Schedule II - Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands		12 Months Ended
		Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2020
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period		$ 20,789	$ 20,092	$ 20,145
Charged to Costs and Expenses		(2,171)	(2,495)	1,931
Charged to Other Accounts		85	175	730
SEC Schedule, 12-09, Valuation Allowances and Reserves, Business Acquired		774	0	0
Deductions		1,955	1,973	1,254
Balance at End of Period		21,864	20,789	20,092
Allowance for doubtful accounts
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period		5,686	5,056	3,264
Charged to Costs and Expenses		(1,929)	(2,411)	3,115
Charged to Other Accounts		(170)	192	69
SEC Schedule, 12-09, Valuation Allowances and Reserves, Business Acquired		227	0	0
Deductions	[1]	1,955	1,973	1,254
Balance at End of Period		5,717	5,686	5,056
Deferred tax asset valuation allowance
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period		15,103	15,036	16,881
Charged to Costs and Expenses		242	84	(1,184)
Charged to Other Accounts		255	(17)	661
SEC Schedule, 12-09, Valuation Allowances and Reserves, Business Acquired		547	0	0
Deductions		0	0	0
Balance at End of Period		16,147	15,103	15,036
Accrued general and product liability costs, net of insurance recoveries
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period		13,175	11,944	12,686
Charged to Costs and Expenses		6,648	4,634	3,033
Charged to Other Accounts		0	0	0
SEC Schedule, 12-09, Valuation Allowances and Reserves, Business Acquired		0	0	0
Deductions		6,409	3,403	3,775
Balance at End of Period		$ 13,414	$ 13,175	$ 11,944

[1] SCHEDULE II—Valuation and qualifying accounts March 31, 2022, 2021, and 2020 Dollars in thousands   Additions          Description Balance at
Beginning
of Period Charged to Costs and Expenses Charged
to Other
AccountsAcquisition/DivestitureDeductions Balance
at End of
Period Year ended March 31, 2022:        Deducted from asset accounts:       Allowance for doubtful accounts$5,686 $1,929 $(170)$227 $1,955 (1)$5,717 Deferred tax asset valuation allowance15,103 242 255 547 —  16,147 Total$20,789 $2,171 $85 $774 $1,955  $21,864 Reserves on balance sheet:      Accrued general and product liability costs, net of insurance recoveries$13,175 $6,648 $— $— $6,409 (2)$13,414  Year ended March 31, 2021:        Deducted from asset accounts:       Allowance for doubtful accounts$5,056 $2,411 $192 $— $1,973 (1)$5,686 Deferred tax asset valuation allowance15,036 84 (17)— —  15,103 Total$20,092 $2,495 $175 $— $1,973  $20,789 Reserves on balance sheet:      Accrued general and product liability costs, net of insurance recoveries$11,944 $4,634 $— $— $3,403 (2)$13,175  Year ended March 31, 2020:        Deducted from asset accounts:       Allowance for doubtful accounts$3,264 $3,115 $(69)$— $1,254 (1)$5,056 Deferred tax asset valuation allowance16,881 (1,184)(661)— —  15,036 Total$20,145 $1,931 $(730)$— $1,254  $20,092 Reserves on balance sheet:      Accrued general and product liability costs, net of insurance recoveries$12,686 $3,033 $— $— $3,775 (2)$11,944    _________________ (1)Uncollectible accounts written off, net of recoveries (2)Insurance claims and expenses paid