Debt - 2023 Activity - Additional Information (Details) $ in Thousands, £ in Millions, $ in Millions			3 Months Ended	9 Months Ended
	Oct. 10, 2023 AUD ($) Facility	May 18, 2023 AUD ($) Facility	Mar. 31, 2023 AUD ($)	Sep. 30, 2023 USD ($)		Sep. 30, 2022 USD ($) Facility	Oct. 04, 2023 GBP (£)	Sep. 30, 2023 GBP (£)	May 18, 2023 USD ($)	Dec. 31, 2022 USD ($)
Debt Instrument [Line Items]
Number of facilities sold | Facility						15
Accelerated amortization debt issue costs									$ 800
Principal amount				$ 10,204,130						$ 10,325,499
Proceeds from sale of facilities						$ 522,000
Australia Transaction [Member]
Debt Instrument [Line Items]
Number of facilities sold | Facility		7
Number of remaining facilities sold | Facility		11
Proceeds from the sale of first tranche prepay.		$ 730
Proceeds from sale of facilities		730	$ 1,200
Australia Transaction [Member] | Subsequent Event [Member]
Debt Instrument [Line Items]
Number of remaining facilities sold | Facility	4
Proceeds from sale of facilities	$ 470
Term Loan [Member]
Debt Instrument [Line Items]
Principal amount				200,000						200,000
Term Loan [Member] | Australia Transaction [Member]
Debt Instrument [Line Items]
Term loan		$ 1,200
2.550% Senior Unsecured Notes due 2023 [Member]
Debt Instrument [Line Items]
Principal amount				$ 439,399	[1]			£ 40		$ 483,320	[1]
Senior unsecured notes, interest rate				2.55%				2.55%		2.55%
Purchase yield average percentage				12.00%				12.00%
Gain on perpayment of Debt				$ 900
2.550% Senior Unsecured Notes due 2023 [Member] | Subsequent Event [Member]
Debt Instrument [Line Items]
Principal amount | £							£ 10
Senior unsecured notes, interest rate							2.55%
Purchase yield average percentage							16.00%

[1] Non-U.S. dollar denominated debt reflects the exchange rates at September 30, 2023 and December 31, 2022.