Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001628280-23-037067-index-headers.html | 2023-11-06 16:37:14 | |
| 0001628280-23-037067-index.html | 2023-11-06 16:37:14 | |
| 0001628280-23-037067.txt | 2023-11-06 16:37:14 | |
 0001628280-23-037067-xbrl.zip | 1065320 | 2023-11-06 16:37:14 |
| ambleramendmentno2.htm | 1952267 | 2023-11-06 16:37:14 |
| ceoandcfocertifications3q23.htm | 5724 | 2023-11-06 16:37:14 |
| ceocertification3q23.htm | 8104 | 2023-11-06 16:37:14 |
| cfocertification3q23.htm | 8125 | 2023-11-06 16:37:14 |
| FilingSummary.xml | 37931 | 2023-11-06 16:37:14 |
| Financial_Report.xlsx | 1284202 | 2023-11-06 16:37:14 |
| fsk-20230930.htm | 12668140 | 2023-11-06 16:37:14 |
| fsk-20230930.xsd | 74790 | 2023-11-06 16:37:14 |
| fsk-20230930_cal.xml | 88036 | 2023-11-06 16:37:14 |
| fsk-20230930_def.xml | 510735 | 2023-11-06 16:37:14 |
| fsk-20230930_htm.xml | 12186549 | 2023-11-06 16:37:14 |
| fsk-20230930_lab.xml | 847597 | 2023-11-06 16:37:14 |
| fsk-20230930_pre.xml | 626927 | 2023-11-06 16:37:14 |
| MetaLinks.json | 1032354 | 2023-11-06 16:37:14 |
| R1.htm | 51527 | 2023-11-06 16:37:14 |
| R10.htm | 19208 | 2023-11-06 16:37:14 |
| R11.htm | 24305 | 2023-11-06 16:37:14 |
| R12.htm | 41364 | 2023-11-06 16:37:14 |
| R13.htm | 48377 | 2023-11-06 16:37:14 |
| R14.htm | 1351127 | 2023-11-06 16:37:14 |
| R15.htm | 72731 | 2023-11-06 16:37:14 |
| R16.htm | 188515 | 2023-11-06 16:37:14 |
| R17.htm | 172077 | 2023-11-06 16:37:14 |
| R18.htm | 92609 | 2023-11-06 16:37:14 |
| R19.htm | 55946 | 2023-11-06 16:37:14 |
| R2.htm | 113765 | 2023-11-06 16:37:14 |
| R20.htm | 8334 | 2023-11-06 16:37:14 |
| R21.htm | 15425 | 2023-11-06 16:37:14 |
| R22.htm | 8480 | 2023-11-06 16:37:14 |
| R23.htm | 37482 | 2023-11-06 16:37:14 |
| R24.htm | 39634 | 2023-11-06 16:37:14 |
| R25.htm | 20944 | 2023-11-06 16:37:14 |
| R26.htm | 23976 | 2023-11-06 16:37:14 |
| R27.htm | 37987 | 2023-11-06 16:37:14 |
| R28.htm | 1347064 | 2023-11-06 16:37:14 |
| R29.htm | 122710 | 2023-11-06 16:37:14 |
| R3.htm | 34911 | 2023-11-06 16:37:14 |
| R30.htm | 185716 | 2023-11-06 16:37:14 |
| R31.htm | 168639 | 2023-11-06 16:37:14 |
| R32.htm | 86279 | 2023-11-06 16:37:14 |
| R33.htm | 62995 | 2023-11-06 16:37:14 |
| R34.htm | 23226 | 2023-11-06 16:37:14 |
| R35.htm | 11441 | 2023-11-06 16:37:14 |
| R36.htm | 33577 | 2023-11-06 16:37:14 |
| R37.htm | 28979 | 2023-11-06 16:37:14 |
| R38.htm | 34177 | 2023-11-06 16:37:14 |
| R39.htm | 7590 | 2023-11-06 16:37:14 |
| R4.htm | 130702 | 2023-11-06 16:37:14 |
| R40.htm | 45790 | 2023-11-06 16:37:14 |
| R41.htm | 29158 | 2023-11-06 16:37:14 |
| R42.htm | 73775 | 2023-11-06 16:37:14 |
| R43.htm | 77481 | 2023-11-06 16:37:14 |
| R44.htm | 111786 | 2023-11-06 16:37:14 |
| R45.htm | 5641575 | 2023-11-06 16:37:14 |
| R46.htm | 12578706 | 2023-11-06 16:37:14 |
| R47.htm | 51934 | 2023-11-06 16:37:14 |
| R48.htm | 51033 | 2023-11-06 16:37:14 |
| R49.htm | 17219 | 2023-11-06 16:37:14 |
| R5.htm | 53845 | 2023-11-06 16:37:14 |
| R50.htm | 15122 | 2023-11-06 16:37:14 |
| R51.htm | 38926 | 2023-11-06 16:37:14 |
| R52.htm | 5930 | 2023-11-06 16:37:14 |
| R53.htm | 24846 | 2023-11-06 16:37:14 |
| R54.htm | 75604 | 2023-11-06 16:37:14 |
| R55.htm | 107015 | 2023-11-06 16:37:14 |
| R56.htm | 13942 | 2023-11-06 16:37:14 |
| R57.htm | 223435 | 2023-11-06 16:37:14 |
| R58.htm | 70109 | 2023-11-06 16:37:14 |
| R59.htm | 214619 | 2023-11-06 16:37:14 |
| R6.htm | 95739 | 2023-11-06 16:37:14 |
| R60.htm | 25812 | 2023-11-06 16:37:14 |
| R61.htm | 61581 | 2023-11-06 16:37:14 |
| R62.htm | 7747 | 2023-11-06 16:37:14 |
| R63.htm | 35516 | 2023-11-06 16:37:14 |
| R7.htm | 8568671 | 2023-11-06 16:37:14 |
| R8.htm | 7644781 | 2023-11-06 16:37:14 |
| R9.htm | 8057 | 2023-11-06 16:37:14 |
| report.css | 2767 | 2023-11-06 16:37:14 |
| seniorsecuredrevolveramend.htm | 1665902 | 2023-11-06 16:37:14 |
| Show.js | 1085 | 2023-11-06 16:37:14 |