CONVERTIBLE SENIOR NOTES AND TERM LOAN - Carrying Amount (Details) - USD ($)	Jun. 30, 2023	Mar. 31, 2023	Aug. 31, 2022
Convertible Debt | Convertible Senior Notes 2024
Debt Instrument [Line Items]
Principal	$ 63,295,000	$ 63,295,000	$ 403,800,000
Unamortized debt discount and issuance costs	(256,000)	(363,000)
Net carrying amount	63,039,000	62,932,000
Convertible Debt | 2028 Notes
Debt Instrument [Line Items]
Principal	201,914,000	201,914,000	$ 201,900,000
Unamortized debt discount and issuance costs	(4,866,000)	(5,093,000)
Net carrying amount	197,048,000	196,821,000
Loans Payable | Term Loan
Debt Instrument [Line Items]
Principal	225,000,000	250,000,000
Unamortized debt discount and issuance costs	(15,466,000)	(18,007,000)
Net carrying amount	$ 209,534,000	$ 231,993,000