INDEBTEDNESS - Net Carrying Amount of Convertible Notes (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Principal Outstanding	$ 4,150,000
Unamortized Debt Issuance Costs	(27,347)
Net Carrying Value	4,122,653
Convertible Debt
Debt Instrument [Line Items]
Principal Outstanding		$ 4,150,000
Unamortized Debt Issuance Costs		(29,909)
Net Carrying Value		4,120,091
2031 Senior Notes \| Senior Notes
Debt Instrument [Line Items]
Principal Outstanding	1,000,000	1,000,000
Unamortized Debt Issuance Costs	(10,085)	(10,433)
Net Carrying Value	989,915	989,567
2026 Senior Notes \| Senior Notes
Debt Instrument [Line Items]
Principal Outstanding	1,000,000	1,000,000
Unamortized Debt Issuance Costs	(6,095)	(6,792)
Net Carrying Value	993,905	993,208
2027 Convertible Notes \| Convertible Debt
Debt Instrument [Line Items]
Principal Outstanding	575,000	575,000
Unamortized Debt Issuance Costs	(4,803)	(5,135)
Net Carrying Value	570,197	569,865
2026 Convertible Notes \| Convertible Debt
Debt Instrument [Line Items]
Principal Outstanding	575,000	575,000
Unamortized Debt Issuance Costs	(3,561)	(3,986)
Net Carrying Value	571,439	571,014
2025 Convertible Notes \| Convertible Debt
Debt Instrument [Line Items]
Principal Outstanding	1,000,000	1,000,000
Unamortized Debt Issuance Costs	(2,803)	(3,563)
Net Carrying Value	$ 997,197	$ 996,437

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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