Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-20-017844-index-headers.html | 2020-08-13 17:26:20 | |
| 0001437749-20-017844-index.html | 2020-08-13 17:26:20 | |
| 0001437749-20-017844.txt | 2020-08-13 17:26:20 | |
 0001437749-20-017844-xbrl.zip | 36741 | 2020-08-13 17:26:20 |
| ex_199088.htm | 10056 | 2020-08-13 17:26:20 |
| ex_199089.htm | 9762 | 2020-08-13 17:26:20 |
| ex_199090.htm | 5366 | 2020-08-13 17:26:20 |
| ex_199091.htm | 5360 | 2020-08-13 17:26:20 |
| FilingSummary.xml | 15003 | 2020-08-13 17:26:20 |
| Financial_Report.xlsx | 25340 | 2020-08-13 17:26:20 |
| ovtz-20200630.xml | 113010 | 2020-08-13 17:26:20 |
| ovtz-20200630.xsd | 20665 | 2020-08-13 17:26:20 |
| ovtz-20200630_cal.xml | 18647 | 2020-08-13 17:26:20 |
| ovtz-20200630_def.xml | 137996 | 2020-08-13 17:26:20 |
| ovtz-20200630_lab.xml | 119669 | 2020-08-13 17:26:20 |
| ovtz-20200630_pre.xml | 148355 | 2020-08-13 17:26:20 |
| ovtz20200630_10q.htm | 319852 | 2020-08-13 17:26:20 |
| R1.htm | 34590 | 2020-08-13 17:26:20 |
| R10.htm | 8273 | 2020-08-13 17:26:20 |
| R11.htm | 5790 | 2020-08-13 17:26:20 |
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| R2.htm | 51262 | 2020-08-13 17:26:20 |
| R20.htm | 10841 | 2020-08-13 17:26:20 |
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| R22.htm | 8753 | 2020-08-13 17:26:20 |
| R3.htm | 15482 | 2020-08-13 17:26:20 |
| R4.htm | 38576 | 2020-08-13 17:26:20 |
| R5.htm | 30575 | 2020-08-13 17:26:20 |
| R6.htm | 62738 | 2020-08-13 17:26:20 |
| R7.htm | 8223 | 2020-08-13 17:26:20 |
| R8.htm | 7831 | 2020-08-13 17:26:20 |
| R9.htm | 21144 | 2020-08-13 17:26:20 |
| report.css | 2767 | 2020-08-13 17:26:20 |
| Show.js | 1085 | 2020-08-13 17:26:20 |