Fair Value Measurements - Narrative (Details)	Mar. 31, 2023 USD ($)	Mar. 31, 2022 USD ($)	Jun. 30, 2020 USD ($)	Jun. 17, 2020 USD ($)
Embedded exchange feature
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
10 percent decrease in stock price volatility, fair value	$ 13,500,000
10 percent increase in stock price volatility, fair value	12,900,000
Capped call derivatives
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Derivative asset	31,000,000	$ 54,400,000
10 percent decrease in stock price volatility, fair value	8,600,000
10 percent increase in stock price volatility, fair value	$ 4,500,000
Measurement Input, Stock Price Volatility | Embedded exchange feature
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Derivative liability, measurement input	0.40
Measurement Input, Stock Price Volatility | Capped call derivatives
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Derivative liability, measurement input	0.40
Senior Notes
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Debt instrument, face amount				$ 287,500,000
Fair value of embedded derivative liability	$ 41,300,000	$ 85,700,000
2020 Cash Exchangeable Senior Notes | Senior Notes
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Debt instrument, face amount			$ 287,500,000