Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-200977-index-headers.html | 2020-07-28 16:07:26 | |
| 0001193125-20-200977-index.html | 2020-07-28 16:07:26 | |
| 0001193125-20-200977.txt | 2020-07-28 16:07:26 | |
 0001193125-20-200977-xbrl.zip | 199855 | 2020-07-28 16:07:26 |
| d32979d10q.htm | 2518417 | 2020-07-28 16:07:26 |
| d32979d10q_htm.xml | 3165433 | 2020-07-28 16:07:26 |
| d32979dex311.htm | 7787 | 2020-07-28 16:07:26 |
| d32979dex312.htm | 7936 | 2020-07-28 16:07:26 |
| d32979dex321.htm | 5478 | 2020-07-28 16:07:26 |
| FilingSummary.xml | 43993 | 2020-07-28 16:07:26 |
| Financial_Report.xlsx | 92426 | 2020-07-28 16:07:26 |
| ivac-20200627.xsd | 46750 | 2020-07-28 16:07:26 |
| ivac-20200627_cal.xml | 47311 | 2020-07-28 16:07:26 |
| ivac-20200627_def.xml | 295794 | 2020-07-28 16:07:26 |
| ivac-20200627_lab.xml | 413108 | 2020-07-28 16:07:26 |
| ivac-20200627_pre.xml | 381683 | 2020-07-28 16:07:26 |
| MetaLinks.json | 644647 | 2020-07-28 16:07:26 |
| R1.htm | 52175 | 2020-07-28 16:07:26 |
| R10.htm | 129885 | 2020-07-28 16:07:26 |
| R11.htm | 25473 | 2020-07-28 16:07:26 |
| R12.htm | 22136 | 2020-07-28 16:07:26 |
| R13.htm | 49194 | 2020-07-28 16:07:26 |
| R14.htm | 9703 | 2020-07-28 16:07:26 |
| R15.htm | 200090 | 2020-07-28 16:07:26 |
| R16.htm | 44948 | 2020-07-28 16:07:26 |
| R17.htm | 293782 | 2020-07-28 16:07:26 |
| R18.htm | 59098 | 2020-07-28 16:07:26 |
| R19.htm | 104250 | 2020-07-28 16:07:26 |
| R2.htm | 89401 | 2020-07-28 16:07:26 |
| R20.htm | 13693 | 2020-07-28 16:07:26 |
| R21.htm | 6728 | 2020-07-28 16:07:26 |
| R22.htm | 6047 | 2020-07-28 16:07:26 |
| R23.htm | 315404 | 2020-07-28 16:07:26 |
| R24.htm | 19625 | 2020-07-28 16:07:26 |
| R25.htm | 131387 | 2020-07-28 16:07:26 |
| R26.htm | 26371 | 2020-07-28 16:07:26 |
| R27.htm | 20367 | 2020-07-28 16:07:26 |
| R28.htm | 46873 | 2020-07-28 16:07:26 |
| R29.htm | 204940 | 2020-07-28 16:07:26 |
| R3.htm | 11245 | 2020-07-28 16:07:26 |
| R30.htm | 42576 | 2020-07-28 16:07:26 |
| R31.htm | 294079 | 2020-07-28 16:07:26 |
| R32.htm | 60349 | 2020-07-28 16:07:26 |
| R33.htm | 98404 | 2020-07-28 16:07:26 |
| R34.htm | 11573 | 2020-07-28 16:07:26 |
| R35.htm | 50004 | 2020-07-28 16:07:26 |
| R36.htm | 34803 | 2020-07-28 16:07:26 |
| R37.htm | 33771 | 2020-07-28 16:07:26 |
| R38.htm | 20889 | 2020-07-28 16:07:26 |
| R39.htm | 7186 | 2020-07-28 16:07:26 |
| R4.htm | 74069 | 2020-07-28 16:07:26 |
| R40.htm | 11878 | 2020-07-28 16:07:26 |
| R41.htm | 28919 | 2020-07-28 16:07:26 |
| R42.htm | 12097 | 2020-07-28 16:07:26 |
| R43.htm | 21019 | 2020-07-28 16:07:26 |
| R44.htm | 19319 | 2020-07-28 16:07:26 |
| R45.htm | 26680 | 2020-07-28 16:07:26 |
| R46.htm | 25149 | 2020-07-28 16:07:26 |
| R47.htm | 5718 | 2020-07-28 16:07:26 |
| R48.htm | 14753 | 2020-07-28 16:07:26 |
| R49.htm | 4639 | 2020-07-28 16:07:26 |
| R5.htm | 31669 | 2020-07-28 16:07:26 |
| R50.htm | 7184 | 2020-07-28 16:07:26 |
| R51.htm | 9563 | 2020-07-28 16:07:26 |
| R52.htm | 5405 | 2020-07-28 16:07:26 |
| R53.htm | 11812 | 2020-07-28 16:07:26 |
| R54.htm | 8951 | 2020-07-28 16:07:26 |
| R55.htm | 5845 | 2020-07-28 16:07:26 |
| R56.htm | 43831 | 2020-07-28 16:07:26 |
| R57.htm | 17340 | 2020-07-28 16:07:26 |
| R58.htm | 16954 | 2020-07-28 16:07:26 |
| R59.htm | 26798 | 2020-07-28 16:07:26 |
| R6.htm | 69115 | 2020-07-28 16:07:26 |
| R60.htm | 4226 | 2020-07-28 16:07:26 |
| R61.htm | 10950 | 2020-07-28 16:07:26 |
| R62.htm | 44463 | 2020-07-28 16:07:26 |
| R63.htm | 23942 | 2020-07-28 16:07:26 |
| R64.htm | 7624 | 2020-07-28 16:07:26 |
| R65.htm | 9864 | 2020-07-28 16:07:26 |
| R66.htm | 30256 | 2020-07-28 16:07:26 |
| R67.htm | 12645 | 2020-07-28 16:07:26 |
| R68.htm | 5969 | 2020-07-28 16:07:26 |
| R69.htm | 31619 | 2020-07-28 16:07:26 |
| R7.htm | 15664 | 2020-07-28 16:07:26 |
| R70.htm | 29688 | 2020-07-28 16:07:26 |
| R71.htm | 36026 | 2020-07-28 16:07:26 |
| R8.htm | 321835 | 2020-07-28 16:07:26 |
| R9.htm | 19934 | 2020-07-28 16:07:26 |
| report.css | 2767 | 2020-07-28 16:07:26 |
| Show.js | 1085 | 2020-07-28 16:07:26 |