Other Liabilities (Detail) - USD ($) $ in Thousands	Mar. 31, 2020	Mar. 31, 2019
Other Liabilities Disclosure [Abstract]
Tax Act - Transition Tax	$ 58,630	$ 55,489
Operating lease liabilities	51,215
Pension	40,496	39,924
Warranty	35,759	32,922
Liability for uncertain tax positions	8,080	20,240
Contract liabilities	8,356	6,360
Other	11,280	10,265
Total	$ 213,816	$ 165,200