Schedule of Investments in and Advances to Affiliates (Details) - USD ($) $ in Thousands		6 Months Ended
		Sep. 30, 2023		Mar. 31, 2023
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[1],[2],[3]	$ 1,206,388
Fair Value, ending balance	[4],[5],[6]	1,353,566
Control investments
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0
Amount of Interest or Dividends Credited in Income		4,310
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[7]	51,256
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		2,166
Fair Value, ending balance	[6],[8]	53,422
Affiliate investments
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		139,059
Amount of Interest or Dividends Credited in Income		9,873
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	188,505
Gross Additions		30,065
Gross Reductions		(52,463)
Amount of Realized Gain/(Loss)		(6,410)
Amount of Unrealized Gain/(Loss)		8,131
Fair Value, ending balance	[6],[9]	167,828
Total Control & Affiliate Investments
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		139,059
Amount of Interest or Dividends Credited in Income		14,183
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		239,761
Gross Additions		30,065
Gross Reductions		(52,463)
Amount of Realized Gain/(Loss)		(6,410)
Amount of Unrealized Gain/(Loss)		10,297
Fair Value, ending balance		221,250
Investment, Identifier [Axis]: 360 QUOTE TOPCO, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		22,431	[10]	$ 25,000	[11]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[11]	23,125
Fair Value, ending balance	[6],[10]	19,066
Investment, Identifier [Axis]: 360 QUOTE TOPCO, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		3,280		3,250
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	3,006
Fair Value, ending balance	[6]	2,788
Investment, Identifier [Axis]: AAC NEW HOLDCO INC., Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		336	[12]	274	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	264
Fair Value, ending balance	[6],[12]	316
Investment, Identifier [Axis]: AAC NEW HOLDCO INC., First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		11,163		$ 10,199
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	9,842
Fair Value, ending balance	[6]	$ 10,493
Investment, Identifier [Axis]: AAC NEW HOLDCO INC., Shares common stock
Schedule of Investments [Line Items]
Shares (in shares)		374,543	[14]	374,543	[15]
Principal Amount - Debt Investments		$ 0		$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	716
Fair Value, ending balance	[6]	716
Investment, Identifier [Axis]: AAC NEW HOLDCO INC., Warrants (Expiration - December 11, 2025)
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0		$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	881
Fair Value, ending balance	[6]	$ 881
Investment, Identifier [Axis]: ACACIA BUYERCO V LLC, 1,000,000 Class B-2 Units
Schedule of Investments [Line Items]
Shares (in shares)		1,000,000	[14],[16],[17]	1,000,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	1,000
Fair Value, ending balance	[6],[16],[17]	1,000
Investment, Identifier [Axis]: ACACIA BUYERCO V LLC, Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		7,500	[12]	7,500	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	7,380
Fair Value, ending balance	[6],[12]	7,500
Investment, Identifier [Axis]: ACACIA BUYERCO V LLC, First Lien - Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		5,000		5,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	4,920
Fair Value, ending balance	[6]	5,000
Investment, Identifier [Axis]: ACACIA BUYERCO V LLC, Revolver Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	$ 0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	$ 0
Investment, Identifier [Axis]: ACCELERATION PARTNERS, LLC, Class A Common Units
Schedule of Investments [Line Items]
Shares (in shares)		1,019	[14],[16],[17]	1,019	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	0
Fair Value, ending balance	[6],[16],[17]	0
Investment, Identifier [Axis]: ACCELERATION PARTNERS, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		19,550	[20]	$ 19,550	[21]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[21]	19,550
Fair Value, ending balance	[6],[20]	$ 19,139
Investment, Identifier [Axis]: ACCELERATION PARTNERS, LLC, Preferred Units
Schedule of Investments [Line Items]
Shares (in shares)		1,019	[14],[16],[17]	1,019	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	1,223
Fair Value, ending balance	[6],[16],[17]	$ 1,063
Investment, Identifier [Axis]: ACCELERATION, LLC, Common Units
Schedule of Investments [Line Items]
Shares (in shares)		1,611.22	[14],[16],[17]	1,611.22	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	165
Fair Value, ending balance	[6],[16],[17]	0
Investment, Identifier [Axis]: ACCELERATION, LLC, Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[13]			0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Investment, Identifier [Axis]: ACCELERATION, LLC, First Lien - Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		9,158		9,228
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	9,228
Fair Value, ending balance	[6]	9,158
Investment, Identifier [Axis]: ACCELERATION, LLC, First Lien - Term Loan B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		9,158		9,228
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	9,228
Fair Value, ending balance	[6]	9,158
Investment, Identifier [Axis]: ACCELERATION, LLC, First Lien - Term Loan C
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		9,158		$ 9,228
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	9,228
Fair Value, ending balance	[6]	$ 9,158
Investment, Identifier [Axis]: ACCELERATION, LLC, Preferred Units
Schedule of Investments [Line Items]
Shares (in shares)		13,451.22	[14],[16],[17]	13,451.22	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	1,482
Fair Value, ending balance	[6],[16],[17]	1,447
Investment, Identifier [Axis]: ACCELERATION, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		2,200	[12]	3,700	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	3,700
Fair Value, ending balance	[6],[12]	2,200
Investment, Identifier [Axis]: ACE GATHERING, INC.
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		6,592	[22]	7,698	[23]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[23]	7,082
Fair Value, ending balance	[6],[22]	6,461
Investment, Identifier [Axis]: AIR CONDITIONING SPECIALIST, INC., First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		14,836		$ 27,438
Amount of Interest or Dividends Credited in Income		1,577
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	27,438
Gross Additions		1,356
Gross Reductions		(13,897)
Amount of Realized Gain/(Loss)		174
Amount of Unrealized Gain/(Loss)		(235)
Fair Value, ending balance	[6]	$ 14,836
Investment, Identifier [Axis]: AIR CONDITIONING SPECIALIST, INC., Preferred Units
Schedule of Investments [Line Items]
Shares (in shares)		766,738.93	[14],[16],[17]	766,738.93	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	1,202
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		900
Fair Value, ending balance	[6],[16],[17]	2,102
Investment, Identifier [Axis]: AIR CONDITIONING SPECIALIST, INC., Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		825	[12]	$ 800	[13]
Amount of Interest or Dividends Credited in Income		41
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	800
Gross Additions		604
Gross Reductions		(575)
Amount of Realized Gain/(Loss)		15
Amount of Unrealized Gain/(Loss)		(19)
Fair Value, ending balance	[6],[12]	$ 825
Investment, Identifier [Axis]: ALLIANCE SPORTS GROUP, L.P., Membership preferred interest
Schedule of Investments [Line Items]
Ownership percent		3.88%	[14]	3.88%	[15]
Principal Amount - Debt Investments		$ 0		$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	2,691
Fair Value, ending balance	[6]	956
Investment, Identifier [Axis]: ALLIANCE SPORTS GROUP, L.P., Unsecured convertible Note
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		173		173
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	201
Fair Value, ending balance	[6]	173
Investment, Identifier [Axis]: AMERICAN NUTS OPERATIONS LLC, First Lien - Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		11,851		11,716
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	10,978
Fair Value, ending balance	[6]	10,547
Investment, Identifier [Axis]: AMERICAN NUTS OPERATIONS LLC, First Lien - Term Loan B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		11,762	[24]	$ 11,716
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	9,958
Fair Value, ending balance	[6],[24]	$ 8,351
Investment, Identifier [Axis]: AMERICAN NUTS OPERATIONS LLC, Units of Class A common stock
Schedule of Investments [Line Items]
Shares (in shares)		3,000,000	[14],[16],[17]	3,000,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	0
Fair Value, ending balance	[6],[16],[17]	0
Investment, Identifier [Axis]: AMERICAN TELECONFERENCING SERVICES, LTD. (DBA PREMIERE GLOBAL SERVICES, INC.), First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[25]			4,899
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[25]	251
Investment, Identifier [Axis]: AMERICAN TELECONFERENCING SERVICES, LTD. (DBA PREMIERE GLOBAL SERVICES, INC.), Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[13],[25]			$ 862
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13],[25]	$ 44
Investment, Identifier [Axis]: ARBORWORKS, LLC, Class A Units
Schedule of Investments [Line Items]
Shares (in shares)		100	[14],[16],[17]	100	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	0
Fair Value, ending balance	[6],[16],[17]	0
Investment, Identifier [Axis]: ARBORWORKS, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		12,559	[24]	12,610
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	9,470
Fair Value, ending balance	[6],[24]	5,363
Investment, Identifier [Axis]: ARBORWORKS, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		2,904	[12],[24]	$ 2,000	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	1,502
Fair Value, ending balance	[6],[12],[24]	$ 1,240
Investment, Identifier [Axis]: ASC ORTHO MANAGEMENT COMPANY, LLC, Common Units
Schedule of Investments [Line Items]
Shares (in shares)		2,572	[14],[16],[17]	2,572	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	847
Fair Value, ending balance	[6],[16],[17]	$ 847
Investment, Identifier [Axis]: ATS OPERATING, LLC, Preferred units
Schedule of Investments [Line Items]
Shares (in shares)		1,000,000	[14],[16],[17]	1,000,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	1,000
Fair Value, ending balance	[6],[16],[17]	1,000
Investment, Identifier [Axis]: ATS OPERATING, LLC, First Lien - Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		9,250		9,250
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	9,102
Fair Value, ending balance	[6]	9,250
Investment, Identifier [Axis]: ATS OPERATING, LLC, First Lien - Term Loan B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		9,250		9,250
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	9,102
Fair Value, ending balance	[6]	9,158
Investment, Identifier [Axis]: ATS OPERATING, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		1,000	[12]	$ 500	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	492
Fair Value, ending balance	[6],[12]	$ 1,000
Investment, Identifier [Axis]: BINSWANGER HOLDING CORP., Shares of common stock
Schedule of Investments [Line Items]
Shares (in shares)		900,000	[14]	900,000	[15]
Principal Amount - Debt Investments		$ 0		$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	0
Fair Value, ending balance	[6]	$ 0
Investment, Identifier [Axis]: BOND BRAND LOYALTY ULC, Preferred units
Schedule of Investments [Line Items]
Shares (in shares)	[14],[16],[17]	1,000
Principal Amount - Debt Investments	[16],[17]	$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16],[17]	$ 1,000
Investment, Identifier [Axis]: BOND BRAND LOYALTY ULC, Class A common units
Schedule of Investments [Line Items]
Shares (in shares)	[14],[16],[17]	1,000
Principal Amount - Debt Investments	[16],[17]	$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16],[17]	0
Investment, Identifier [Axis]: BOND BRAND LOYALTY ULC, First Lien - Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[16]	9,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16]	8,829
Investment, Identifier [Axis]: BOND BRAND LOYALTY ULC, First Lien - Term Loan B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[16]	9,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16]	8,829
Investment, Identifier [Axis]: BOND BRAND LOYALTY ULC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[12],[16]	0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[12],[16]	0
Investment, Identifier [Axis]: BROAD SKY NETWORKS LLC (DBA EPIC IO TECHNOLOGIES), Series A Preferred units
Schedule of Investments [Line Items]
Shares (in shares)	[15],[18],[19]			1,131,579
Principal Amount - Debt Investments	[18],[19]			$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	$ 1,649
Investment, Identifier [Axis]: BROAD SKY NETWORKS LLC, Series A Preferred units
Schedule of Investments [Line Items]
Shares (in shares)	[14],[16],[17]	1,131,579
Principal Amount - Debt Investments	[16],[17]	$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16],[17]	$ 1,400
Investment, Identifier [Axis]: BROAD SKY NETWORKS LLC, Series C Preferred units
Schedule of Investments [Line Items]
Shares (in shares)		89,335	[14],[16],[17]	89,335	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	130
Fair Value, ending balance	[6],[16],[17]	0
Investment, Identifier [Axis]: C&M CONVEYOR, INC, First Lien-Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		6,500	[22]	6,500	[23]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[23]	6,377
Fair Value, ending balance	[6],[22]	6,500
Investment, Identifier [Axis]: C&M CONVEYOR, INC, First Lien-Term Loan B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		6,500	[22]	6,500	[23]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[23]	6,377
Fair Value, ending balance	[6],[22]	6,500
Investment, Identifier [Axis]: CADMIUM, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		7,385		7,385
