Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001628280-22-003153-index-headers.html | 2022-02-18 13:45:17 | |
| 0001628280-22-003153-index.html | 2022-02-18 13:45:17 | |
| 0001628280-22-003153.txt | 2022-02-18 13:45:17 | |
 0001628280-22-003153-xbrl.zip | 673787 | 2022-02-18 13:45:17 |
| FilingSummary.xml | 61513 | 2022-02-18 13:45:17 |
| Financial_Report.xlsx | 152090 | 2022-02-18 13:45:17 |
 image_0.jpg | 9351 | 2022-02-18 13:45:17 |
 image_01.jpg | 2533 | 2022-02-18 13:45:17 |
 image_02.jpg | 1026 | 2022-02-18 13:45:17 |
| MetaLinks.json | 948035 | 2022-02-18 13:45:17 |
| nsit-20211231.htm | 2615226 | 2022-02-18 13:45:17 |
| nsit-20211231.xsd | 79336 | 2022-02-18 13:45:17 |
| nsit-20211231x10kex1015.htm | 203406 | 2022-02-18 13:45:17 |
| nsit-20211231x10kex105.htm | 134886 | 2022-02-18 13:45:17 |
| nsit-20211231x10kex106.htm | 128790 | 2022-02-18 13:45:17 |
| nsit-20211231x10kex107.htm | 160744 | 2022-02-18 13:45:17 |
| nsit-20211231x10kex21.htm | 47279 | 2022-02-18 13:45:17 |
| nsit-20211231x10kex231.htm | 2601 | 2022-02-18 13:45:17 |
| nsit-20211231x10kex241.htm | 3364 | 2022-02-18 13:45:17 |
| nsit-20211231x10kex242.htm | 3384 | 2022-02-18 13:45:17 |
| nsit-20211231x10kex243.htm | 3347 | 2022-02-18 13:45:17 |
| nsit-20211231x10kex244.htm | 3341 | 2022-02-18 13:45:17 |
| nsit-20211231x10kex245.htm | 3370 | 2022-02-18 13:45:17 |
| nsit-20211231x10kex246.htm | 3375 | 2022-02-18 13:45:17 |
| nsit-20211231x10kex247.htm | 3372 | 2022-02-18 13:45:17 |
| nsit-20211231x10kex248.htm | 3360 | 2022-02-18 13:45:17 |
| nsit-20211231x10kex249.htm | 3367 | 2022-02-18 13:45:17 |
| nsit-20211231x10kex311.htm | 9771 | 2022-02-18 13:45:17 |
| nsit-20211231x10kex312.htm | 9771 | 2022-02-18 13:45:17 |
| nsit-20211231x10kex321.htm | 6319 | 2022-02-18 13:45:17 |
| nsit-20211231_cal.xml | 112080 | 2022-02-18 13:45:17 |
| nsit-20211231_def.xml | 423429 | 2022-02-18 13:45:17 |
 nsit-20211231_g1.jpg | 4106 | 2022-02-18 13:45:17 |
 nsit-20211231_g2.jpg | 51404 | 2022-02-18 13:45:17 |
 nsit-20211231_g3.jpg | 121021 | 2022-02-18 13:45:17 |
| nsit-20211231_htm.xml | 2379208 | 2022-02-18 13:45:17 |
| nsit-20211231_lab.xml | 912880 | 2022-02-18 13:45:17 |
| nsit-20211231_pre.xml | 649407 | 2022-02-18 13:45:17 |
| R1.htm | 63263 | 2022-02-18 13:45:17 |
| R10.htm | 85245 | 2022-02-18 13:45:17 |
| R11.htm | 26764 | 2022-02-18 13:45:17 |
| R12.htm | 4514 | 2022-02-18 13:45:17 |
| R13.htm | 18512 | 2022-02-18 13:45:17 |
| R14.htm | 27631 | 2022-02-18 13:45:17 |
| R15.htm | 19476 | 2022-02-18 13:45:17 |
| R16.htm | 7377 | 2022-02-18 13:45:17 |
| R17.htm | 46182 | 2022-02-18 13:45:17 |
| R18.htm | 126885 | 2022-02-18 13:45:17 |
| R19.htm | 33104 | 2022-02-18 13:45:17 |
| R2.htm | 7857 | 2022-02-18 13:45:17 |
| R20.htm | 82171 | 2022-02-18 13:45:17 |
| R21.htm | 8173 | 2022-02-18 13:45:17 |
| R22.htm | 8511 | 2022-02-18 13:45:17 |
| R23.htm | 8916 | 2022-02-18 13:45:17 |
| R24.htm | 16043 | 2022-02-18 13:45:17 |
| R25.htm | 14770 | 2022-02-18 13:45:17 |
| R26.htm | 17197 | 2022-02-18 13:45:17 |
| R27.htm | 12081 | 2022-02-18 13:45:17 |
| R28.htm | 227796 | 2022-02-18 13:45:17 |
| R29.htm | 27139 | 2022-02-18 13:45:17 |
| R3.htm | 98905 | 2022-02-18 13:45:17 |
