Condensed Consolidated Statements of Net Earnings (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2023	Oct. 01, 2022	Sep. 30, 2023	Oct. 01, 2022
Net sales	$ 407,475	$ 439,842	$ 706,139	$ 705,035
Costs and expenses:
Cost of product sold	349,357	398,063	592,732	640,413
Selling, general and administrative	21,031	20,480	40,880	38,722
Plant restructuring	9	52	149	108
Other operating income, net	(1,346)	(589)	(1,543)	(2,640)
Total costs and expenses	369,051	418,006	632,218	676,603
Operating income	38,424	21,836	73,921	28,432
Other income and expenses:
Other non-operating income	(1,338)	(1,527)	(2,675)	(3,053)
Interest expense, net	7,185	2,370	13,758	3,760
Earnings before income taxes	32,577	20,993	62,838	27,725
Income taxes	7,798	4,862	14,948	6,491
Net earnings	$ 24,779	$ 16,131	$ 47,890	$ 21,234
Earnings per share:
Basic (in dollars per share)	$ 3.32	$ 2.05	$ 6.36	$ 2.64
Diluted (in dollars per share)	$ 3.29	$ 2.03	$ 6.3	$ 2.62
Weighted average common shares outstanding:
Basic (in shares)	7,445	7,836	7,521	7,995
Diluted (in shares)	7,515	7,906	7,591	8,065