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Borrowings - Unsecured Notes (Details) - USD ($) $ in Thousands					3 Months Ended		9 Months Ended
	Feb. 05, 2024	Jun. 15, 2022	Jan. 29, 2021	Apr. 30, 2019	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024	Sep. 26, 2024	Sep. 23, 2024	Mar. 22, 2024	Feb. 01, 2024	Nov. 13, 2023
Debt Instrument [Line Items]
Face amount					$ 196,205		$ 196,205
Amortization of financing costs							6,866	$ 7,502
Unsecured notes outstanding balance					990,999		990,999		$ 978,503
Notional amount					600,000		600,000		600,000
Total net derivatives									5,013
Derivative liability, subject to a master netting arrangement					13,460		13,460		3,230
Fair Value Hedging | Designated as Hedging Instrument
Debt Instrument [Line Items]
Notional amount					600,000		600,000		600,000
Total net derivatives					(5,013)		(5,013)		$ 7,423
Unsecured Notes
Debt Instrument [Line Items]
Interest expense					16,385	$ 12,277	47,979	33,765
Amortization of financing costs					827	526	2,440	1,539
Amortization of discount					$ 314	$ 165	$ 932	$ 422
Weighted average interest rate					6.50%	6.70%	6.50%	6.50%
Effective interest rate					7.10%	7.30%	6.90%	7.00%
Average debt outstanding					$ 990,000	$ 706,304	$ 990,000	$ 676,414
Unsecured Notes | Minimum
Debt Instrument [Line Items]
Face amount					$ 150,000		$ 150,000
2019A Unsecured Notes | Unsecured Notes
Debt Instrument [Line Items]
Face amount				$ 116,500
Term of debt				5 years
Repayment of long-term debt	$ 116,500
Stated interest rate				5.494%
2021A Unsecured Notes | Unsecured Notes
Debt Instrument [Line Items]
Face amount			$ 200,000
Term of debt			5 years
Stated interest rate			3.875%
2022A Unsecured Notes | Unsecured Notes
Debt Instrument [Line Items]
Face amount		$ 75,000
Term of debt		5 years
Stated interest rate		5.90%
8.25% Notes due 2028 | Unsecured Notes
Debt Instrument [Line Items]
Face amount														$ 115,000
Stated interest rate					8.25%		8.25%							8.25%
6.875% Notes due 2029 And 6.200% Notes due 2027 | Unsecured Notes
Debt Instrument [Line Items]
Derivative asset, subject to a master netting arrangement					$ 13,460		$ 13,460
6.875% Notes due 2029 | Unsecured Notes
Debt Instrument [Line Items]
Face amount													$ 300,000
Stated interest rate					6.875%		6.875%						6.875%
Derivative fixed interest rate					6.875%		6.875%					6.875%
Derivative floating interest rate												2.8183%
Notional amount												$ 300,000
6.200% Notes due 2027 | Unsecured Notes
Debt Instrument [Line Items]
Face amount										$ 300,000
Stated interest rate					6.20%		6.20%			6.20%
Derivative fixed interest rate					6.20%		6.20%				6.20%
Derivative floating interest rate											2.882%
Notional amount											$ 300,000

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