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	7,134
Fair Value, ending balance	[6]	7,311
Investment, Identifier [Axis]: CADMIUM, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		615		615
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	594
Fair Value, ending balance	[6]	609
Investment, Identifier [Axis]: CAMIN CARGO CONTROL, INC., First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		5,662		$ 5,692
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	5,692
Fair Value, ending balance	[6]	$ 5,662
Investment, Identifier [Axis]: CATBIRD NYC, LLC, Class A Units
Schedule of Investments [Line Items]
Shares (in shares)		1,000,000
Principal Amount - Debt Investments		$ 0
Amount of Interest or Dividends Credited in Income		6
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		1,658
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		0
Fair Value, ending balance		$ 1,658
Investment, Identifier [Axis]: CATBIRD NYC, LLC, Class A units
Schedule of Investments [Line Items]
Shares (in shares)		1,000,000	[14],[16],[17],[26]	1,000,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17],[26]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	1,658
Fair Value, ending balance	[6],[16],[17],[26]	$ 1,658
Investment, Identifier [Axis]: CATBIRD NYC, LLC, Class B Units
Schedule of Investments [Line Items]
Shares (in shares)		500,000
Principal Amount - Debt Investments		$ 0
Amount of Interest or Dividends Credited in Income		1
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		714
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		0
Fair Value, ending balance		$ 714
Investment, Identifier [Axis]: CATBIRD NYC, LLC, Class B units
Schedule of Investments [Line Items]
Shares (in shares)		500,000	[12],[14],[16],[17],[26]	500,000	[13],[15],[18],[19],[27]
Principal Amount - Debt Investments		$ 0	[12],[16],[17],[26]	$ 0	[13],[18],[19],[27]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13],[18],[19],[27]	714
Fair Value, ending balance	[6],[12],[16],[17],[26]	714
Investment, Identifier [Axis]: CATBIRD NYC, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		15,300		15,500
Amount of Interest or Dividends Credited in Income		984
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	15,500
Gross Additions		31
Gross Reductions		(200)
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		(31)
Fair Value, ending balance	[6]	15,300
Investment, Identifier [Axis]: CATBIRD NYC, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		1,500	[12]	$ 0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	1,500
Investment, Identifier [Axis]: CATBIRD NYC, LLC. Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		1,500
Amount of Interest or Dividends Credited in Income		19
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		0
Gross Additions		1,508
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		(8)
Fair Value, ending balance		$ 1,500
Investment, Identifier [Axis]: CAVALIER BUYER, INC. Class A-1 Units
Schedule of Investments [Line Items]
Shares (in shares)		690,324	[14]	625,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	0
Fair Value, ending balance	[6],[16],[17]	0
Investment, Identifier [Axis]: CAVALIER BUYER, INC. First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		6,500		$ 6,500
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	6,372
Fair Value, ending balance	[6]	$ 6,435
Investment, Identifier [Axis]: CAVALIER BUYER, INC. Preferred Units
Schedule of Investments [Line Items]
Shares (in shares)		690,324	[14]	625,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	625
Fair Value, ending balance	[6],[16],[17]	726
Investment, Identifier [Axis]: CAVALIER BUYER, INC. Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: CENTRAL MEDICAL SUPPLY LLC, Delayed Draw Capex Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		100	[12]	100	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	99
Fair Value, ending balance	[6],[12]	100
Investment, Identifier [Axis]: CENTRAL MEDICAL SUPPLY LLC, Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		100
Amount of Interest or Dividends Credited in Income		14
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		99
Gross Additions		3
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		(2)
Fair Value, ending balance		100
Investment, Identifier [Axis]: CENTRAL MEDICAL SUPPLY LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		7,506		$ 7,500
Amount of Interest or Dividends Credited in Income		586
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	7,402
Gross Additions		22
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		82
Fair Value, ending balance	[6]	$ 7,506
Investment, Identifier [Axis]: CENTRAL MEDICAL SUPPLY LLC, Preferred Units
Schedule of Investments [Line Items]
Shares (in shares)		1,987,930	[14],[16],[17]	1,380,500	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	357
Gross Additions		121
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		369
Fair Value, ending balance	[6],[16],[17]	847
Investment, Identifier [Axis]: CENTRAL MEDICAL SUPPLY LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		300	[12]	$ 300	[13]
Amount of Interest or Dividends Credited in Income		29
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	296
Gross Additions		3
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		1
Fair Value, ending balance	[6],[12]	$ 300
Investment, Identifier [Axis]: CHANDLER SIGNS, LLC, Units of Class A-1 common stock
Schedule of Investments [Line Items]
Shares (in shares)		1,500,000		1,500,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0		$ 0	[18],[19]
Amount of Interest or Dividends Credited in Income		59
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	3,215
Gross Additions		0
Gross Reductions		(3,402)
Amount of Realized Gain/(Loss)		1,902
Amount of Unrealized Gain/(Loss)		(1,715)
Fair Value, ending balance		0
Investment, Identifier [Axis]: CITYVET, INC. Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[12]	0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: CITYVET, INC. First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		15,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	14,703
Investment, Identifier [Axis]: CRAFTY APES, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		15,000	[20]	$ 15,000	[21]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[21]	15,000
Fair Value, ending balance	[6],[20]	$ 14,220
Investment, Identifier [Axis]: DAMOTECH INC. Class A Common Units
Schedule of Investments [Line Items]
Shares (in shares)	[14],[16],[17]	1,000
Principal Amount - Debt Investments	[16],[17]	$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16],[17]	0
Investment, Identifier [Axis]: DAMOTECH INC. Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[12],[16]	0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[12],[16]	0
Investment, Identifier [Axis]: DAMOTECH INC. First Lien - Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[16]	5,100
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16]	5,003
Investment, Identifier [Axis]: DAMOTECH INC. First Lien - Term Loan B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[16]	5,100
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16]	$ 5,003
Investment, Identifier [Axis]: DAMOTECH INC. Preferred Units
Schedule of Investments [Line Items]
Shares (in shares)	[14],[16],[17]	1,000
Principal Amount - Debt Investments	[16],[17]	$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16],[17]	1,000
Investment, Identifier [Axis]: DAMOTECH INC.. Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[12],[16]	0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[12],[16]	$ 0
Investment, Identifier [Axis]: DELPHI BEHAVIORAL HEALTH GROUP, LLC, Common Units
Schedule of Investments [Line Items]
Shares (in shares)		1,681.04		1,681.04	[15]
Principal Amount - Debt Investments		$ 0		$ 0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	0
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		(3,615)
Amount of Unrealized Gain/(Loss)		3,615
Fair Value, ending balance		0
Investment, Identifier [Axis]: DELPHI BEHAVIORAL HEALTH GROUP, LLC, First Lien A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		0
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		(1,649)
Amount of Unrealized Gain/(Loss)		1,649
Fair Value, ending balance		0
Investment, Identifier [Axis]: DELPHI BEHAVIORAL HEALTH GROUP, LLC, First Lien B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		0
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		(1,829)
Amount of Unrealized Gain/(Loss)		1,829
Fair Value, ending balance		0
Investment, Identifier [Axis]: DELPHI BEHAVIORAL HEALTH GROUP, LLC, First Lien, L+11.00% PIK
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[25]			1,649
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[25]	0
Investment, Identifier [Axis]: DELPHI BEHAVIORAL HEALTH GROUP, LLC, First Lien, L+9.00% PIK
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[25]			1,829
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[25]	0
Investment, Identifier [Axis]: DELPHI BEHAVIORAL HEALTH GROUP, LLC, Protective Advance
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0		$ 1,448	[25]
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[25]	0
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		(1,448)
Amount of Unrealized Gain/(Loss)		1,448
Fair Value, ending balance		$ 0
Investment, Identifier [Axis]: DELPHI LENDER HOLDCO LLC, Common units
Schedule of Investments [Line Items]
Shares (in shares)	[14]	254
Principal Amount - Debt Investments		$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	$ 0
Investment, Identifier [Axis]: DYNAMIC COMMUNITIES, LLC, 2,500,000 Common units
Schedule of Investments [Line Items]
Shares (in shares)		2,500,000	[14],[16],[17]	2,500,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	0
Fair Value, ending balance	[6],[16],[17]	$ 0
Investment, Identifier [Axis]: DYNAMIC COMMUNITIES, LLC, 250,000 Class A Preferred Units
Schedule of Investments [Line Items]
Shares (in shares)		250,000	[14],[16],[17]	250,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	625
Fair Value, ending balance	[6],[16],[17]	$ 625
Investment, Identifier [Axis]: DYNAMIC COMMUNITIES, LLC, 255,984.22 Class C Preferred Units
Schedule of Investments [Line Items]
Shares (in shares)		255,984.22	[14],[16],[17]	255,984.22	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	0
Fair Value, ending balance	[6],[16],[17]	$ 0
Investment, Identifier [Axis]: DYNAMIC COMMUNITIES, LLC, 5,435,211.03 Class B Preferred Units
Schedule of Investments [Line Items]
Shares (in shares)		5,435,211.03	[14],[16],[17]	5,435,211.03	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	2,218
Fair Value, ending balance	[6],[16],[17]	2,218
Investment, Identifier [Axis]: DYNAMIC COMMUNITIES, LLC, First Lien - Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		4,038		3,846
Amount of Interest or Dividends Credited in Income		194
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	3,823
Gross Additions		194
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		(3)
Fair Value, ending balance	[6]	4,014
Investment, Identifier [Axis]: DYNAMIC COMMUNITIES, LLC, First Lien - Term Loan B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		4,101		3,867
Amount of Interest or Dividends Credited in Income		234
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	3,843
Gross Additions		234
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		(1)
Fair Value, ending balance	[6]	$ 4,076
Investment, Identifier [Axis]: Dynamic Communities, LLC, Class A Preferred units
Schedule of Investments [Line Items]
Shares (in shares)		250,000
Principal Amount - Debt Investments		$ 0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		625
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		0
Fair Value, ending balance		$ 625
Investment, Identifier [Axis]: Dynamic Communities, LLC, Class B Preferred units
Schedule of Investments [Line Items]
Shares (in shares)		5,435,211.03
Principal Amount - Debt Investments		$ 0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		2,218
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		0
Fair Value, ending balance		$ 2,218
Investment, Identifier [Axis]: Dynamic Communities, LLC, Class C Preferred units
Schedule of Investments [Line Items]
Shares (in shares)		255,984.22
Principal Amount - Debt Investments		$ 0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		0
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		0
Fair Value, ending balance		$ 0
Investment, Identifier [Axis]: Dynamic Communities, LLC, Common units
Schedule of Investments [Line Items]
Shares (in shares)		2,500,000
Principal Amount - Debt Investments		$ 0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		0
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		0
Fair Value, ending balance		0
Investment, Identifier [Axis]: EDGE AUTONOMY HOLDINGS, LLC, First Lien - Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		11,250
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	10,980
Investment, Identifier [Axis]: EDGE AUTONOMY HOLDINGS, LLC, First Lien - Term Loan B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		11,250
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	10,980
Investment, Identifier [Axis]: EDGE AUTONOMY HOLDINGS, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[12]	0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: EVEREST TRANSPORTATION SYSTEMS, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		8,334		$ 8,566
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	8,566
Fair Value, ending balance	[6]	$ 7,834
Investment, Identifier [Axis]: EXACT BORROWER, LLC, Common units
Schedule of Investments [Line Items]
Shares (in shares)		615.156	[14]	615.156	[15]
Principal Amount - Debt Investments		$ 0		$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	770
Fair Value, ending balance	[6]	945
Investment, Identifier [Axis]: EXACT BORROWER, LLC, Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		2,333		0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6]	2,333
