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| 0000065270-18-000041-index.html | 2018-12-06 07:17:02 | |
| 0000065270-18-000041.txt | 2018-12-06 07:17:02 | |
 0000065270-18-000041-xbrl.zip | 173063 | 2018-12-06 07:17:02 |
| FilingSummary.xml | 27259 | 2018-12-06 07:17:02 |
| Financial_Report.xlsx | 68951 | 2018-12-06 07:17:02 |
| mei-20181027.xml | 1762987 | 2018-12-06 07:17:02 |
| mei-20181027.xsd | 37386 | 2018-12-06 07:17:02 |
| mei-20181027_cal.xml | 74559 | 2018-12-06 07:17:02 |
| mei-20181027_def.xml | 178275 | 2018-12-06 07:17:02 |
| mei-20181027_lab.xml | 500460 | 2018-12-06 07:17:02 |
| mei-20181027_pre.xml | 297229 | 2018-12-06 07:17:02 |
| mei1027201810qq2.htm | 1737390 | 2018-12-06 07:17:02 |
| meiexhibit31110272018.htm | 15272 | 2018-12-06 07:17:02 |
| meiexhibit31210272018.htm | 15253 | 2018-12-06 07:17:02 |
| meiexhibit3210272018.htm | 8785 | 2018-12-06 07:17:02 |
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| report.css | 2767 | 2018-12-06 07:17:02 |
| Show.js | 1085 | 2018-12-06 07:17:02 |