Debt and Foreign Currency Transactions and Translations - Summarizes Average and Maximum Debt Outstanding and Interest and Debt Issuance Cost (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Debt Instrument [Line Items]
Average debt outstanding (in millions)		$ 1,439,084	$ 1,466,636	$ 1,404,912	$ 1,459,102
Maximum amount of debt outstanding		$ 1,511,548	$ 1,482,511	$ 1,511,548	$ 1,484,362
Weighted average annualized interest cost	[1]	7.05%	6.62%	7.05%	6.54%
Annualized amortized debt issuance cost		0.44%	0.41%	0.50%	0.40%
Total annualized interest cost		7.49%	7.04%	7.55%	6.94%

[1] Includes the stated interest expense and commitment fees on the unused portion of the Senior Secured Facility. Commitment fees for the three and six months ended June 30, 2024 were $958 and $1,997, respectively. Commitment fees for the three and six months ended June 30, 2023 were $625 and $1,295, respectively.