CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Income Statement [Abstract]
Net sales	$ 242,274	$ 258,400	$ 482,000	$ 493,892
Cost of products sold	167,531	158,424	318,227	307,266
Gross profit	74,743	99,976	163,773	186,626
Selling expenses	26,926	26,867	54,696	51,848
General and administrative expenses	23,363	25,709	49,810	53,152
Research and development expenses	6,102	6,541	12,268	12,442
Amortization of intangibles	7,547	7,508	15,047	14,385
Operating expenses	63,938	66,625	131,821	131,827
Income from operations	10,805	33,351	31,952	54,799
Interest and debt expense	8,352	10,211	16,587	18,836
Investment (income) loss	(610)	88	(819)	(454)
Foreign currency exchange (gain) loss	(792)	1,746	(398)	2,230
Other (income) expense, net	23,806	393	24,484	605
Income (loss) before income tax expense (benefit)	(19,951)	20,913	(7,902)	33,582
Income tax expense (benefit)	(4,908)	5,100	(1,488)	8,494
Net income (loss)	$ (15,043)	$ 15,813	$ (6,414)	$ 25,088
Average basic shares outstanding (in shares)	28,869	28,725	28,852	28,694
Average diluted shares outstanding (in shares)	28,869	29,001	28,852	28,962
Basic income (loss) per share (in dollars per share)	$ (0.52)	$ 0.55	$ (0.22)	$ 0.87
Diluted income (loss) per share (in dollars per share)	(0.52)	0.55	(0.22)	0.87
Dividends declared per common share (in dollars per share)	$ 0.07	$ 0.07	$ 0.07	$ 0.07