0.5% Convertible Senior Notes and Capped Call - Schedule of Interest Expense (Details) - Convertible Debt - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Total interest expense			$ 3,638	$ 18,508
Convertible Senior Notes Due 2023
Debt Instrument [Line Items]
Amortization of debt discount	$ 0	$ 5,162	0	15,287
Amortization of issuance costs	590	460	1,766	1,345
Contractual interest expense	624	625	$ 1,872	$ 1,876
Total interest expense	$ 1,214	$ 6,247