Investment, Identifier [Axis]: EXACT BORROWER, LLC, First Lien - Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		8,774		9,450
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	9,271
Fair Value, ending balance	[6]	8,774
Investment, Identifier [Axis]: EXACT BORROWER, LLC, First Lien - Term Loan B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		8,774		9,450
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	9,271
Fair Value, ending balance	[6]	8,774
Investment, Identifier [Axis]: EXACT BORROWER, LLC, Promissory Note
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		385		385
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	385
Fair Value, ending balance	[6]	385
Investment, Identifier [Axis]: EXACT BORROWER, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	$ 0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	$ 0
Investment, Identifier [Axis]: FLIP ELECTRONICS, LLC, Common Units
Schedule of Investments [Line Items]
Shares (in shares)		2,000,000	[14],[16],[17],[26]	2,000,000	[15],[18],[19],[27]
Principal Amount - Debt Investments		$ 0	[16],[17],[26]	$ 0	[18],[19],[27]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19],[27]	17,678
Fair Value, ending balance	[6],[16],[17],[26]	9,205
Investment, Identifier [Axis]: FLIP ELECTRONICS, LLC, Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		2,818		2,818
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	2,818
Fair Value, ending balance	[6]	2,793
Investment, Identifier [Axis]: FLIP ELECTRONICS, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		31,845		31,845
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	31,845
Fair Value, ending balance	[6]	31,559
Investment, Identifier [Axis]: FM SYLVAN, INC., First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		11,888		11,963
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	11,963
Fair Value, ending balance	[6]	11,888
Investment, Identifier [Axis]: FM SYLVAN, INC., Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	$ 2,000	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	2,000
Fair Value, ending balance	[6],[12]	$ 0
Investment, Identifier [Axis]: FOOD PHARMA SUBSIDIARY HOLDINGS, LLC, Class A Units
Schedule of Investments [Line Items]
Shares (in shares)		75,000	[14],[16],[17]	75,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	911
Fair Value, ending balance	[6],[16],[17]	911
Investment, Identifier [Axis]: FOOD PHARMA SUBSIDIARY HOLDINGS, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		7,030		7,030
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	7,030
Fair Value, ending balance	[6]	$ 7,030
Investment, Identifier [Axis]: FS VECTOR LLC, Common units
Schedule of Investments [Line Items]
Shares (in shares)	[14],[16],[17]	1,000
Principal Amount - Debt Investments	[16],[17]	$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16],[17]	1,000
Investment, Identifier [Axis]: FS VECTOR LLC, First Lien - Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		9,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	8,847
Investment, Identifier [Axis]: FS VECTOR LLC, First Lien - Term Loan B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		9,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	8,847
Investment, Identifier [Axis]: FS VECTOR LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[12]	0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: GAINS INTERMEDIATE, LLC, Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: GAINS INTERMEDIATE, LLC, First Lien - Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		7,500		7,500
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	7,358
Fair Value, ending balance	[6]	7,500
Investment, Identifier [Axis]: GAINS INTERMEDIATE, LLC, First Lien - Term Loan B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		7,500		7,500
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	7,358
Fair Value, ending balance	[6]	7,500
Investment, Identifier [Axis]: GAINS INTERMEDIATE, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	$ 0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	$ 0
Investment, Identifier [Axis]: GPT INDUSTRIES, LLC, Class A Preferred Units
Schedule of Investments [Line Items]
Shares (in shares)		1,000,000	[14],[16],[17]	1,000,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	1,000
Fair Value, ending balance	[6],[16],[17]	1,469
Investment, Identifier [Axis]: GPT INDUSTRIES, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		6,073	[10]	6,150	[11]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[11]	6,030
Fair Value, ending balance	[6],[10]	6,073
Investment, Identifier [Axis]: GPT INDUSTRIES, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	$ 0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	$ 0
Investment, Identifier [Axis]: GPT Industries, LLC Class A Preferred Units
Schedule of Investments [Line Items]
Shares (in shares)		1,000,000
Principal Amount - Debt Investments		$ 0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		1,000
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		469
Fair Value, ending balance		1,469
Investment, Identifier [Axis]: GPT Industries, LLC First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		6,073
Amount of Interest or Dividends Credited in Income		443
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		6,030
Gross Additions		9
Gross Reductions		(77)
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		111
Fair Value, ending balance		6,073
Investment, Identifier [Axis]: GPT Industries, LLC Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0
Amount of Interest or Dividends Credited in Income		14
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		0
Gross Additions		6
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		(6)
Fair Value, ending balance		$ 0
Investment, Identifier [Axis]: GRAMMATECH, INC., Class A units
Schedule of Investments [Line Items]
Shares (in shares)		1,000	[14]	1,000	[15]
Principal Amount - Debt Investments		$ 0		$ 0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	0
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		0
Fair Value, ending balance	[6]	$ 0
Investment, Identifier [Axis]: GRAMMATECH, INC., Class A-1 units
Schedule of Investments [Line Items]
Shares (in shares)		360.06	[14]	360.06	[15]
Principal Amount - Debt Investments		$ 0		$ 0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	372
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		(372)
Fair Value, ending balance	[6]	0
Investment, Identifier [Axis]: GRAMMATECH, INC., First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		2,000		10,031
Amount of Interest or Dividends Credited in Income		657
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	10,031
Gross Additions		17
Gross Reductions		(8,031)
Amount of Realized Gain/(Loss)		39
Amount of Unrealized Gain/(Loss)		(56)
Fair Value, ending balance	[6]	2,000
Investment, Identifier [Axis]: GRAMMATECH, INC., Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	$ 0	[13]
Amount of Interest or Dividends Credited in Income		4
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Gross Additions		4
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		(4)
Fair Value, ending balance	[6],[12]	$ 0
Investment, Identifier [Axis]: GUARDIAN FLEET SERVICES, INC. Class A Units
Schedule of Investments [Line Items]
Shares (in shares)		1,500,000	[14],[16],[17]	1,500,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	1,500
Fair Value, ending balance	[6],[16],[17]	1,815
Investment, Identifier [Axis]: GUARDIAN FLEET SERVICES, INC. First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		4,531		4,511
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	4,376
Fair Value, ending balance	[6]	4,531
Investment, Identifier [Axis]: GUARDIAN FLEET SERVICES, INC. Warrants
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	80
Fair Value, ending balance	[6]	156
Investment, Identifier [Axis]: GULF PACIFIC ACQUISITION, LLC, Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		302	[12]	303	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	297
Fair Value, ending balance	[6],[12]	296
Investment, Identifier [Axis]: GULF PACIFIC ACQUISITION, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		3,624		3,642
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	3,573
Fair Value, ending balance	[6]	3,555
Investment, Identifier [Axis]: GULF PACIFIC ACQUISITION, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	353	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	347
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: HEAT TRAK, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		11,500
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	11,270
Investment, Identifier [Axis]: HEAT TRAK, LLC, Warrants
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	1,104
Investment, Identifier [Axis]: HH-INSPIRE ACQUISITION, INC., First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		8,016
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	$ 7,831
Investment, Identifier [Axis]: HH-INSPIRE ACQUISITION, INC., Preferred units
Schedule of Investments [Line Items]
Shares (in shares)	[14],[16],[17]	108,211.4
Principal Amount - Debt Investments	[16],[17]	$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16],[17]	323
Investment, Identifier [Axis]: HH-INSPIRE ACQUISITION, INC., Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[12]	566
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[12]	554
Investment, Identifier [Axis]: HYBRID APPAREL, LLC, Second Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		15,768	[22]	$ 15,750	[23]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[23]	13,120
Fair Value, ending balance	[6],[22]	$ 14,696
Investment, Identifier [Axis]: I-45 SLF LLC
Schedule of Investments [Line Items]
Ownership percent		80.00%	[14],[16],[26]	80.00%	[13],[15],[18],[27]
Principal Amount - Debt Investments		$ 0	[16],[26]	$ 0	[13],[18],[27]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13],[18],[27]	51,256
Fair Value, ending balance	[6],[16],[26]	$ 53,422
Investment, Identifier [Axis]: I-45 SLF LLC, LLC equity interest
Schedule of Investments [Line Items]
Ownership percent		80.00%
Principal Amount - Debt Investments		$ 0
Amount of Interest or Dividends Credited in Income		4,310
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		51,256
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		2,166
Fair Value, ending balance		53,422
Investment, Identifier [Axis]: INFOLINKS MEDIA BUYCO, LLC, Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		1,347	[12]	0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	1,347
Investment, Identifier [Axis]: INFOLINKS MEDIA BUYCO, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		7,614		$ 7,653
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	7,653
Fair Value, ending balance	[6]	$ 7,614
Investment, Identifier [Axis]: INFOLINKS MEDIA BUYCO, LLC, LP interest
Schedule of Investments [Line Items]
Ownership percent		1.68%	[12],[14],[16],[17],[26]	1.68%	[13],[15],[18],[19],[27]
Principal Amount - Debt Investments		$ 0	[12],[16],[17],[26]	$ 0	[13],[18],[19],[27]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13],[18],[19],[27]	944
Fair Value, ending balance	[6],[12],[16],[17],[26]	1,121
Investment, Identifier [Axis]: INSTITUTES OF HEALTH, LLC, First Lien - Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		7,500
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	7,350
Investment, Identifier [Axis]: INSTITUTES OF HEALTH, LLC, First Lien - Term Loan B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		7,500
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	$ 7,350
Investment, Identifier [Axis]: INSTITUTES OF HEALTH, LLC, Preferred units
Schedule of Investments [Line Items]
Shares (in shares)	[14],[16],[17]	100,000
Principal Amount - Debt Investments	[16],[17]	$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16],[17]	1,000
Investment, Identifier [Axis]: INSTITUTES OF HEALTH, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[12]	0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: ISI ENTERPRISES, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		5,000		5,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	5,000
Fair Value, ending balance	[6]	5,000
Investment, Identifier [Axis]: ISI ENTERPRISES, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	$ 0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	$ 0
Investment, Identifier [Axis]: ISI ENTERPRISES, LLC, Series A Preferred units
Schedule of Investments [Line Items]
Shares (in shares)		1,000,000	[14]	1,000,000	[15]
Principal Amount - Debt Investments		$ 0		$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	1,000
Fair Value, ending balance	[6]	$ 1,057
Investment, Identifier [Axis]: ISI ENTERPRISES, LLC, Series A-1 Preferred units
Schedule of Investments [Line Items]
Shares (in shares)	[14]	166,667
Principal Amount - Debt Investments		$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	518
Investment, Identifier [Axis]: ISLAND PUMP AND TANK, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		25,000		$ 9,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	8,823
Fair Value, ending balance	[6]	$ 24,550
Investment, Identifier [Axis]: ISLAND PUMP AND TANK, LLC, Preferred units
Schedule of Investments [Line Items]
Shares (in shares)		1,195,526	[14],[16],[17]	750,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	750
Fair Value, ending balance	[6],[16],[17]	1,570
Investment, Identifier [Axis]: ISLAND PUMP AND TANK, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	$ 500	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	471
Fair Value, ending balance	[6],[12]	$ 0
Investment, Identifier [Axis]: ITA HOLDINGS GROUP, LLC, Class A Membership Interest
Schedule of Investments [Line Items]
Ownership percent		9.25%	[14],[16],[17]	9.25%	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	4,348
Fair Value, ending balance	[6],[16],[17]	$ 2,374
Investment, Identifier [Axis]: ITA HOLDINGS GROUP, LLC, Class A membership interest
Schedule of Investments [Line Items]
