Accrued Liabilities and Other Non-current Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Mar. 31, 2019
Accrued Liabilities [Abstract]
Accrued payroll	$ 29,966	$ 36,946
Accrued income taxes payable	11,889	12,864
Accrued health insurance	2,018	2,806
Accrued general and product liability costs	3,500	3,500
Deposit Liability, Current	13,507	14,922
Operating Lease, Liability, Current	6,924	0
Other accrued liabilities	25,781	28,266
Accrued liabilities	93,585	99,304
Liability, Other Postretirement Defined Benefit Plan, Noncurrent	1,617	2,022
Standard Product Warranty Accrual, Noncurrent	8,444	9,186
Liability, Defined Benefit Pension Plan, Noncurrent	149,524	127,373
Foreign Currency Contracts, Liability, Fair Value Disclosure	5,254	15,410
Deferred income tax	18,213	20,082
Other Sundry Liabilities, Noncurrent	12,826	9,741
Other non-current liabilities	227,507	183,814
Operating Lease, Liability, Noncurrent	$ 31,629	$ 0