Accrued Expenses (Detail) - USD ($) $ in Thousands	Mar. 31, 2018	Mar. 31, 2017
Payables and Accruals [Abstract]
Payroll and benefits	$ 50,053	$ 56,295
Accrued selling expenses	34,831	34,561
Warranty	22,637	20,595
Income taxes payable	19,696	13,708
Freight	15,810	14,583
VAT and other non-income taxes	13,155	11,380
Deferred income	9,387	10,661
Tax Act - Transition Tax	7,800	0
Legal proceedings	6,762	6,315
Restructuring	2,909	2,812
Legal proceedings	2,326	25,551
Pension	1,657	1,222
Other	27,095	28,827
Total	$ 214,118	$ 226,510