Income Taxes 1 of 2 (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2021
Income Tax Disclosure [Abstract]
Expected tax at statutory rate	$ 15,640	$ 8,109	$ 2,116
Expected tax rate (percentage)	21.00%	21.00%	21.00%
State income taxes net of federal benefit	$ 2,719	$ 759	$ (450)
Employee benefits	1,757	1,027	287
US Tax on foreign earnings	(190)	(1,161)	(107)
Valuation allowance	(787)	300	84
Other	285	(114)	(545)
Income tax expense	26,046	8,786	970
Current income tax expense (benefit):
United States Federal	7,772	(2,482)	810
State taxes	2,218	571	618
Foreign	16,356	12,666	8,246
Deferred income tax expense (benefit):
United States	(517)	1,139	(5,996)
Foreign	217	(3,108)	(2,708)
Income tax expense	26,046	8,786	970
Effective Income Tax Rate Reconciliation, Tax Credit, Amount	(1,539)	700	700
Investments, Owned, Federal Income Tax Note [Line Items]
United States Federal	$ 7,772	$ (2,482)	$ 810
Expected tax rate (percentage)	21.00%	21.00%	21.00%
Effective Income Tax Rate Reconciliation, Tax Credit, Amount	$ (1,539)	$ 700	$ 700
US Tax on foreign earnings	(190)	(1,161)	(107)
Employee benefits	1,757	1,027	287
Effective Income Tax Rate Reconciliation, Deduction, Employee Stock Ownership Plan Dividend, Amount	1,207	(202)	(67)
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Amount	$ 1,257	$ 845	$ 352
Operating Loss Carryforwards [Line Items]
Expected tax rate (percentage)	21.00%	21.00%	21.00%
Amount accrued for the payment of interest and penalties	$ 68	$ 62	$ 57
Year-End Adjustment
Investments, Owned, Federal Income Tax Note [Line Items]
Tax Adjustments, Settlements, and Unusual Provisions	2,523	0	0
Unremitted Earnings
Investments, Owned, Federal Income Tax Note [Line Items]
Tax Adjustments, Settlements, and Unusual Provisions	720	0	0
Return to Provision
Investments, Owned, Federal Income Tax Note [Line Items]
Tax Adjustments, Settlements, and Unusual Provisions	$ 2,454	$ (77)	$ 0