Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-21-017350-index-headers.html | 2021-07-22 13:07:07 | |
| 0001437749-21-017350-index.html | 2021-07-22 13:07:07 | |
| 0001437749-21-017350.txt | 2021-07-22 13:07:07 | |
 0001437749-21-017350-xbrl.zip | 141482 | 2021-07-22 13:07:07 |
| ex_264249.htm | 9918 | 2021-07-22 13:07:07 |
| ex_264250.htm | 9928 | 2021-07-22 13:07:07 |
| ex_264251.htm | 4482 | 2021-07-22 13:07:07 |
| ex_264252.htm | 4381 | 2021-07-22 13:07:07 |
| FilingSummary.xml | 36630 | 2021-07-22 13:07:07 |
| Financial_Report.xlsx | 67530 | 2021-07-22 13:07:07 |
| iiin-20210703.xsd | 52521 | 2021-07-22 13:07:07 |
| iiin-20210703_cal.xml | 57255 | 2021-07-22 13:07:07 |
| iiin-20210703_def.xml | 384250 | 2021-07-22 13:07:07 |
| iiin-20210703_lab.xml | 355468 | 2021-07-22 13:07:07 |
| iiin-20210703_pre.xml | 416122 | 2021-07-22 13:07:07 |
| iiin20210703_10q.htm | 1049729 | 2021-07-22 13:07:07 |
| iiin20210703_10q_htm.xml | 1011895 | 2021-07-22 13:07:07 |
| MetaLinks.json | 621003 | 2021-07-22 13:07:07 |
| R1.htm | 52418 | 2021-07-22 13:07:07 |
| R10.htm | 30848 | 2021-07-22 13:07:07 |
| R11.htm | 25472 | 2021-07-22 13:07:07 |
| R12.htm | 52904 | 2021-07-22 13:07:07 |
| R13.htm | 10937 | 2021-07-22 13:07:07 |
| R14.htm | 23015 | 2021-07-22 13:07:07 |
| R15.htm | 10148 | 2021-07-22 13:07:07 |
| R16.htm | 26031 | 2021-07-22 13:07:07 |
| R17.htm | 10447 | 2021-07-22 13:07:07 |
| R18.htm | 55953 | 2021-07-22 13:07:07 |
| R19.htm | 9344 | 2021-07-22 13:07:07 |
| R2.htm | 79853 | 2021-07-22 13:07:07 |
| R20.htm | 27012 | 2021-07-22 13:07:07 |
| R21.htm | 6548 | 2021-07-22 13:07:07 |
| R22.htm | 83857 | 2021-07-22 13:07:07 |
| R23.htm | 26790 | 2021-07-22 13:07:07 |
| R24.htm | 24427 | 2021-07-22 13:07:07 |
| R25.htm | 24555 | 2021-07-22 13:07:07 |
| R26.htm | 50597 | 2021-07-22 13:07:07 |
| R27.htm | 17479 | 2021-07-22 13:07:07 |
| R28.htm | 24152 | 2021-07-22 13:07:07 |
| R29.htm | 55213 | 2021-07-22 13:07:07 |
| R3.htm | 81914 | 2021-07-22 13:07:07 |
| R30.htm | 27429 | 2021-07-22 13:07:07 |
| R31.htm | 26517 | 2021-07-22 13:07:07 |
| R32.htm | 29997 | 2021-07-22 13:07:07 |
| R33.htm | 8385 | 2021-07-22 13:07:07 |
| R34.htm | 28871 | 2021-07-22 13:07:07 |
| R35.htm | 13626 | 2021-07-22 13:07:07 |
| R36.htm | 15017 | 2021-07-22 13:07:07 |
| R37.htm | 12579 | 2021-07-22 13:07:07 |
| R38.htm | 4032 | 2021-07-22 13:07:07 |
| R39.htm | 16919 | 2021-07-22 13:07:07 |
| R4.htm | 99110 | 2021-07-22 13:07:07 |
| R40.htm | 32794 | 2021-07-22 13:07:07 |
| R41.htm | 11403 | 2021-07-22 13:07:07 |
| R42.htm | 56946 | 2021-07-22 13:07:07 |
| R43.htm | 16794 | 2021-07-22 13:07:07 |
| R44.htm | 15690 | 2021-07-22 13:07:07 |
| R45.htm | 17583 | 2021-07-22 13:07:07 |
| R46.htm | 13860 | 2021-07-22 13:07:07 |
| R47.htm | 37772 | 2021-07-22 13:07:07 |
| R48.htm | 3619 | 2021-07-22 13:07:07 |
| R49.htm | 35921 | 2021-07-22 13:07:07 |
| R5.htm | 61061 | 2021-07-22 13:07:07 |
| R50.htm | 8118 | 2021-07-22 13:07:07 |
| R51.htm | 84539 | 2021-07-22 13:07:07 |
| R52.htm | 2962 | 2021-07-22 13:07:07 |
| R53.htm | 7956 | 2021-07-22 13:07:07 |
| R54.htm | 5753 | 2021-07-22 13:07:07 |
| R55.htm | 15119 | 2021-07-22 13:07:07 |
| R56.htm | 16224 | 2021-07-22 13:07:07 |
| R6.htm | 7556 | 2021-07-22 13:07:07 |
| R7.htm | 18759 | 2021-07-22 13:07:07 |
| R8.htm | 84271 | 2021-07-22 13:07:07 |
| R9.htm | 34419 | 2021-07-22 13:07:07 |
| report.css | 2767 | 2021-07-22 13:07:07 |
| Show.js | 1085 | 2021-07-22 13:07:07 |