Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001280784-24-000020-index-headers.html | 2024-08-01 16:16:37 | |
| 0001280784-24-000020-index.html | 2024-08-01 16:16:37 | |
| 0001280784-24-000020.txt | 2024-08-01 16:16:37 | |
 0001280784-24-000020-xbrl.zip | 922789 | 2024-08-01 16:16:37 |
| FilingSummary.xml | 53069 | 2024-08-01 16:16:37 |
| Financial_Report.xlsx | 366362 | 2024-08-01 16:16:37 |
| htgc-20240630.htm | 7330092 | 2024-08-01 16:16:37 |
| htgc-20240630.xsd | 119158 | 2024-08-01 16:16:37 |
| htgc-20240630xexx101.htm | 1265101 | 2024-08-01 16:16:37 |
| htgc-20240630xexx102.htm | 1519860 | 2024-08-01 16:16:37 |
| htgc-20240630_cal.xml | 74282 | 2024-08-01 16:16:37 |
| htgc-20240630_def.xml | 678892 | 2024-08-01 16:16:37 |
| htgc-20240630_htm.xml | 7736076 | 2024-08-01 16:16:37 |
| htgc-20240630_lab.xml | 1058940 | 2024-08-01 16:16:37 |
| htgc-20240630_pre.xml | 865521 | 2024-08-01 16:16:37 |
| htgcq2202410q-exx311.htm | 10298 | 2024-08-01 16:16:37 |
| htgcq2202410q-exx312.htm | 10281 | 2024-08-01 16:16:37 |
| htgcq2202410q-exx321.htm | 4712 | 2024-08-01 16:16:37 |
| htgcq2202410q-exx322.htm | 4152 | 2024-08-01 16:16:37 |
| 11322822 | 2024-08-01 16:16:37 | |
| MetaLinks.json | 1337497 | 2024-08-01 16:16:37 |
| R1.htm | 57742 | 2024-08-01 16:16:37 |
| R10.htm | 55303 | 2024-08-01 16:16:37 |
| R11.htm | 55173 | 2024-08-01 16:16:37 |
| R12.htm | 9945 | 2024-08-01 16:16:37 |
| R13.htm | 62179 | 2024-08-01 16:16:37 |
| R14.htm | 412434 | 2024-08-01 16:16:37 |
| R15.htm | 259783 | 2024-08-01 16:16:37 |
| R16.htm | 285616 | 2024-08-01 16:16:37 |
| R17.htm | 32770 | 2024-08-01 16:16:37 |
| R18.htm | 56941 | 2024-08-01 16:16:37 |
| R19.htm | 31892 | 2024-08-01 16:16:37 |
| R2.htm | 84827 | 2024-08-01 16:16:37 |
| R20.htm | 46657 | 2024-08-01 16:16:37 |
| R21.htm | 38101 | 2024-08-01 16:16:37 |
| R22.htm | 198555 | 2024-08-01 16:16:37 |
| R23.htm | 17046 | 2024-08-01 16:16:37 |
| R24.htm | 7457 | 2024-08-01 16:16:37 |
| R25.htm | 14870 | 2024-08-01 16:16:37 |
| R26.htm | 22063 | 2024-08-01 16:16:37 |
| R27.htm | 63208 | 2024-08-01 16:16:37 |
| R28.htm | 107553 | 2024-08-01 16:16:37 |
| R29.htm | 414134 | 2024-08-01 16:16:37 |
| R3.htm | 20417 | 2024-08-01 16:16:37 |
| R30.htm | 270908 | 2024-08-01 16:16:37 |
| R31.htm | 259277 | 2024-08-01 16:16:37 |
| R32.htm | 27338 | 2024-08-01 16:16:37 |
| R33.htm | 50616 | 2024-08-01 16:16:37 |
| R34.htm | 18739 | 2024-08-01 16:16:37 |
| R35.htm | 47633 | 2024-08-01 16:16:37 |
