jpg | 188972 | 2020-04-23 11:47:14 |
 a151012211922019sarformo004.jpg | 202607 | 2020-04-23 11:47:14 |
 a151012211922019sarformo005.jpg | 173807 | 2020-04-23 11:47:14 |
 a151012211922019sarformo006.jpg | 211361 | 2020-04-23 11:47:14 |
 a151012211922019sarformo007.jpg | 268047 | 2020-04-23 11:47:14 |
 a151012211922019sarformo008.jpg | 240303 | 2020-04-23 11:47:14 |
 a151012211922019sarformo009.jpg | 233948 | 2020-04-23 11:47:14 |
 a151012211922019sarformo010.jpg | 212776 | 2020-04-23 11:47:14 |
 a151012211922019sarformo011.jpg | 186870 | 2020-04-23 11:47:14 |
 a151012211922019sarformo012.jpg | 49683 | 2020-04-23 11:47:14 |
| a2020mipplandocfor10q.htm | 16592 | 2020-04-23 11:47:14 |
 a2020mipplandocfor10q001.jpg | 221632 | 2020-04-23 11:47:14 |
 a2020mipplandocfor10q002.jpg | 268281 | 2020-04-23 11:47:14 |
 a2020mipplandocfor10q003.jpg | 231684 | 2020-04-23 11:47:14 |
 a2020mipplandocfor10q004.jpg | 156417 | 2020-04-23 11:47:14 |
| FilingSummary.xml | 41104 | 2020-04-23 11:47:14 |
| Financial_Report.xlsx | 73906 | 2020-04-23 11:47:14 |
| MetaLinks.json | 522062 | 2020-04-23 11:47:14 |
| mtrn-20200327.xsd | 43456 | 2020-04-23 11:47:14 |
| mtrn-20200327_cal.xml | 83762 | 2020-04-23 11:47:14 |
| mtrn-20200327_def.xml | 205125 | 2020-04-23 11:47:14 |
| mtrn-20200327_lab.xml | 560728 | 2020-04-23 11:47:14 |
| mtrn-20200327_pre.xml | 356078 | 2020-04-23 11:47:14 |
| mtrn-ex3112020q110q.htm | 20999 | 2020-04-23 11:47:14 |
| mtrn-ex3122020q110q.htm | 21009 | 2020-04-23 11:47:14 |
| mtrn-ex322020q110q.htm | 7380 | 2020-04-23 11:47:14 |
| mtrn-ex952020q110q.htm | 16804 | 2020-04-23 11:47:14 |
| mtrn2020q110q.htm | 1725153 | 2020-04-23 11:47:14 |
| mtrn2020q110q_htm.xml | 1767600 | 2020-04-23 11:47:14 |
| R1.htm | 50987 | 2020-04-23 11:47:14 |
| R10.htm | 126228 | 2020-04-23 11:47:14 |
| R11.htm | 23083 | 2020-04-23 11:47:14 |
| R12.htm | 19329 | 2020-04-23 11:47:14 |
| R13.htm | 6637 | 2020-04-23 11:47:14 |
| R14.htm | 6990 | 2020-04-23 11:47:14 |
| R15.htm | 31919 | 2020-04-23 11:47:14 |
| R16.htm | 19855 | 2020-04-23 11:47:14 |
| R17.htm | 23717 | 2020-04-23 11:47:14 |
| R18.htm | 21820 | 2020-04-23 11:47:14 |
| R19.htm | 5185 | 2020-04-23 11:47:14 |
| R2.htm | 58555 | 2020-04-23 11:47:14 |
| R20.htm | 35878 | 2020-04-23 11:47:14 |
| R21.htm | 97675 | 2020-04-23 11:47:14 |
| R22.htm | 13312 | 2020-04-23 11:47:14 |
| R23.htm | 92699 | 2020-04-23 11:47:14 |
| R24.htm | 117650 | 2020-04-23 11:47:14 |
| R25.htm | 8150 | 2020-04-23 11:47:14 |
| R26.htm | 5535 | 2020-04-23 11:47:14 |
| R27.htm | 5545 | 2020-04-23 11:47:14 |
| R28.htm | 6662 | 2020-04-23 11:47:14 |
| R29.htm | 126737 | 2020-04-23 11:47:14 |
| R3.htm | 20540 | 2020-04-23 11:47:14 |
| R30.htm | 17561 | 2020-04-23 11:47:14 |
| R31.htm | 19170 | 2020-04-23 11:47:14 |
| R32.htm | 30316 | 2020-04-23 11:47:14 |
| R33.htm | 19669 | 2020-04-23 11:47:14 |
| R34.htm | 23984 | 2020-04-23 11:47:14 |
| R35.htm | 21287 | 2020-04-23 11:47:14 |
| R36.htm | 35020 | 2020-04-23 11:47:14 |
| R37.htm | 96636 | 2020-04-23 11:47:14 |
| R38.htm | 8961 | 2020-04-23 11:47:14 |
| R39.htm | 89205 | 2020-04-23 11:47:14 |
| R4.htm | 98969 | 2020-04-23 11:47:14 |
| R40.htm | 112487 | 2020-04-23 11:47:14 |
| R41.htm | 20503 | 2020-04-23 11:47:14 |
| R42.htm | 63724 | 2020-04-23 11:47:14 |
| R43.htm | 24792 | 2020-04-23 11:47:14 |
| R44.htm | 4489 | 2020-04-23 11:47:14 |
| R45.htm | 4318 | 2020-04-23 11:47:14 |
| R46.htm | 14858 | 2020-04-23 11:47:14 |
| R47.htm | 20709 | 2020-04-23 11:47:14 |
| R48.htm | 11162 | 2020-04-23 11:47:14 |
| R49.htm | 34306 | 2020-04-23 11:47:14 |
| R5.htm | 14641 | 2020-04-23 11:47:14 |
| R50.htm | 9107 | 2020-04-23 11:47:14 |
| R51.htm | 14615 | 2020-04-23 11:47:14 |
| R52.htm | 6306 | 2020-04-23 11:47:14 |
| R53.htm | 38904 | 2020-04-23 11:47:14 |
| R54.htm | 9935 | 2020-04-23 11:47:14 |
| R55.htm | 18489 | 2020-04-23 11:47:14 |
| R56.htm | 4030 | 2020-04-23 11:47:14 |
| R57.htm | 4330 | 2020-04-23 11:47:14 |
| R58.htm | 23462 | 2020-04-23 11:47:14 |
| R59.htm | 7284 | 2020-04-23 11:47:14 |
| R6.htm | 70328 | 2020-04-23 11:47:14 |
| R60.htm | 51526 | 2020-04-23 11:47:14 |
| R61.htm | 12984 | 2020-04-23 11:47:14 |
| R62.htm | 26405 | 2020-04-23 11:47:14 |
| R63.htm | 38424 | 2020-04-23 11:47:14 |
| R64.htm | 22826 | 2020-04-23 11:47:14 |
| R65.htm | 46946 | 2020-04-23 11:47:14 |
| R66.htm | 13898 | 2020-04-23 11:47:14 |
| R67.htm | 5533 | 2020-04-23 11:47:14 |
| R68.htm | 7393 | 2020-04-23 11:47:14 |
| R7.htm | 54597 | 2020-04-23 11:47:14 |
| R8.htm | 4480 | 2020-04-23 11:47:14 |
| R9.htm | 6810 | 2020-04-23 11:47:14 |
| report.css | 2768 | 2020-04-23 11:47:14 |
| Show.js | 1085 | 2020-04-23 11:47:14 |