Stockholders' Equity - Schedule of Stock-Based Compensation Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2021
Costs and expenses:
Total share-based compensation	$ 33,458	$ 26,552	$ 22,710
Income tax benefit	(7,641)	(6,221)	(5,415)
Decrease in net income	25,817	20,331	17,295
Cost of Revenue
Costs and expenses:
Total share-based compensation	3,082	2,183	1,991
Research and Development Costs
Costs and expenses:
Total share-based compensation	4,243	4,508	4,036
Selling, General and Administrative
Costs and expenses:
Total share-based compensation	$ 26,133	$ 19,861	$ 16,683