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| 0000105634-19-000044-index.html | 2019-02-21 07:35:40 | |
| 0000105634-19-000044.txt | 2019-02-21 07:35:40 | |
 0000105634-19-000044-xbrl.zip | 456103 | 2019-02-21 07:35:40 |
| eme-20181231.xml | 4614665 | 2019-02-21 07:35:40 |
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| eme-20181231x10k.htm | 2946869 | 2019-02-21 07:35:40 |
| eme-20181231_cal.xml | 158657 | 2019-02-21 07:35:40 |
| eme-20181231_def.xml | 573747 | 2019-02-21 07:35:40 |
| eme-20181231_lab.xml | 1268348 | 2019-02-21 07:35:40 |
| eme-20181231_pre.xml | 843020 | 2019-02-21 07:35:40 |
| eme-ex11_20181231xq4.htm | 1386 | 2019-02-21 07:35:40 |
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| eme-ex95_20181231xq4.htm | 3058 | 2019-02-21 07:35:40 |
| FilingSummary.xml | 60077 | 2019-02-21 07:35:40 |
| Financial_Report.xlsx | 164332 | 2019-02-21 07:35:40 |
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| report.css | 2768 | 2019-02-21 07:35:40 |
| Show.js | 1086 | 2019-02-21 07:35:40 |