Ownership percent		9.25%
Principal Amount - Debt Investments		$ 0
Amount of Interest or Dividends Credited in Income		25
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		4,348
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		(1,974)
Fair Value, ending balance		2,374
Investment, Identifier [Axis]: ITA HOLDINGS GROUP, LLC, First Lien - Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[12]	0
Amount of Interest or Dividends Credited in Income		6
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		0
Gross Additions		(28)
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		28
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: ITA HOLDINGS GROUP, LLC, First Lien - PIK Note A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0		3,271
Amount of Interest or Dividends Credited in Income		88
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	3,255
Gross Additions		168
Gross Reductions		(3,427)
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		4
Fair Value, ending balance		0
Investment, Identifier [Axis]: ITA HOLDINGS GROUP, LLC, First Lien - PIK Note B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0		129
Amount of Interest or Dividends Credited in Income		3
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	128
Gross Additions		6
Gross Reductions		(134)
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		0
Fair Value, ending balance		0
Investment, Identifier [Axis]: ITA HOLDINGS GROUP, LLC, First Lien - Term B Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		12,901		5,057
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	5,068
Fair Value, ending balance	[6]	12,901
Investment, Identifier [Axis]: ITA HOLDINGS GROUP, LLC, First Lien - Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		12,901		10,114
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	10,114
Fair Value, ending balance	[6]	12,901
Investment, Identifier [Axis]: ITA HOLDINGS GROUP, LLC, First Lien - Term Loan - 1
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0
Amount of Interest or Dividends Credited in Income		282
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		10,114
Gross Additions		6
Gross Reductions		(10,145)
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		25
Fair Value, ending balance		0
Investment, Identifier [Axis]: ITA HOLDINGS GROUP, LLC, First Lien - Term Loan - 2
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		12,901
Amount of Interest or Dividends Credited in Income		665
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		0
Gross Additions		10,850
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		2,051
Fair Value, ending balance		12,901
Investment, Identifier [Axis]: ITA HOLDINGS GROUP, LLC, First Lien - Term Loan B - 1
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0
Amount of Interest or Dividends Credited in Income		189
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		5,068
Gross Additions		17
Gross Reductions		(5,073)
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		(12)
Fair Value, ending balance		0
Investment, Identifier [Axis]: ITA HOLDINGS GROUP, LLC, First Lien - Term Loan B - 2
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		12,901
Amount of Interest or Dividends Credited in Income		734
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		0
Gross Additions		10,846
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		2,055
Fair Value, ending balance		12,901
Investment, Identifier [Axis]: ITA HOLDINGS GROUP, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	7,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	7,014
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: ITA HOLDINGS GROUP, LLC, Revolving loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0
Amount of Interest or Dividends Credited in Income		269
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		7,014
Gross Additions		(34)
Gross Reductions		(7,005)
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		25
Fair Value, ending balance		0
Investment, Identifier [Axis]: ITA HOLDINGS GROUP, LLC, Warrants (Expiration - March 29, 2029)9,13
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[16],[17]	0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	4,046
Fair Value, ending balance	[6],[16],[17]	4,005
Investment, Identifier [Axis]: ITA HOLDINGS GROUP, LLC, Warrants (Expiration - Warrants
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[16],[17]	0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16],[17]	3,869
Investment, Identifier [Axis]: ITA HOLDINGS GROUP, LLC, Warrants - 1
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		4,046
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		(41)
Fair Value, ending balance		4,005
Investment, Identifier [Axis]: ITA HOLDINGS GROUP, LLC, Warrants - 2
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		0
Gross Additions		3,791
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		78
Fair Value, ending balance		3,869
Investment, Identifier [Axis]: JACKSON HEWITT TAX SERVICE, INC., First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		10,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	9,851
Investment, Identifier [Axis]: JVMC HOLDINGS CORP., First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		4,796		6,132
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	6,132
Fair Value, ending balance	[6]	4,796
Investment, Identifier [Axis]: KMS, INC., Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[13]			2,228
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	2,016
Investment, Identifier [Axis]: KMS, INC., First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		17,902	[22]	15,800
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	14,299
Fair Value, ending balance	[6],[22]	15,217
Investment, Identifier [Axis]: LASH OPCO, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		10,478		10,532
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	10,110
Fair Value, ending balance	[6]	10,143
Investment, Identifier [Axis]: LASH OPCO, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		622	[12]	343	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	330
Fair Value, ending balance	[6],[12]	602
Investment, Identifier [Axis]: LGM PHARMA, LLC, Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		2,507		2,501
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	2,501
Fair Value, ending balance	[6]	2,507
Investment, Identifier [Axis]: LGM PHARMA, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		11,506		$ 11,477
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	11,477
Fair Value, ending balance	[6]	$ 11,506
Investment, Identifier [Axis]: LGM PHARMA, LLC, Units of Class A common stock
Schedule of Investments [Line Items]
Shares (in shares)		142,278.89	[14],[16],[17]	142,278.89	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	1,692
Fair Value, ending balance	[6],[16],[17]	2,223
Investment, Identifier [Axis]: LGM PHARMA, LLC, Unsecured convertible note
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		127	[16],[17]	$ 113	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	113
Fair Value, ending balance	[6],[16],[17]	$ 127
Investment, Identifier [Axis]: LIGHTING RETROFIT INTERNATIONAL, LLC (DBA ENVOCORE), Common units
Schedule of Investments [Line Items]
Shares (in shares)		203,124.9999		203,124.9999	[15],[18],[19]
Principal Amount - Debt Investments		$ 0		$ 0	[18],[19]
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	0
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		0
Fair Value, ending balance		0
Investment, Identifier [Axis]: LIGHTING RETROFIT INTERNATIONAL, LLC (DBA ENVOCORE), First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		5,117		5,143
Amount of Interest or Dividends Credited in Income		196
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	5,143
Gross Additions		0
Gross Reductions		(26)
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		(138)
Fair Value, ending balance		4,979
Investment, Identifier [Axis]: LIGHTING RETROFIT INTERNATIONAL, LLC (DBA ENVOCORE), Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0		0	[13]
Amount of Interest or Dividends Credited in Income		5
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		0
Fair Value, ending balance		0
Investment, Identifier [Axis]: LIGHTING RETROFIT INTERNATIONAL, LLC (DBA ENVOCORE), Second Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		5,208		$ 5,208	[25]
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[25]	3,594
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		1,323
Fair Value, ending balance		$ 4,917
Investment, Identifier [Axis]: LIGHTING RETROFIT INTERNATIONAL, LLC (DBA ENVOCORE), Series A Preferred units
Schedule of Investments [Line Items]
Shares (in shares)		208,333.3333		208,333.3333	[15],[18],[19]
Principal Amount - Debt Investments		$ 0		$ 0	[18],[19]
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	0
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		0
Fair Value, ending balance		$ 0
Investment, Identifier [Axis]: LIGHTING RETROFIT INTERNATIONAL, LLC, Common units
Schedule of Investments [Line Items]
Shares (in shares)	[14],[16],[17]	203,124.9999
Principal Amount - Debt Investments	[16],[17]	$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16],[17]	0
Investment, Identifier [Axis]: LIGHTING RETROFIT INTERNATIONAL, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		5,117
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	4,979
Investment, Identifier [Axis]: LIGHTING RETROFIT INTERNATIONAL, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[12]	0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: LIGHTING RETROFIT INTERNATIONAL, LLC, Second Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[24]	5,208
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[24]	$ 4,917
Investment, Identifier [Axis]: LIGHTING RETROFIT INTERNATIONAL, LLC, Series A Preferred units
Schedule of Investments [Line Items]
Shares (in shares)	[14],[16],[17]	208,333.3333
Principal Amount - Debt Investments	[16],[17]	$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16],[17]	0
Investment, Identifier [Axis]: LIGHTNING INTERMEDIATE II, LLC (DBA VIMERGY), First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments				$ 22,714
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	$ 22,305
Investment, Identifier [Axis]: LIGHTNING INTERMEDIATE II, LLC (DBA VIMERGY), LLC interest
Schedule of Investments [Line Items]
Ownership percent		0.88%	[14],[16],[17]	0.88%	[15],[18],[19]
Principal Amount - Debt Investments	[18],[19]			$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	$ 416
Investment, Identifier [Axis]: LIGHTNING INTERMEDIATE II, LLC (DBA VIMERGY), Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[13]			0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Investment, Identifier [Axis]: LIGHTNING INTERMEDIATE II, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		22,425
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	21,303
Investment, Identifier [Axis]: LIGHTNING INTERMEDIATE II, LLC, LLC interest
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[16],[17]	0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16],[17]	263
Investment, Identifier [Axis]: LIGHTNING INTERMEDIATE II, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[12]	556
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[12]	$ 528
Investment, Identifier [Axis]: LKC TECHNOLOGIES, INC., Class A Units
Schedule of Investments [Line Items]
Shares (in shares)	[14],[16],[17]	1,000,000
Principal Amount - Debt Investments	[16],[17]	$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16],[17]	1,259
Investment, Identifier [Axis]: LKC TECHNOLOGIES, INC., First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		6,500
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	6,435
Investment, Identifier [Axis]: LKC TECHNOLOGIES, INC., Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[12]	0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: LLFLEX, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		10,795	[22]	10,835	[23]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[23]	10,131
Fair Value, ending balance	[6],[22]	9,176
Investment, Identifier [Axis]: MAKO STEEL LP, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		7,828		7,879
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	7,839
Fair Value, ending balance	[6]	7,828
Investment, Identifier [Axis]: MAKO STEEL LP, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		377	[12]	943	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	939
Fair Value, ending balance	[6],[12]	377
Investment, Identifier [Axis]: MERCURY ACQUISITION 2021, LLC (DBA TELE-TOWN HALL), First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments				12,344
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	11,949
Investment, Identifier [Axis]: MERCURY ACQUISITION 2021, LLC (DBA TELE-TOWN HALL), Second Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments				$ 2,759
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	$ 2,593
Investment, Identifier [Axis]: MERCURY ACQUISITION 2021, LLC (DBA TELE-TOWN HALL), Series A units
Schedule of Investments [Line Items]
Shares (in shares)		2,089,599	[14],[16],[17]	2,089,599	[15],[18],[19]
Principal Amount - Debt Investments	[18],[19]			$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	$ 770
Investment, Identifier [Axis]: MERCURY ACQUISITION 2021, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		12,313
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	11,451
Investment, Identifier [Axis]: MERCURY ACQUISITION 2021, LLC, Second Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		2,750
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	2,448
Investment, Identifier [Axis]: MERCURY ACQUISITION 2021, LLC, Series A units
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[16],[17]	0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16],[17]	0
Investment, Identifier [Axis]: MICROBE FORMULAS LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		10,578		11,621