| R30.htm | 5025 | 2022-02-18 13:45:17 |
| R31.htm | 138403 | 2022-02-18 13:45:17 |
| R32.htm | 27272 | 2022-02-18 13:45:17 |
| R33.htm | 24171 | 2022-02-18 13:45:17 |
| R34.htm | 16565 | 2022-02-18 13:45:17 |
| R35.htm | 25278 | 2022-02-18 13:45:17 |
| R36.htm | 21282 | 2022-02-18 13:45:17 |
| R37.htm | 34833 | 2022-02-18 13:45:17 |
| R38.htm | 69623 | 2022-02-18 13:45:17 |
| R39.htm | 30081 | 2022-02-18 13:45:17 |
| R4.htm | 17612 | 2022-02-18 13:45:17 |
| R40.htm | 80746 | 2022-02-18 13:45:17 |
| R41.htm | 15289 | 2022-02-18 13:45:17 |
| R42.htm | 17450 | 2022-02-18 13:45:17 |
| R43.htm | 11643 | 2022-02-18 13:45:17 |
| R44.htm | 231231 | 2022-02-18 13:45:17 |
| R45.htm | 27736 | 2022-02-18 13:45:17 |
| R46.htm | 89415 | 2022-02-18 13:45:17 |
| R47.htm | 16341 | 2022-02-18 13:45:17 |
| R48.htm | 41536 | 2022-02-18 13:45:17 |
| R49.htm | 17917 | 2022-02-18 13:45:17 |
| R5.htm | 85660 | 2022-02-18 13:45:17 |
| R50.htm | 9685 | 2022-02-18 13:45:17 |
| R51.htm | 17607 | 2022-02-18 13:45:17 |
| R52.htm | 8361 | 2022-02-18 13:45:17 |
| R53.htm | 11658 | 2022-02-18 13:45:17 |
| R54.htm | 23477 | 2022-02-18 13:45:17 |
| R55.htm | 17927 | 2022-02-18 13:45:17 |
| R56.htm | 28832 | 2022-02-18 13:45:17 |
| R57.htm | 10560 | 2022-02-18 13:45:17 |
| R58.htm | 13448 | 2022-02-18 13:45:17 |
| R59.htm | 5457 | 2022-02-18 13:45:17 |
| R6.htm | 23045 | 2022-02-18 13:45:17 |
| R60.htm | 17802 | 2022-02-18 13:45:17 |
| R61.htm | 33723 | 2022-02-18 13:45:17 |
| R62.htm | 20754 | 2022-02-18 13:45:17 |
| R63.htm | 94537 | 2022-02-18 13:45:17 |
| R64.htm | 15960 | 2022-02-18 13:45:17 |
| R65.htm | 12676 | 2022-02-18 13:45:17 |
| R66.htm | 11677 | 2022-02-18 13:45:17 |
| R67.htm | 42720 | 2022-02-18 13:45:17 |
| R68.htm | 15718 | 2022-02-18 13:45:17 |
| R69.htm | 56678 | 2022-02-18 13:45:17 |
| R7.htm | 67105 | 2022-02-18 13:45:17 |
| R70.htm | 13437 | 2022-02-18 13:45:17 |
| R71.htm | 7214 | 2022-02-18 13:45:17 |
| R72.htm | 14742 | 2022-02-18 13:45:17 |
| R73.htm | 18050 | 2022-02-18 13:45:17 |
| R74.htm | 32849 | 2022-02-18 13:45:17 |
| R75.htm | 41803 | 2022-02-18 13:45:17 |
| R76.htm | 44140 | 2022-02-18 13:45:17 |
| R77.htm | 24149 | 2022-02-18 13:45:17 |
| R78.htm | 28665 | 2022-02-18 13:45:17 |
| R79.htm | 11071 | 2022-02-18 13:45:17 |
| R8.htm | 7679 | 2022-02-18 13:45:17 |
| R80.htm | 19057 | 2022-02-18 13:45:17 |
| R81.htm | 8254 | 2022-02-18 13:45:17 |
| R82.htm | 12738 | 2022-02-18 13:45:17 |
| R83.htm | 10910 | 2022-02-18 13:45:17 |
| R84.htm | 11037 | 2022-02-18 13:45:17 |
| R85.htm | 10330 | 2022-02-18 13:45:17 |
| R86.htm | 7537 | 2022-02-18 13:45:17 |
| R87.htm | 4866 | 2022-02-18 13:45:17 |
| R88.htm | 61626 | 2022-02-18 13:45:17 |
| R89.htm | 59105 | 2022-02-18 13:45:17 |
| R9.htm | 93659 | 2022-02-18 13:45:17 |
| R90.htm | 20621 | 2022-02-18 13:45:17 |
| R91.htm | 19477 | 2022-02-18 13:45:17 |
| R92.htm | 17894 | 2022-02-18 13:45:17 |
| R93.htm | 34588 | 2022-02-18 13:45:17 |
| R94.htm | 29381 | 2022-02-18 13:45:17 |
| R95.htm | 14293 | 2022-02-18 13:45:17 |
| R96.htm | 36756 | 2022-02-18 13:45:17 |
| R97.htm | 11167 | 2022-02-18 13:45:17 |
| report.css | 2768 | 2022-02-18 13:45:17 |
| Show.js | 1086 | 2022-02-18 13:45:17 |