Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-17-004426-index-headers.html | 2017-03-15 16:11:53 | |
| 0001564590-17-004426-index.html | 2017-03-15 16:11:53 | |
| 0001564590-17-004426.txt | 2017-03-15 16:11:53 | |
 0001564590-17-004426-xbrl.zip | 132323 | 2017-03-15 16:11:53 |
| evok-10k_20161231.htm | 2267642 | 2017-03-15 16:11:53 |
| evok-20161231.xml | 1355105 | 2017-03-15 16:11:53 |
| evok-20161231.xsd | 58676 | 2017-03-15 16:11:53 |
| evok-20161231_cal.xml | 32017 | 2017-03-15 16:11:53 |
| evok-20161231_def.xml | 217524 | 2017-03-15 16:11:53 |
| evok-20161231_lab.xml | 437457 | 2017-03-15 16:11:53 |
| evok-20161231_pre.xml | 361440 | 2017-03-15 16:11:53 |
| evok-ex1024_664.htm | 632310 | 2017-03-15 16:11:53 |
| evok-ex1025_826.htm | 12483 | 2017-03-15 16:11:53 |
| evok-ex1026_665.htm | 12419 | 2017-03-15 16:11:53 |
| evok-ex231_7.htm | 3002 | 2017-03-15 16:11:53 |
| evok-ex311_8.htm | 10244 | 2017-03-15 16:11:53 |
| evok-ex312_11.htm | 10771 | 2017-03-15 16:11:53 |
| evok-ex321_12.htm | 6652 | 2017-03-15 16:11:53 |
| evok-ex322_10.htm | 6722 | 2017-03-15 16:11:53 |
| FilingSummary.xml | 35278 | 2017-03-15 16:11:53 |
| Financial_Report.xlsx | 69679 | 2017-03-15 16:11:53 |
 g2017031516133853939832.jpg | 165112 | 2017-03-15 16:11:53 |
 g2017031516133859639833.jpg | 66113 | 2017-03-15 16:11:53 |
 g2017031516133874739836.jpg | 29279 | 2017-03-15 16:11:53 |
 g2017031516134372038440.jpg | 14659 | 2017-03-15 16:11:53 |
 g2017031516134463338441.jpg | 17496 | 2017-03-15 16:11:53 |
| R1.htm | 29980 | 2017-03-15 16:11:53 |
| R10.htm | 6758 | 2017-03-15 16:11:53 |
| R11.htm | 12164 | 2017-03-15 16:11:53 |
| R12.htm | 247718 | 2017-03-15 16:11:53 |
| R13.htm | 55434 | 2017-03-15 16:11:53 |
| R14.htm | 6238 | 2017-03-15 16:11:53 |
| R15.htm | 93804 | 2017-03-15 16:11:53 |
| R16.htm | 6680 | 2017-03-15 16:11:53 |
| R17.htm | 5016 | 2017-03-15 16:11:53 |
| R18.htm | 105389 | 2017-03-15 16:11:53 |
| R19.htm | 76932 | 2017-03-15 16:11:53 |
| R2.htm | 52801 | 2017-03-15 16:11:53 |
| R20.htm | 28080 | 2017-03-15 16:11:53 |
| R21.htm | 235335 | 2017-03-15 16:11:53 |
| R22.htm | 55599 | 2017-03-15 16:11:53 |
| R23.htm | 93024 | 2017-03-15 16:11:53 |
| R24.htm | 104310 | 2017-03-15 16:11:53 |
| R25.htm | 55155 | 2017-03-15 16:11:53 |
| R26.htm | 7161 | 2017-03-15 16:11:53 |
| R27.htm | 15766 | 2017-03-15 16:11:53 |
| R28.htm | 37681 | 2017-03-15 16:11:53 |
| R29.htm | 14293 | 2017-03-15 16:11:53 |
| R3.htm | 18938 | 2017-03-15 16:11:53 |
| R30.htm | 30973 | 2017-03-15 16:11:53 |
| R31.htm | 8477 | 2017-03-15 16:11:53 |
| R32.htm | 143400 | 2017-03-15 16:11:53 |
| R33.htm | 19278 | 2017-03-15 16:11:53 |
| R34.htm | 81881 | 2017-03-15 16:11:53 |
| R35.htm | 52458 | 2017-03-15 16:11:53 |
| R36.htm | 21296 | 2017-03-15 16:11:53 |
| R37.htm | 37561 | 2017-03-15 16:11:53 |
| R38.htm | 17531 | 2017-03-15 16:11:53 |
| R39.htm | 17898 | 2017-03-15 16:11:53 |
| R4.htm | 27374 | 2017-03-15 16:11:53 |
| R40.htm | 9596 | 2017-03-15 16:11:53 |
| R41.htm | 13230 | 2017-03-15 16:11:53 |
| R42.htm | 34540 | 2017-03-15 16:11:53 |
| R43.htm | 10183 | 2017-03-15 16:11:53 |
| R44.htm | 11142 | 2017-03-15 16:11:53 |
| R45.htm | 13801 | 2017-03-15 16:11:53 |
| R46.htm | 8406 | 2017-03-15 16:11:53 |
| R47.htm | 34871 | 2017-03-15 16:11:53 |
| R48.htm | 19609 | 2017-03-15 16:11:53 |
| R49.htm | 12657 | 2017-03-15 16:11:53 |
| R5.htm | 43062 | 2017-03-15 16:11:53 |
| R50.htm | 7066 | 2017-03-15 16:11:53 |
| R51.htm | 9913 | 2017-03-15 16:11:53 |
| R52.htm | 20337 | 2017-03-15 16:11:53 |
| R6.htm | 52451 | 2017-03-15 16:11:53 |
| R7.htm | 15334 | 2017-03-15 16:11:53 |
| R8.htm | 48911 | 2017-03-15 16:11:53 |
| R9.htm | 8121 | 2017-03-15 16:11:53 |
| report.css | 2767 | 2017-03-15 16:11:53 |
| Show.js | 1410 | 2017-03-15 16:11:53 |