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	11,505
Fair Value, ending balance	[6]	10,578
Investment, Identifier [Axis]: MICROBE FORMULAS LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	$ 0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	$ 0
Investment, Identifier [Axis]: MUENSTER MILLING COMPANY, LLC, Class A units
Schedule of Investments [Line Items]
Shares (in shares)		1,000,000	[14],[16],[17]	1,000,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	1,185
Fair Value, ending balance	[6],[16],[17]	1,185
Investment, Identifier [Axis]: MUENSTER MILLING COMPANY, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		21,800		21,800
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	21,800
Fair Value, ending balance	[6]	21,800
Investment, Identifier [Axis]: MUENSTER MILLING COMPANY, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	$ 0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	$ 0
Investment, Identifier [Axis]: NATIONAL CREDIT CARE, LLC, Class A-3 Preferred units
Schedule of Investments [Line Items]
Shares (in shares)		191,049.33	[14],[16],[17],[26]	191,049.33	[15],[18],[19],[27]
Principal Amount - Debt Investments		$ 0	[16],[17],[26]	$ 0	[18],[19],[27]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19],[27]	2,000
Fair Value, ending balance	[6],[16],[17],[26]	2,000
Investment, Identifier [Axis]: NATIONAL CREDIT CARE, LLC, First Lien - Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		9,716		9,716
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	9,550
Fair Value, ending balance	[6]	9,327
Investment, Identifier [Axis]: NATIONAL CREDIT CARE, LLC, First Lien - Term Loan B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		9,716		9,716
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	9,550
Fair Value, ending balance	[6]	9,327
Investment, Identifier [Axis]: NEUROPSYCHIATRIC HOSPITALS, LLC, First Lien-Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		7,447		7,478
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	7,104
Fair Value, ending balance	[6]	7,447
Investment, Identifier [Axis]: NEUROPSYCHIATRIC HOSPITALS, LLC, First Lien-Term Loan B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		7,447		7,478
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	6,356
Fair Value, ending balance	[6]	7,447
Investment, Identifier [Axis]: NEUROPSYCHIATRIC HOSPITALS, LLC, First Lien-Term Loan C
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		5,163		3,176
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	3,097
Fair Value, ending balance	[6]	5,163
Investment, Identifier [Axis]: NEUROPSYCHIATRIC HOSPITALS, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		5,000		4,400
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	4,180
Fair Value, ending balance	[6]	5,000
Investment, Identifier [Axis]: NEW SKINNY MIXES, LLC, Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: NEW SKINNY MIXES, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		13,000		13,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	12,753
Fair Value, ending balance	[6]	13,000
Investment, Identifier [Axis]: NEW SKINNY MIXES, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		1,750	[12]	0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	1,750
Investment, Identifier [Axis]: NINJATRADER, INC., Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[13]			0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Investment, Identifier [Axis]: NINJATRADER, INC., First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		21,869		$ 23,150
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	23,150
Fair Value, ending balance	[6]	$ 21,869
Investment, Identifier [Axis]: NINJATRADER, INC., Preferred Units
Schedule of Investments [Line Items]
Shares (in shares)		2,000,000	[14],[16],[17],[26]	2,000,000	[15],[18],[19],[27]
Principal Amount - Debt Investments		$ 0	[16],[17],[26]	$ 0	[18],[19],[27]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19],[27]	11,138
Fair Value, ending balance	[6],[16],[17],[26]	15,430
Investment, Identifier [Axis]: NINJATRADER, INC., Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: NWN PARENT HOLDINGS, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		12,604		12,688
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	12,510
Fair Value, ending balance	[6]	12,604
Investment, Identifier [Axis]: NWN PARENT HOLDINGS, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	1,020	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	1,006
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: OPCO BORROWER, LLC (DBA GIVING HOME HEALTH CARE), First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments				9,052
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	9,052
Investment, Identifier [Axis]: OPCO BORROWER, LLC (DBA GIVING HOME HEALTH CARE), Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[13]			0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Investment, Identifier [Axis]: OPCO BORROWER, LLC (DBA GIVING HOME HEALTH CARE), Second Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments				3,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	3,000
Investment, Identifier [Axis]: OPCO BORROWER, LLC (DBA GIVING HOME HEALTH CARE), Warrants (Expiration - August 19, 2029)
Schedule of Investments [Line Items]
Principal Amount - Debt Investments				$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	399
Investment, Identifier [Axis]: OPCO BORROWER, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		8,661
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	8,661
Investment, Identifier [Axis]: OPCO BORROWER, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[12]	0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: OPCO BORROWER, LLC, Second Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		3,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	3,000
Investment, Identifier [Axis]: OPCO BORROWER, LLC, Warrants (Expiration - August 19, 2029)
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	$ 558
Investment, Identifier [Axis]: OUTERBOX, LLC, Class A common units
Schedule of Investments [Line Items]
Shares (in shares)		6,308.2584	[14],[16],[17]	6,308.2584	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	773
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		0
Fair Value, ending balance	[6],[16],[17]	773
Investment, Identifier [Axis]: OUTERBOX, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		14,625		14,625
Amount of Interest or Dividends Credited in Income		918
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	14,552
Gross Additions		20
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		53
Fair Value, ending balance	[6]	14,625
Investment, Identifier [Axis]: OUTERBOX, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	0	[13]
Amount of Interest or Dividends Credited in Income		6
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Gross Additions		3
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		(3)
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: PIPELINE TECHNIQUE LTD., First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		9,500	[16]	9,750
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	9,565
Fair Value, ending balance	[6],[16]	9,348
Investment, Identifier [Axis]: PIPELINE TECHNIQUE LTD., Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		1,389	[12],[16]	500	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	490
Fair Value, ending balance	[6],[12],[16]	1,367
Investment, Identifier [Axis]: RESEARCH NOW GROUP, INC., Second Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		10,500		$ 10,500
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	6,431
Fair Value, ending balance	[6]	$ 5,513
Investment, Identifier [Axis]: ROOF OPCO, LLC, Class A Units
Schedule of Investments [Line Items]
Shares (in shares)		535,714.29	[14],[16],[17]	535,714.29	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	750
Fair Value, ending balance	[6],[16],[17]	$ 775
Investment, Identifier [Axis]: ROOF OPCO, LLC, Class B Units
Schedule of Investments [Line Items]
Shares (in shares)	[14],[16],[17]	250,000
Principal Amount - Debt Investments	[16],[17]	$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16],[17]	262
Investment, Identifier [Axis]: ROOF OPCO, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments				21,633
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	21,071
Investment, Identifier [Axis]: ROOF OPCO, LLC, First Lien - Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		13,261
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	12,731
Investment, Identifier [Axis]: ROOF OPCO, LLC, First Lien - Term Loan B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		13,261
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	12,731
Investment, Identifier [Axis]: ROOF OPCO, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	$ 0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	$ 0
Investment, Identifier [Axis]: ROSELAND MANAGEMENT, LLC, Class A Units
Schedule of Investments [Line Items]
Shares (in shares)		16,084	[14]	16,084	[15]
Principal Amount - Debt Investments		$ 0		$ 0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	422
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		174
Fair Value, ending balance	[6]	$ 596
Investment, Identifier [Axis]: ROSELAND MANAGEMENT, LLC, Class A-1 Units
Schedule of Investments [Line Items]
Shares (in shares)		1,100	[14]	1,100	[15]
Principal Amount - Debt Investments		$ 0		$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	161
Fair Value, ending balance	[6]	$ 173
Investment, Identifier [Axis]: ROSELAND MANAGEMENT, LLC, Class A-2 Units
Schedule of Investments [Line Items]
Shares (in shares)		3,364	[14]	3,364	[15]
Principal Amount - Debt Investments		$ 0		$ 0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	694
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		36
Fair Value, ending balance	[6]	730
Investment, Identifier [Axis]: ROSELAND MANAGEMENT, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		14,978		15,051
Amount of Interest or Dividends Credited in Income		917
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	14,524
Gross Additions		12
Gross Reductions		(72)
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		424
Fair Value, ending balance	[6]	14,888
Investment, Identifier [Axis]: ROSELAND MANAGEMENT, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		300	[12]	575	[13]
Amount of Interest or Dividends Credited in Income		38
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	555
Gross Additions		8
Gross Reductions		(275)
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		10
Fair Value, ending balance	[6],[12]	298
Investment, Identifier [Axis]: RTIC SUBSIDIARY HOLDINGS, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		5,987		6,166
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	5,364
Fair Value, ending balance	[6]	5,742
Investment, Identifier [Axis]: RTIC SUBSIDIARY HOLDINGS, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		712	[12]	822	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	715
Fair Value, ending balance	[6],[12]	$ 683
Investment, Identifier [Axis]: Roseland Management, LLC, Class A-1 Units
Schedule of Investments [Line Items]
Shares (in shares)		1,100
Principal Amount - Debt Investments		$ 0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		161
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		12
Fair Value, ending balance		$ 173
Investment, Identifier [Axis]: Roseland Management, LLC, Class A-2 units
Schedule of Investments [Line Items]
Shares (in shares)		3,364
Investment, Identifier [Axis]: SCRIP INC., First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		$ 16,666		$ 16,750	[21]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[21]	15,594
Fair Value, ending balance	[6]	$ 16,500
Investment, Identifier [Axis]: SCRIP INC., Shares of common stock
Schedule of Investments [Line Items]
Shares (in shares)		100	[14]	100	[15]
Principal Amount - Debt Investments		$ 0		$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	751
Fair Value, ending balance	[6]	$ 751
Investment, Identifier [Axis]: SHEARWATER RESEARCH, INC., Class A Common Units
Schedule of Investments [Line Items]
Shares (in shares)	[16]	40,000	[14]	40,000	[15]
Principal Amount - Debt Investments	[16]	$ 0		$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[16]	85
Fair Value, ending balance	[6],[16]	$ 66
Investment, Identifier [Axis]: SHEARWATER RESEARCH, INC., Class A Preferred Units
Schedule of Investments [Line Items]
Shares (in shares)	[16]	1,200,000	[14]	1,200,000	[15]
Principal Amount - Debt Investments	[16]	$ 0		$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[16]	2,558
Fair Value, ending balance	[6],[16]	1,973
Investment, Identifier [Axis]: SHEARWATER RESEARCH, INC., First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[16]	13,574		13,643
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[16]	13,643
Fair Value, ending balance	[6],[16]	13,574
Investment, Identifier [Axis]: SHEARWATER RESEARCH, INC., Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[16]	0	[12]	$ 0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13],[16]	0
Fair Value, ending balance	[6],[12],[16]	$ 0
Investment, Identifier [Axis]: SIB HOLDINGS, LLC, Common Units
Schedule of Investments [Line Items]
Shares (in shares)		238,095.24	[14],[16],[17]	238,095.24	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	411
Fair Value, ending balance	[6],[16],[17]	411
Investment, Identifier [Axis]: SIB HOLDINGS, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		11,237		11,382
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	11,040
Fair Value, ending balance	[6]	10,934
Investment, Identifier [Axis]: SIB HOLDINGS, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		866	[12]	$ 702
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	681
Fair Value, ending balance	[6],[12]	$ 842
Investment, Identifier [Axis]: SONOBI, INC., Class A Common Units
Schedule of Investments [Line Items]
Shares (in shares)		500,000	[14],[16],[17]	500,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	1,749
