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Borrowings - Convertible Notes (Narrative) (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended
	Feb. 28, 2025	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024	Nov. 30, 2022
Debt Instrument [Line Items]
Proceeds from issuance of convertible notes		$ 690,000	$ 0
Principal – 2026 Notes
Debt Instrument [Line Items]
Debt outstanding		558,000
Convertible Debt
Debt Instrument [Line Items]
Debt outstanding		2,200,000
Convertible Debt \| 2026, 2027 and 2030 Notes
Debt Instrument [Line Items]
Interest expense related to amortization of debt		$ 5,900	$ 6,000
Convertible Debt \| Principal – 2030 Notes
Debt Instrument [Line Items]
Debt face amount	$ 690,000
Stated interest rates		0.00%
Proceeds from issuance of convertible notes	$ 677,000
Debt outstanding		$ 690,000		$ 0	$ 690,000
Debt instrument, fair value		$ 624,000
Convertible Debt \| Principal – 2027 Notes
Debt Instrument [Line Items]
Stated interest rates		2.00%
Debt outstanding		$ 1,000,000		1,000,000
Debt instrument, fair value		$ 1,000,000		1,000,000
Redemption price percentage		100.00%
Convertible Debt \| Principal – 2026 Notes
Debt Instrument [Line Items]
Stated interest rates		0.00%
Debt outstanding		$ 557,724		1,245,232
Debt instrument, fair value		$ 518,000		$ 1,100,000