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| 0001477932-16-010121-index.html | 2016-05-09 14:01:28 | |
| 0001477932-16-010121.txt | 2016-05-09 14:01:28 | |
 0001477932-16-010121-xbrl.zip | 62985 | 2016-05-09 14:01:28 |
| etck-20151231.xml | 331730 | 2016-05-09 14:01:28 |
| etck-20151231.xsd | 26727 | 2016-05-09 14:01:28 |
| etck-20151231_cal.xml | 34951 | 2016-05-09 14:01:28 |
| etck-20151231_def.xml | 44349 | 2016-05-09 14:01:28 |
| etck-20151231_lab.xml | 184510 | 2016-05-09 14:01:28 |
| etck-20151231_pre.xml | 138169 | 2016-05-09 14:01:28 |
| etck_10k.htm | 523182 | 2016-05-09 14:01:28 |
| etck_ex311.htm | 7743 | 2016-05-09 14:01:28 |
| etck_ex312.htm | 7888 | 2016-05-09 14:01:28 |
| etck_ex321.htm | 4867 | 2016-05-09 14:01:28 |
| FilingSummary.xml | 19167 | 2016-05-09 14:01:28 |
| Financial_Report.xlsx | 40700 | 2016-05-09 14:01:28 |
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| R9.htm | 6079 | 2016-05-09 14:01:28 |
| report.css | 2767 | 2016-05-09 14:01:28 |
| Show.js | 1410 | 2016-05-09 14:01:28 |