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|---|---|---|
 0001046995-22-000007-index-headers.html | 2022-03-10 16:19:19 | |
| 0001046995-22-000007-index.html | 2022-03-10 16:19:19 | |
| 0001046995-22-000007.txt | 2022-03-10 16:19:19 | |
 0001046995-22-000007-xbrl.zip | 332382 | 2022-03-10 16:19:19 |
| eman-20211231.xsd | 60920 | 2022-03-10 16:19:19 |
| eman-20211231x10k.htm | 3916435 | 2022-03-10 16:19:19 |
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| eman-20211231x10k_htm.xml | 453587 | 2022-03-10 16:19:19 |
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| eman-20211231xex23_1.htm | 5614 | 2022-03-10 16:19:19 |
| eman-20211231xex31_1.htm | 25192 | 2022-03-10 16:19:19 |
| eman-20211231xex31_2.htm | 24911 | 2022-03-10 16:19:19 |
| eman-20211231xex32_1.htm | 15690 | 2022-03-10 16:19:19 |
| eman-20211231xex32_2.htm | 14400 | 2022-03-10 16:19:19 |
| eman-20211231xex4_8.htm | 44068 | 2022-03-10 16:19:19 |
| eman-20211231_cal.xml | 77758 | 2022-03-10 16:19:19 |
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| eman-20211231_lab.xml | 544406 | 2022-03-10 16:19:19 |
| eman-20211231_pre.xml | 470996 | 2022-03-10 16:19:19 |
| FilingSummary.xml | 46200 | 2022-03-10 16:19:19 |
| Financial_Report.xlsx | 113898 | 2022-03-10 16:19:19 |
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| report.css | 2767 | 2022-03-10 16:19:19 |
| Show.js | 1085 | 2022-03-10 16:19:19 |