Debt and Foreign Currency Transactions and Translations - Summary of Average and Maximum Debt Outstanding and Interest and Debt Issuance Cost (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Debt Instrument [Line Items]
Average debt outstanding		$ 2,048,042	$ 1,965,705	$ 2,069,145	$ 1,195,556
Maximum amount of debt outstanding		$ 2,745,659	$ 2,202,477	$ 2,745,659	$ 2,202,477
Weighted average annualized interest cost	[1]	7.53%	4.34%	7.16%	3.99%
Annualized amortized debt issuance cost		0.26%	0.24%	0.26%	0.31%
Total annualized interest cost		7.79%	4.58%	7.42%	4.30%
Average 1-month SOFR Rate
Debt Instrument [Line Items]
Average 1-month SOFR rate		5.20%	2.60%	4.90%	1.70%

[1] Includes the stated interest expense and commitment fees on the unused portion of the Senior Secured Facility and SPV Financing Facilities, and net interest on interest rate swaps entered into qualifying hedge accounting relationships . Commitment fees for the three and nine months ended September 30, 2023 were $2,066 and $6,039, respectively. Commitment fees for the three and nine months ended September 30, 2022 were $1,827 and $5,271, respectively.