Fair Value, ending balance	[6],[16],[17]	2,002
Investment, Identifier [Axis]: SOUTH COAST TERMINALS, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		15,168		17,839
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	17,839
Fair Value, ending balance	[6]	15,168
Investment, Identifier [Axis]: SOUTH COAST TERMINALS, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	$ 0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	$ 0
Investment, Identifier [Axis]: SPECTRUM OF HOPE, LLC, Common units
Schedule of Investments [Line Items]
Shares (in shares)		1,024,067	[14],[16],[17]	1,000,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	1,000
Fair Value, ending balance	[6],[16],[17]	1,088
Investment, Identifier [Axis]: SPECTRUM OF HOPE, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		22,245		$ 22,358
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	21,934
Fair Value, ending balance	[6]	$ 21,600
Investment, Identifier [Axis]: SPOTLIGHT AR, LLC, Common Units
Schedule of Investments [Line Items]
Shares (in shares)		750	[14],[16],[17],[26]	750	[15],[18],[19],[27]
Principal Amount - Debt Investments		$ 0	[16],[17],[26]	$ 0	[18],[19],[27]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19],[27]	972
Fair Value, ending balance	[6],[16],[17],[26]	972
Investment, Identifier [Axis]: SPOTLIGHT AR, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		7,075		7,481
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	7,481
Fair Value, ending balance	[6]	7,075
Investment, Identifier [Axis]: SPOTLIGHT AR, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	$ 0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	$ 0
Investment, Identifier [Axis]: STATINMED, LLC, Class A Preferred Units
Schedule of Investments [Line Items]
Shares (in shares)		4,718.62	[14]	4,718.62	[15]
Principal Amount - Debt Investments		$ 0		$ 0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	3,767
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		(3,767)
Fair Value, ending balance	[6]	$ 0
Investment, Identifier [Axis]: STATINMED, LLC, Class B Preferred Units
Schedule of Investments [Line Items]
Shares (in shares)		39,097.96	[14]	39,097.96	[15]
Principal Amount - Debt Investments		$ 0		$ 0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	0
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		0
Fair Value, ending balance	[6]	0
Investment, Identifier [Axis]: STATINMED, LLC, Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments				122
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	122
Investment, Identifier [Axis]: STATINMED, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		7,561	[24]	$ 7,288
Amount of Interest or Dividends Credited in Income		276
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	7,288
Gross Additions		272
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		(491)
Fair Value, ending balance	[6],[24]	7,069
Investment, Identifier [Axis]: STATinMED, LLC, Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0
Amount of Interest or Dividends Credited in Income		1
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		122
Gross Additions		2
Gross Reductions		(124)
Amount of Realized Gain/(Loss)		1
Amount of Unrealized Gain/(Loss)		(1)
Fair Value, ending balance		$ 0
Investment, Identifier [Axis]: STUDENT RESOURCE CENTER LLC, 10,502,487.46 Preferred Units
Schedule of Investments [Line Items]
Shares (in shares)		10,502,487.46	[14]	10,502,487.46	[15]
Principal Amount - Debt Investments		$ 0		$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	5,845
Fair Value, ending balance	[6]	5,845
Investment, Identifier [Axis]: STUDENT RESOURCE CENTER, LLC, First Lien - Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		8,889		$ 8,889
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	8,720
Fair Value, ending balance	[6]	$ 8,720
Investment, Identifier [Axis]: STUDENT RESOURCE CENTER, LLC, Preferred Units
Schedule of Investments [Line Items]
Shares (in shares)		2,000,000	[14],[16],[17]	2,000,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	0
Fair Value, ending balance	[6],[16],[17]	0
Investment, Identifier [Axis]: SWENSONS DRIVE-IN RESTAURANTS, LLC, First Lien - Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		8,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	7,840
Investment, Identifier [Axis]: SWENSONS DRIVE-IN RESTAURANTS, LLC, First Lien - Term Loan B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		8,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	7,840
Investment, Identifier [Axis]: SWENSONS DRIVE-IN RESTAURANTS, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[12]	0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: SYSTEC CORPORATION (DBA INSPIRE AUTOMATION), First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments				9,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	9,000
Investment, Identifier [Axis]: SYSTEC CORPORATION (DBA INSPIRE AUTOMATION), Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[13]			$ 1,600
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	1,600
Investment, Identifier [Axis]: SYSTEC CORPORATION, First Lien - 1
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		9,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	8,973
Investment, Identifier [Axis]: SYSTEC CORPORATION, First Lien - 2
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		1,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	997
Investment, Identifier [Axis]: SYSTEC CORPORATION, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		2,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	$ 1,994
Investment, Identifier [Axis]: Sonobi, Inc., Class A Common units
Schedule of Investments [Line Items]
Shares (in shares)		500,000
Principal Amount - Debt Investments		$ 0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		1,749
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		253
Fair Value, ending balance		2,002
Investment, Identifier [Axis]: Student Resource Center LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		8,889
Amount of Interest or Dividends Credited in Income		393
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		8,720
Gross Additions		14
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		(14)
Fair Value, ending balance		$ 8,720
Investment, Identifier [Axis]: Student Resource Center LLC, Preferred units 1
Schedule of Investments [Line Items]
Shares (in shares)		10,502,487.46
Principal Amount - Debt Investments		$ 0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		5,845
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		0
Fair Value, ending balance		$ 5,845
Investment, Identifier [Axis]: Student Resource Center LLC, Preferred units 2
Schedule of Investments [Line Items]
Shares (in shares)		2,000,000
Principal Amount - Debt Investments		$ 0
Amount of Interest or Dividends Credited in Income		0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance		0
Gross Additions		0
Gross Reductions		0
Amount of Realized Gain/(Loss)		0
Amount of Unrealized Gain/(Loss)		0
Fair Value, ending balance		$ 0
Investment, Identifier [Axis]: THE PRODUCTO GROUP, LLC, Class A units
Schedule of Investments [Line Items]
Shares (in shares)		1,500,000	[14],[16],[17]	1,500,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	7,833
Fair Value, ending balance	[6],[16],[17]	13,447
Investment, Identifier [Axis]: THE PRODUCTO GROUP, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		17,447		$ 17,655
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	17,655
Fair Value, ending balance	[6]	$ 17,447
Investment, Identifier [Axis]: TRAFERA, LLC (FKA TRINITY 3, LLC), Class A units
Schedule of Investments [Line Items]
Shares (in shares)		896.43	[14],[16],[17]	896.43	[15],[18],[19],[27]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19],[27]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19],[27]	1,509
Fair Value, ending balance	[6],[16],[17]	1,187
Investment, Identifier [Axis]: TRAFERA, LLC (FKA TRINITY 3, LLC), First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		5,725	[22]	5,775	[23]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[23]	5,775
Fair Value, ending balance	[6],[22]	5,725
Investment, Identifier [Axis]: TRAFERA, LLC (FKA TRINITY 3, LLC), Unsecured convertible note
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		75	[16],[17]	$ 92	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	92
Fair Value, ending balance	[6],[16],[17]	$ 75
Investment, Identifier [Axis]: US COURTSCRIPT HOLDINGS, INC., Class D-3 LP Units
Schedule of Investments [Line Items]
Shares (in shares)		1,000,000	[14],[16],[17]	1,000,000	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	1,354
Fair Value, ending balance	[6],[16],[17]	$ 1,137
Investment, Identifier [Axis]: US COURTSCRIPT HOLDINGS, INC., Class D-4 LP Units
Schedule of Investments [Line Items]
Shares (in shares)		211,862.61	[14],[16],[17]	211,862.61	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	278
Fair Value, ending balance	[6],[16],[17]	$ 231
Investment, Identifier [Axis]: US COURTSCRIPT HOLDINGS, INC., Class D-5 LP Units
Schedule of Investments [Line Items]
Shares (in shares)		211,465.87	[14],[16],[17]	211,465.87	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	275
Fair Value, ending balance	[6],[16],[17]	227
Investment, Identifier [Axis]: US COURTSCRIPT HOLDINGS, INC., First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		15,800		16,800
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	16,800
Fair Value, ending balance	[6]	15,800
Investment, Identifier [Axis]: USA DEBUSK, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		11,439		11,498
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	11,498
Fair Value, ending balance	[6]	11,439
Investment, Identifier [Axis]: VERSICARE MANAGEMENT LLC, Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments				2,400
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	2,357
Investment, Identifier [Axis]: VERSICARE MANAGEMENT LLC, First Lien - Term Loan A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		12,200		13,500
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	13,257
Fair Value, ending balance	[6]	12,200
Investment, Identifier [Axis]: VERSICARE MANAGEMENT LLC, First Lien - Term Loan B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		12,200
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6]	12,200
Investment, Identifier [Axis]: VERSICARE MANAGEMENT LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	0
Fair Value, ending balance	[6],[12]	$ 0
Investment, Identifier [Axis]: VISTAR MEDIA INC., Shares of Series A preferred stock
Schedule of Investments [Line Items]
Shares (in shares)		171,617	[14],[16],[17]	171,617	[15],[18],[19]
Principal Amount - Debt Investments		$ 0	[16],[17]	$ 0	[18],[19]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	9,054
Fair Value, ending balance	[6],[16],[17]	8,791
Investment, Identifier [Axis]: VTX HOLDINGS, INC. (DBA VERTEX ONE), Series A Preferred units
Schedule of Investments [Line Items]
Shares (in shares)	[15],[18],[19]			1,597,707
Principal Amount - Debt Investments	[18],[19]			$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[18],[19]	$ 2,694
Investment, Identifier [Axis]: VVTX HOLDINGS, INC. Series A Preferred units
Schedule of Investments [Line Items]
Shares (in shares)	[14],[16],[17]	1,597,707
Principal Amount - Debt Investments	[16],[17]	$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, ending balance	[6],[16],[17]	$ 2,670
Investment, Identifier [Axis]: WALL STREET PREP, INC., Class A-1 Preferred Shares
Schedule of Investments [Line Items]
Shares (in shares)		1,000,000	[14]	1,000,000	[15]
Principal Amount - Debt Investments		$ 0		$ 0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	1,205
Fair Value, ending balance	[6]	1,404
Investment, Identifier [Axis]: WALL STREET PREP, INC., First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		9,377		10,588
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	10,588
Fair Value, ending balance	[6]	9,377
Investment, Identifier [Axis]: WALL STREET PREP, INC., Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: WELL-FOAM, INC., First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		14,631		17,730
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	17,730
Fair Value, ending balance	[6]	14,631
Investment, Identifier [Axis]: WELL-FOAM, INC., Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: WINTER SERVICES OPERATIONS, LLC, Delayed Draw Term Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments	[13]			0
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Investment, Identifier [Axis]: WINTER SERVICES OPERATIONS, LLC, First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		22,734		20,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	20,000
Fair Value, ending balance	[6]	22,552
Investment, Identifier [Axis]: WINTER SERVICES OPERATIONS, LLC, Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		0	[12]	0	[13]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3],[13]	0
Fair Value, ending balance	[6],[12]	0
Investment, Identifier [Axis]: ZENFOLIO INC., First Lien
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		18,839		18,913
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	18,478
Fair Value, ending balance	[6]	18,462
Investment, Identifier [Axis]: ZENFOLIO INC., Revolving Loan
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		2,000		2,000
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	1,954
Fair Value, ending balance	[6]	1,960
Investment, Identifier [Axis]: ZIPS CAR WASH, LLC, Delayed Draw Term Loan - A
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		15,708		15,840
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	15,634
Fair Value, ending balance	[6]	15,645
Investment, Identifier [Axis]: ZIPS CAR WASH, LLC, Delayed Draw Term Loan - B
Schedule of Investments [Line Items]
Principal Amount - Debt Investments		3,937		$ 3,970
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Fair Value, beginning balance	[3]	3,919
Fair Value, ending balance	[6]	$ 3,921

