Consolidated Schedule of Investments - Derivative and Foreign Currency Forward Contracts (Parenthetical) € in Thousands, £ in Thousands, kr in Thousands, kr in Thousands, kr in Thousands, SFr in Thousands, $ in Thousands, $ in Thousands, $ in Thousands, $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)	Mar. 31, 2025 DKK (kr)	Mar. 31, 2025 GBP (£)	Mar. 31, 2025 NZD ($)	Mar. 31, 2025 NOK (kr)	Mar. 31, 2025 AUD ($)	Mar. 31, 2025 CAD ($)	Mar. 31, 2025 EUR (€)	Mar. 31, 2025 SEK (kr)	Mar. 31, 2025 CHF (SFr)	Dec. 31, 2024 DKK (kr)	Dec. 31, 2024 GBP (£)	Dec. 31, 2024 NZD ($)	Dec. 31, 2024 NOK (kr)	Dec. 31, 2024 AUD ($)	Dec. 31, 2024 CAD ($)	Dec. 31, 2024 EUR (€)	Dec. 31, 2024 SEK (kr)	Dec. 31, 2024 CHF (SFr)
Interest Rate Swaps
Derivative liabilities	$ (9,749)	$ (12,875)
Forward currency contracts	(39,714)
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (AUD) 1
Foreign Currency Forward Contracts
Notional Amount to be Purchased							$ 80,356									$ 78,475
Notional Amount to be Sold	50,405	49,966
Derivative liabilities	(289)	(1,441)
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (AUD) 2
Foreign Currency Forward Contracts
Notional Amount to be Purchased	51,149	53,704
Notional Amount to be Sold							80,356									78,475
Derivative assets	1,033	5,178
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (AUD) 3
Foreign Currency Forward Contracts
Notional Amount to be Purchased	50,619	50,126
Notional Amount to be Sold							$ 80,643									$ 78,717
Derivative assets	289	1,443
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (CAD) 1
Foreign Currency Forward Contracts
Notional Amount to be Purchased								$ 6,750									$ 6,791
Notional Amount to be Sold	4,709	4,816
Derivative liabilities	(13)	(100)
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (CAD) 2
Foreign Currency Forward Contracts
Notional Amount to be Purchased	4,784	5,041
Notional Amount to be Sold								6,750									6,791
Derivative assets	89	326
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (CAD) 3
Foreign Currency Forward Contracts
Notional Amount to be Purchased	4,664	4,583
Notional Amount to be Sold								$ 6,660									$ 6,460
Derivative assets	12	82
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (CHF) 1
Foreign Currency Forward Contracts
Notional Amount to be Purchased | SFr											SFr 6,869									SFr 6,485
Notional Amount to be Sold	7,788	7,354
Derivative liabilities	(18)	(202)
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (CHF) 2
Foreign Currency Forward Contracts
Notional Amount to be Purchased	7,860	7,736
Notional Amount to be Sold | SFr											6,869									6,485
Derivative assets	90	584
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (CHF) 3
Foreign Currency Forward Contracts
Notional Amount to be Purchased	8,016	7,521
Notional Amount to be Sold | SFr											SFr 7,000									SFr 6,569
Derivative assets	17	204
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (DKK) 1
Foreign Currency Forward Contracts
Notional Amount to be Purchased | kr			kr 8,758									kr 8,429
Notional Amount to be Sold	1,271	1,187
Derivative liabilities	(4)	(17)
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (DKK) 2
Foreign Currency Forward Contracts
Notional Amount to be Purchased	1,241	1,266
Notional Amount to be Sold | kr			8,758									8,429
Derivative assets		95
Derivative liabilities	(27)
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (DKK) 3
Foreign Currency Forward Contracts
Notional Amount to be Purchased	1,280	1,215
Notional Amount to be Sold | kr			kr 8,772									kr 8,580
Derivative assets	3	18
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (EUR) 1
Foreign Currency Forward Contracts
Notional Amount to be Purchased | €									€ 231,661									€ 235,300
Notional Amount to be Sold	250,403	247,195
Derivative liabilities	(259)	(3,598)
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (EUR) 2
Foreign Currency Forward Contracts
Notional Amount to be Purchased	244,258	263,028
Notional Amount to be Sold | €									231,661									235,300
Derivative assets		19,431
Derivative liabilities	(5,885)
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (EUR) 3
Foreign Currency Forward Contracts
