Segment Information - Revenues by Geographic Area (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023
Segment Reporting Information [Line Items]
Total revenues	$ 1,123,767	$ 1,128,539	$ 3,372,489	$ 3,133,745
U.S. Customers [Member]
Segment Reporting Information [Line Items]
Total revenues	774,383	769,135	2,327,663	2,239,718
Non U.S. Customers [Member]
Segment Reporting Information [Line Items]
Total revenues	$ 349,384	$ 359,404	$ 1,044,826	$ 894,027