The Company and a Summary of Its Significant Accounting Policies - Summary of Contract Assets and Liabilities (Detail) - USD ($) $ in Thousands	Mar. 31, 2022	Mar. 31, 2021
Accounting Policies [Abstract]
Unbilled accounts receivable	$ 103,045	$ 70,785
Collections in excess of revenues and deferred revenues	148,906	216,594
Deferred revenues, long-term portion	$ 90,151	$ 84,654