Notes and Other Debt - Asset-Backed Bridge Loan Facility (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Feb. 03, 2025	Dec. 31, 2024	Feb. 23, 2024
Debt Instrument [Line Items]
Principal amount	$ 6,050,500			$ 5,861,500
Loss on the extinguishment	(8,515)	$ 0
ABS Credit Agreement
Debt Instrument [Line Items]
Loss on the extinguishment	(3,200)
Convertible senior notes - 7.50%, due December 1, 2027
Debt Instrument [Line Items]
Principal amount	0		$ 589,000	275,000
ABS Notes (Class A) - 5.88% due April 1, 2030
Debt Instrument [Line Items]
Principal amount	$ 426,000		426,000	0
Issuance senior notes, stated percentage	5.88%
ABS Notes (Class B) - 6.37% due April 1, 2030
Debt Instrument [Line Items]
Principal amount	$ 65,000		65,000	0
Issuance senior notes, stated percentage	6.37%
ABS Notes (Class C) - 9.0%, due April 1, 2030 (discount is based on imputed interest rate of 6.32%)
Debt Instrument [Line Items]
Principal amount	$ 98,000		$ 98,000	0
Issuance senior notes, stated percentage	9.02%
2028 Secured Notes
Debt Instrument [Line Items]
Issuance senior notes, stated percentage			103.00%
Aggregate principal amount			$ 125,000
Loss on the extinguishment	$ (5,300)
Debt issuance costs, net	4,800
Interest expense	$ 3,700
Revolving Credit Facility | ABS Credit Agreement | Line of Credit
Debt Instrument [Line Items]
Line of credit, maximum borrowing capacity					$ 350,000
Principal amount				$ 275,000