| R36.htm | 37424 | 2024-08-01 16:16:37 |
| R37.htm | 198268 | 2024-08-01 16:16:37 |
| R38.htm | 10404 | 2024-08-01 16:16:37 |
| R39.htm | 269188 | 2024-08-01 16:16:37 |
| R4.htm | 102084 | 2024-08-01 16:16:37 |
| R40.htm | 4453 | 2024-08-01 16:16:37 |
| R41.htm | 17341 | 2024-08-01 16:16:37 |
| R42.htm | 54692 | 2024-08-01 16:16:37 |
| R43.htm | 54628 | 2024-08-01 16:16:37 |
| R44.htm | 17250 | 2024-08-01 16:16:37 |
| R45.htm | 162510 | 2024-08-01 16:16:37 |
| R46.htm | 11112 | 2024-08-01 16:16:37 |
| R47.htm | 74766 | 2024-08-01 16:16:37 |
| R48.htm | 66457 | 2024-08-01 16:16:37 |
| R49.htm | 53998 | 2024-08-01 16:16:37 |
| R5.htm | 81428 | 2024-08-01 16:16:37 |
| R50.htm | 63212 | 2024-08-01 16:16:37 |
| R51.htm | 98723 | 2024-08-01 16:16:37 |
| R52.htm | 31377 | 2024-08-01 16:16:37 |
| R53.htm | 40467 | 2024-08-01 16:16:37 |
| R54.htm | 32646 | 2024-08-01 16:16:37 |
| R55.htm | 47225 | 2024-08-01 16:16:37 |
| R56.htm | 9091 | 2024-08-01 16:16:37 |
| R57.htm | 9059 | 2024-08-01 16:16:37 |
| R58.htm | 96190 | 2024-08-01 16:16:37 |
| R59.htm | 38338 | 2024-08-01 16:16:37 |
| R6.htm | 4837 | 2024-08-01 16:16:37 |
| R60.htm | 76964 | 2024-08-01 16:16:37 |
| R61.htm | 60669 | 2024-08-01 16:16:37 |
| R62.htm | 247522 | 2024-08-01 16:16:37 |
| R63.htm | 12492 | 2024-08-01 16:16:37 |
| R64.htm | 11872 | 2024-08-01 16:16:37 |
| R65.htm | 10555 | 2024-08-01 16:16:37 |
| R66.htm | 34433 | 2024-08-01 16:16:37 |
| R67.htm | 21990 | 2024-08-01 16:16:37 |
| R68.htm | 70025 | 2024-08-01 16:16:37 |
| R69.htm | 87867 | 2024-08-01 16:16:37 |
| R7.htm | 102196 | 2024-08-01 16:16:37 |
| R70.htm | 24335 | 2024-08-01 16:16:37 |
| R71.htm | 60208 | 2024-08-01 16:16:37 |
| R72.htm | 12441 | 2024-08-01 16:16:37 |
| R73.htm | 8287 | 2024-08-01 16:16:37 |
| R74.htm | 54051 | 2024-08-01 16:16:37 |
| R75.htm | 6688 | 2024-08-01 16:16:37 |
| R76.htm | 166082 | 2024-08-01 16:16:37 |
| R77.htm | 21709 | 2024-08-01 16:16:37 |
| R78.htm | 78158 | 2024-08-01 16:16:37 |
| R79.htm | 12605 | 2024-08-01 16:16:37 |
| R8.htm | 19700 | 2024-08-01 16:16:37 |
| R80.htm | 18232 | 2024-08-01 16:16:37 |
| R81.htm | 12766 | 2024-08-01 16:16:37 |
| R82.htm | 10479 | 2024-08-01 16:16:37 |
| R83.htm | 44430 | 2024-08-01 16:16:37 |
| R84.htm | 93268 | 2024-08-01 16:16:37 |
| R85.htm | 115895 | 2024-08-01 16:16:37 |
| R9.htm | 4106796 | 2024-08-01 16:16:37 |
| report.css | 2768 | 2024-08-01 16:16:37 |
| Show.js | 1086 | 2024-08-01 16:16:37 |