Income Taxes - Additional Information (Detail) - USD ($)	9 Months Ended	12 Months Ended
	Dec. 31, 2021	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2020
Income Taxes [Line Items]
Income tax provision		$ 54,055,000	$ 62,695,000	$ 53,816,000
Effective income tax rate		28.40%	21.80%	21.00%
Valuation allowance		$ 19,405,000	$ 15,667,000
Excess tax benefits from stock-based awards	$ 12,100,000	10,700,000		$ 14,800,000
Foreign tax credits		14,900,000
Interest and penalties on uncertain tax positions		$ 0	$ 0	$ 0
Earliest Tax Year
Income Taxes [Line Items]
Foreign tax credits carry forwards expiration period			2029
Federal and state research and development credit carry forwards year of expiration		2023
Latest Tax Year
Income Taxes [Line Items]
Foreign tax credits carry forwards expiration period			2032
Federal and state research and development credit carry forwards year of expiration		2041
Foreign
Income Taxes [Line Items]
Net operating loss carry forwards		$ 32,700,000
Federal
Income Taxes [Line Items]
Research and development credit carry forwards		400,000
State
Income Taxes [Line Items]
Research and development credit carry forwards		$ 15,000,000.0