[1] All debt investments are income-producing, unless otherwise noted. Equity investments are non-income producing, unless otherwise noted.

[2] Equity ownership may be held in shares or units of a company that is either wholly owned by the portfolio company or under common control by the same parent company to the portfolio company.

[3] The Company's investment portfolio is comprised entirely of debt and equity securities of privately held companies for which quoted prices falling within the categories of Level 1 and Level 2 inputs are not readily available. Therefore, the Company values all of its portfolio investments at fair value, as determined in good faith by the Board of Directors, using significant unobservable Level 3 inputs. Refer to Note 4 - Fair Value Measurements to our audited consolidated financial statements for further discussion.

[4] All debt investments are income-producing, unless otherwise noted. Equity investments are non-income producing, unless otherwise noted.

[5] Equity ownership may be held in shares or units of a company that is either wholly owned by the portfolio company or under common control by the same parent company to the portfolio company.

[6] The Company's investment portfolio is comprised entirely of debt and equity securities of privately held companies for which quoted prices falling within the categories of Level 1 and Level 2 inputs are not readily available. Therefore, the Company values all of its portfolio investments at fair value, as determined in good faith by the valuation committee comprised of certain officers of the Company (the "Valuation Committee") as the valuation designee of the Board of Directors (the "Valuation Designee") pursuant to Rule 2a-5 under the Investment Company Act of 1940, as amended (the “1940 Act”), using significant unobservable Level 3 inputs. Refer to Note 4 - Fair Value Measurements for further discussion.

