Exchangeable Senior Notes - Repurchase of Debt (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Total consideration paid for repurchase	$ 5,500,290	$ 2,014,730	$ 1,977,805
Exchangeable Senior Notes
Debt Instrument [Line Items]
Principal amount repurchased	0	575,000	0
Extinguishment of liability component	0	575,000	0
Reacquisition of equity component	0	0	0
Total consideration paid for repurchase	0	575,000	0
Extinguishment of liability component	0	(575,000)	0
Discount on exchangeable senior notes	0	0	0
Related debt issuance costs	0	0	0
Gain/(loss) on repurchase	$ 0	$ 0	$ 0