0001487918 2026-04-28 2026-04-28 0001487918 ofs:A7.50PercentNotesDue2028Member 2026-04-28 2026-04-28 0001487918 us-gaap:CommonStockMember 2026-04-28 2026-04-28 0001487918 ofs:A495PercentNotesDue2028Member 2026-04-28 2026-04-28 false 0001487918 8-K 2026-04-28 OFS Capital Corporation DE 814-00813 46-1339639 222 W. Adams Street Suite 1850 Chicago IL 60606 847 734-2000 false false false false Common Stock, $0.01 par value per share OFS NASDAQ 4.95% Notes due 2028 OFSSH NASDAQ 7.50% Notes due 2028 OFSSO NASDAQ false