NET INCOME PER SHARE - Schedule of Computation of Basic and Diluted Net Income Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Numerator:
Net income	$ 438,936	$ 397,362	$ 145,449
Convertible senior notes interest and financing costs, net of tax	2,573	2,629	177
Adjusted net income	$ 441,509	$ 399,991	$ 145,626
Denominator:
Weighted average common shares outstanding (in shares)	136,376	135,349	134,025
Employee stock-based awards (in shares)	1,782	3,407	4,918
Weighted average common shares outstanding for diluted calculation (in shares)	143,290	144,390	142,878
Basic and diluted net income per share
Net income per share, basic (in USD per share)	$ 3.22	$ 2.94	$ 1.09
Net income per share, diluted (in USD per share)	$ 3.08	$ 2.77	$ 1.02
Notes due 2024
Denominator:
Warrants (in shares)	0	0	647
Notes due 2025
Denominator:
Warrants (in shares)	419	659	691
Convertible Notes | Notes due 2023
Denominator:
Notes due (in shares)	638	900	900
Convertible Notes | Notes due 2024
Denominator:
Notes due (in shares)	0	0	768
Convertible Notes | Notes due 2025
Denominator:
Notes due (in shares)	0	0	929
Convertible Notes | Notes due 2026
Denominator:
Notes due (in shares)	2,057	2,057	0
Convertible Notes | Notes due 2028
Denominator:
Notes due (in shares)	2,018	2,018	0