Debt - Convertible Debt (Details)	12 Months Ended
	Mar. 31, 2024 USD ($) $ / shares
Debt Instrument [Line Items]
Share price (in dollars per share)	$ 89.71
Value if converted above par | $	$ 1,000
2015 Senior Convertible Debt
Debt Instrument [Line Items]
Threshold percentage of stock price trigger	130.00%
2017 Senior Convertible Debt
Debt Instrument [Line Items]
Threshold percentage of stock price trigger	130.00%
Senior Convertible Debt | 2015 Senior Convertible Debt
Debt Instrument [Line Items]
Conversion Rate	34.7329
Approximate Conversion Price (in dollars per share)	$ 28.79
Incremental Share Factor	17.3682
Maximum Conversion Rate	48.6252
Conversion rate, adjusted based on closing stock price	46.5270
Value if converted above par | $	$ 21,400,000
Senior Convertible Debt | 2017 Senior Convertible Debt
Debt Instrument [Line Items]
Conversion Rate	22.2722
Approximate Conversion Price (in dollars per share)	$ 44.90
Incremental Share Factor	11.1369
Maximum Conversion Rate	31.7380
Conversion rate, adjusted based on closing stock price	27.8352
Value if converted above par | $	$ 56,900,000
Senior Convertible Debt | 2020 Senior Convertible Debt
Debt Instrument [Line Items]
Conversion Rate	10.9310
Approximate Conversion Price (in dollars per share)	$ 91.48
Incremental Share Factor	0
Maximum Conversion Rate	15.3034
Common Stock
Debt Instrument [Line Items]
Share price (in dollars per share)	$ 89.71