[7] Control investments are generally defined by the 1940 Act as investments in which more than 25% of the voting securities are owned. At March 31, 2023, approximately 4.2% of the Company’s investment assets were control investments. The fair value of these investments as a percent of net assets is 8.7%.

[8] Control investments are generally defined by the 1940 Act as investments in which more than 25% of the voting securities are owned. At September 30, 2023, approximately 3.9% of the Company’s investment assets were control investments. The fair value of these investments as a percent of net assets is 8.1%.

[9] Affiliate investments are generally defined by the 1940 Act as investments in which between 5% and 25% of the voting securities are owned and the investments are not classified as control investments. At September 30, 2023, approximately 12.4% of the Company’s investment assets were affiliate investments. The fair value of these investments as a percent of net assets is 25.5%.

[10] The investment is structured as a first lien first out term loan.

[11] The investment is structured as a first lien first out term loan.

[12] The investment has an unfunded commitment as of September 30, 2023. Refer to Note 10 - Commitments and Contingencies for further discussion.

[13] The investment has an unfunded commitment as of March 31, 2023. Refer to Note 11 - Commitments and Contingencies to our audited consolidated financial statements for further discussion.

[14] All of the Company’s investments and the investments of SBIC I (as defined below), unless otherwise noted, are pledged as collateral for the Company’s senior secured credit facility or in support of the SBA-guaranteed debentures to be issued by Capital Southwest SBIC I, LP, the Company's wholly-owned subsidiary that operates as a small business investment company ("SBIC I"), respectively.

[15] All of the Company’s investments and the investments of SBIC I (as defined below), unless otherwise noted, are pledged as collateral for the Company’s senior secured credit facility or in support of the SBA-guaranteed debentures to be issued by Capital Southwest SBIC I, LP, our wholly-owned subsidiary that operates as a small business investment company ("SBIC I"), respectively.

[16] Indicates assets that are not considered "qualifying assets" under Section 55(a) of the 1940 Act. Qualifying assets must represent at least 70% of total assets at the time of acquisition of any additional non-qualifying assets. As of September 30, 2023, approximately 14.9% of the Company's total assets (at fair value) were non-qualifying assets.

[17] Investment is held through a wholly-owned taxable subsidiary.

[18] Indicates assets that are not considered "qualifying assets" under Section 55(a) of the 1940 Act. Qualifying assets must represent at least 70% of total assets at the time of acquisition of any additional non-qualifying assets. As of March 31, 2023, approximately 13.9% of the Company's assets were non-qualifying assets.

[19] Investment is held through a wholly-owned taxable subsidiary.

[20] The investment is structured as a first lien last out term loan.

[21] The investment is structured as a first lien last out term loan.

[22] The investment is structured as a split lien term loan, which provides the Company with a first lien priority on certain assets of the obligor and a second lien priority on different assets of the obligor.

[23] The investment is structured as a split lien term loan, which provides the Company with a first lien priority on certain assets of the obligor and a second lien priority on different assets of the obligor.

[24] Investment is on non-accrual status as of September 30, 2023, meaning the Company has ceased to recognize interest income on the investment.

[25] Investment is on non-accrual status as of March 31, 2023, meaning the Company has ceased to recognize interest income on the investment.

[26] Income producing through dividends or distributions.

[27] Income producing through dividends or distributions.