Net Interest Expense, Net (Detail) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2019
Interest Income (Expense), Net [Abstract]
Interest Income	$ (66)	$ (34)	$ (123)
Interest Expense	40,624	36,956	27,329
Other Expenses	3,862	1,499	1,168
Interest Expense, net	$ 44,420	$ 38,421	$ 28,374