Borrowings - Interest Expense (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]
Borrowing interest expense	$ 412,127	$ 278,356	$ 1,233,921	$ 512,340
Facility unused fees	17,039	6,542	40,905	21,946
Accretion of original issue discount	6,092	4,989	18,114	13,318
Amortization of financing costs and debt issuance costs	9,268	7,192	25,678	20,066
Total interest expense	444,235	294,772	1,319,057	566,332
Cash paid for interest expense	466,808	43,572	1,429,853	405,828
Interest rate swaps
Debt Instrument [Line Items]
Gain (loss) on hedging activity	(2,953)	(167,469)	21,013	(263,674)
Hedge
Debt Instrument [Line Items]
Gain (loss) on hedging activity	$ 2,662	$ 165,162	$ (20,574)	$ 262,336