CONVERTIBLE SENIOR NOTES AND TERM LOAN - Interest Expense (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Debt Instrument [Line Items]
Amortization of debt discount and issuance costs	$ 1,109	$ 831
Convertible Senior Notes 2024 | Convertible Debt
Debt Instrument [Line Items]
Contractual interest expense	79	625
Amortization of debt discount and issuance costs	107	831
Total interest expense	186	$ 1,456
Term Loan | Loans Payable
Debt Instrument [Line Items]
Contractual interest expense	6,879
Amortization of debt discount and issuance costs	775
Total interest expense	7,654
2028 Notes | Convertible Debt
Debt Instrument [Line Items]
Contractual interest expense	2,014
Amortization of debt discount and issuance costs	227
Total interest expense	$ 2,241