Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-21-041715-index-headers.html | 2021-08-05 17:11:07 | |
| 0001564590-21-041715-index.html | 2021-08-05 17:11:07 | |
| 0001564590-21-041715.txt | 2021-08-05 17:11:07 | |
 0001564590-21-041715-xbrl.zip | 229843 | 2021-08-05 17:11:07 |
| FilingSummary.xml | 48510 | 2021-08-05 17:11:07 |
| Financial_Report.xlsx | 88444 | 2021-08-05 17:11:07 |
 g1j1klyt12ov000001.jpg | 6951 | 2021-08-05 17:11:07 |
 g1j1klyt12ov000002.jpg | 6951 | 2021-08-05 17:11:07 |
 g1j1klyt12ov000003.jpg | 1093 | 2021-08-05 17:11:07 |
 g1j1klyt12ov000004.jpg | 6951 | 2021-08-05 17:11:07 |
 g1j1klyt12ov000005.jpg | 1100 | 2021-08-05 17:11:07 |
| MetaLinks.json | 637564 | 2021-08-05 17:11:07 |
| onto-10q_20210626.htm | 2935447 | 2021-08-05 17:11:07 |
| onto-10q_20210626_htm.xml | 2920230 | 2021-08-05 17:11:07 |
| onto-20210626.xsd | 53910 | 2021-08-05 17:11:07 |
| onto-20210626_cal.xml | 80837 | 2021-08-05 17:11:07 |
| onto-20210626_def.xml | 130915 | 2021-08-05 17:11:07 |
| onto-20210626_lab.xml | 405970 | 2021-08-05 17:11:07 |
| onto-20210626_pre.xml | 311576 | 2021-08-05 17:11:07 |
| onto-ex101_216.htm | 515819 | 2021-08-05 17:11:07 |
| onto-ex311_7.htm | 47923 | 2021-08-05 17:11:07 |
| onto-ex312_6.htm | 47818 | 2021-08-05 17:11:07 |
| onto-ex321_9.htm | 10026 | 2021-08-05 17:11:07 |
| onto-ex322_8.htm | 10330 | 2021-08-05 17:11:07 |
| R1.htm | 52241 | 2021-08-05 17:11:07 |
| R10.htm | 177668 | 2021-08-05 17:11:07 |
| R11.htm | 229929 | 2021-08-05 17:11:07 |
| R12.htm | 17476 | 2021-08-05 17:11:07 |
| R13.htm | 118288 | 2021-08-05 17:11:07 |
| R14.htm | 136715 | 2021-08-05 17:11:07 |
| R15.htm | 41173 | 2021-08-05 17:11:07 |
| R16.htm | 87048 | 2021-08-05 17:11:07 |
| R17.htm | 27229 | 2021-08-05 17:11:07 |
| R18.htm | 40606 | 2021-08-05 17:11:07 |
| R19.htm | 43335 | 2021-08-05 17:11:07 |
| R2.htm | 72437 | 2021-08-05 17:11:07 |
| R20.htm | 89270 | 2021-08-05 17:11:07 |
| R21.htm | 33114 | 2021-08-05 17:11:07 |
| R22.htm | 168316 | 2021-08-05 17:11:07 |
| R23.htm | 39213 | 2021-08-05 17:11:07 |
| R24.htm | 13017 | 2021-08-05 17:11:07 |
| R25.htm | 35423 | 2021-08-05 17:11:07 |
| R26.htm | 173118 | 2021-08-05 17:11:07 |
| R27.htm | 232660 | 2021-08-05 17:11:07 |
| R28.htm | 15744 | 2021-08-05 17:11:07 |
| R29.htm | 122375 | 2021-08-05 17:11:07 |
| R3.htm | 25651 | 2021-08-05 17:11:07 |
| R30.htm | 144636 | 2021-08-05 17:11:07 |
| R31.htm | 30992 | 2021-08-05 17:11:07 |
| R32.htm | 84754 | 2021-08-05 17:11:07 |
| R33.htm | 26553 | 2021-08-05 17:11:07 |
| R34.htm | 39845 | 2021-08-05 17:11:07 |
| R35.htm | 39099 | 2021-08-05 17:11:07 |
| R36.htm | 87817 | 2021-08-05 17:11:07 |
| R37.htm | 32360 | 2021-08-05 17:11:07 |
| R38.htm | 167621 | 2021-08-05 17:11:07 |
| R39.htm | 38233 | 2021-08-05 17:11:07 |
| R4.htm | 83701 | 2021-08-05 17:11:07 |
| R40.htm | 15654 | 2021-08-05 17:11:07 |
| R41.htm | 40269 | 2021-08-05 17:11:07 |
| R42.htm | 56813 | 2021-08-05 17:11:07 |
| R43.htm | 28041 | 2021-08-05 17:11:07 |
| R44.htm | 29308 | 2021-08-05 17:11:07 |
| R45.htm | 27694 | 2021-08-05 17:11:07 |
| R46.htm | 6356 | 2021-08-05 17:11:07 |
| R47.htm | 7421 | 2021-08-05 17:11:07 |
| R48.htm | 26235 | 2021-08-05 17:11:07 |
| R49.htm | 19764 | 2021-08-05 17:11:07 |
| R5.htm | 5000 | 2021-08-05 17:11:07 |
| R50.htm | 11990 | 2021-08-05 17:11:07 |
| R51.htm | 21115 | 2021-08-05 17:11:07 |
| R52.htm | 7846 | 2021-08-05 17:11:07 |
| R53.htm | 12457 | 2021-08-05 17:11:07 |
| R54.htm | 18139 | 2021-08-05 17:11:07 |
| R55.htm | 15477 | 2021-08-05 17:11:07 |
| R56.htm | 17838 | 2021-08-05 17:11:07 |
| R57.htm | 10925 | 2021-08-05 17:11:07 |
| R58.htm | 13009 | 2021-08-05 17:11:07 |
| R59.htm | 12207 | 2021-08-05 17:11:07 |
| R6.htm | 66056 | 2021-08-05 17:11:07 |
| R60.htm | 25135 | 2021-08-05 17:11:07 |
| R61.htm | 8571 | 2021-08-05 17:11:07 |
| R62.htm | 9361 | 2021-08-05 17:11:07 |
| R63.htm | 13777 | 2021-08-05 17:11:07 |
| R64.htm | 4381 | 2021-08-05 17:11:07 |
| R65.htm | 32607 | 2021-08-05 17:11:07 |
| R66.htm | 19799 | 2021-08-05 17:11:07 |
| R67.htm | 4395 | 2021-08-05 17:11:07 |
| R68.htm | 25317 | 2021-08-05 17:11:07 |
| R69.htm | 23947 | 2021-08-05 17:11:07 |
| R7.htm | 67226 | 2021-08-05 17:11:07 |
| R70.htm | 11395 | 2021-08-05 17:11:07 |
| R71.htm | 7558 | 2021-08-05 17:11:07 |
| R72.htm | 10389 | 2021-08-05 17:11:07 |
| R8.htm | 12668 | 2021-08-05 17:11:07 |
| R9.htm | 36495 | 2021-08-05 17:11:07 |
| report.css | 2767 | 2021-08-05 17:11:07 |
| Show.js | 1085 | 2021-08-05 17:11:07 |