Condensed Consolidated Statements of Earnings - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Net sales	$ 229,948	$ 244,267	$ 693,740	$ 709,827
Cost of sales	153,404	175,837	466,677	498,015
Gross margin	76,544	68,430	227,063	211,812
Operating expenses:
Selling expenses	18,258	16,590	55,125	49,566
Research and development expenses	3,868	2,996	11,113	9,149
General and administrative expenses	10,804	15,219	39,967	41,216
Total operating expenses	32,930	34,805	106,205	99,931
Earnings from operations	43,614	33,625	120,858	111,881
Other expenses, net:
Interest expense, net	6,594	3,642	17,322	5,147
Other expense (income), net	545	(1,102)	(458)	(1,239)
Total other (income) expenses	7,139	2,540	16,864	3,908
Earnings before income tax expense	36,475	31,085	103,994	107,973
Income tax expense	7,400	5,836	22,099	24,012
Net earnings	$ 29,075	$ 25,249	$ 81,895	$ 83,961
Net earnings per common share - basic (in dollars per share)	$ 0.91	$ 0.79	$ 2.55	$ 2.62
Net earnings per common share - diluted (in dollars per share)	$ 0.90	$ 0.78	$ 2.52	$ 2.59