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Debt - Schedule of Debt (Details) - Convertible notes - USD ($)	Sep. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2021	Feb. 28, 2020
Debt Instrument [Line Items]
Total net carrying amount	$ 418,042,000		$ 480,546,000
2026 Convertible Notes:
Debt Instrument [Line Items]
Principal	175,000,000	$ 175,000,000	240,000,000		$ 400,000,000
Unamortized debt issuance costs	(2,108,000)		(3,805,000)
Total net carrying amount	172,892,000		236,195,000
2028 Convertible Notes:
Debt Instrument [Line Items]
Principal	250,000,000		250,000,000	$ 250,000,000
Unamortized debt issuance costs	(4,850,000)		(5,649,000)
Total net carrying amount	$ 245,150,000		$ 244,351,000

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