Notional Amount to be Purchased	246,931	237,739
Notional Amount to be Sold | €									€ 227,190									€ 225,421
Derivative assets	448	3,408
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (GBP) 1
Foreign Currency Forward Contracts
Notional Amount to be Purchased | £				£ 93,717									£ 90,210
Notional Amount to be Sold	120,919	115,059
Derivative liabilities	(105)	(2,121)
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (GBP) 2
Foreign Currency Forward Contracts
Notional Amount to be Purchased	119,332	119,845
Notional Amount to be Sold | £				93,717									90,210
Derivative assets		6,907
Derivative liabilities	(1,481)
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (GBP) 3
Foreign Currency Forward Contracts
Notional Amount to be Purchased	123,040	111,674
Notional Amount to be Sold | £				£ 95,375									£ 87,646
Derivative assets	98	2,019
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (NOK) 1
Foreign Currency Forward Contracts
Notional Amount to be Purchased | kr						kr 47,039									kr 45,734
Notional Amount to be Sold	4,463	4,098
Derivative assets	3
Derivative liabilities		(76)
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (NOK) 2
Foreign Currency Forward Contracts
Notional Amount to be Purchased	4,219	4,365
Notional Amount to be Sold | kr						47,039									45,734
Derivative assets		343
Derivative liabilities	(247)
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (NOK) 3
Foreign Currency Forward Contracts
Notional Amount to be Purchased	4,466	4,129
Notional Amount to be Sold | kr						kr 47,066									kr 46,087
Derivative assets		77
Derivative liabilities	(3)
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (NZD) 1
Foreign Currency Forward Contracts
Notional Amount to be Purchased					$ 10,366									$ 10,165
Notional Amount to be Sold	5,945	5,881
Derivative liabilities	(72)	(196)
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (NZD) 2
Foreign Currency Forward Contracts
Notional Amount to be Purchased	6,002	6,362
Notional Amount to be Sold					10,366									10,165
Derivative assets	130	676
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (NZD) 3
Foreign Currency Forward Contracts
Notional Amount to be Purchased	6,020	5,881
Notional Amount to be Sold					$ 10,477									$ 10,155
Derivative assets	72	195
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (SEK) 1
Foreign Currency Forward Contracts
Notional Amount to be Purchased | kr										kr 22,446									kr 21,630
Notional Amount to be Sold	2,219	1,971
Derivative assets	14
Derivative liabilities		(17)
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (SEK) 2
Foreign Currency Forward Contracts
Notional Amount to be Purchased	2,055	2,135
Notional Amount to be Sold | kr										22,446									21,630
Derivative assets		181
Derivative liabilities	(178)
Open Forward Foreign Currency Contract, Identifier [Axis]: Foreign currency forward contract (SEK) 3
Foreign Currency Forward Contracts
Notional Amount to be Purchased	2,256	2,007
Notional Amount to be Sold | kr										kr 22,710									kr 21,910
Derivative assets		17
Derivative liabilities	(15)
Interest Rate Swap
Interest Rate Swaps
Forward currency contracts	(1,153)	(5,107)
Foreign Exchange Contract
Foreign Currency Forward Contracts
Total	$ (6,298)	$ 33,416
May 10, 2022 – Series D Notes | Interest Rate Swap
Interest Rate Swaps
Derivative, Fixed Interest Rate	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%
Derivative, Basis Spread on Variable Rate	3.245%	3.245%	3.245%	3.245%	3.245%	3.245%	3.245%	3.245%	3.245%	3.245%	3.245%	3.245%	3.245%	3.245%	3.245%	3.245%	3.245%	3.245%	3.245%	3.245%
Derivative, Notional Amount	$ 100,000	$ 100,000
Derivative liabilities	(638)	(3,178)
Forward currency contracts	$ (638)	$ (3,178)
July 26, 2022 – Series E Notes | Interest Rate Swap
Interest Rate Swaps
Derivative, Fixed Interest Rate	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%	6.00%
Derivative, Basis Spread on Variable Rate	3.382%	3.382%	3.382%	3.382%	3.382%	3.382%	3.382%	3.382%	3.382%	3.382%	3.382%	3.382%	3.382%	3.382%	3.382%	3.382%	3.382%	3.382%	3.382%	3.382%
Derivative, Notional Amount	$ 55,000	$ 55,000
Derivative liabilities	(515)	(1,929)
Forward currency contracts	$ (515)	$ (1,929)