Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Oct. 01, 2021	Sep. 30, 2022	Oct. 01, 2021
Income Statement [Abstract]
Net sales	$ 428,191	$ 388,028	$ 1,322,531	$ 1,113,413
Cost of sales	345,448	313,715	1,077,070	902,723
Gross margin	82,743	74,313	245,461	210,690
Selling, general, and administrative expense	38,958	43,195	122,666	118,031
Research and development expense	7,430	6,354	22,096	19,164
Restructuring expense (income)	484	0	1,560	(378)
Other—net	6,774	3,604	18,575	12,272
Operating profit	29,097	21,160	80,564	61,601
Other non-operating (income)—net	(1,175)	(1,279)	(3,512)	(3,832)
Interest expense—net	5,888	861	14,325	2,480
Income before income taxes	24,384	21,578	69,751	62,953
Income tax expense	4,432	3,422	12,525	10,162
Net income	$ 19,952	$ 18,156	$ 57,226	$ 52,791
Basic earnings per share:
Net income per share of common stock (in dollars per share)	$ 0.97	$ 0.89	$ 2.79	$ 2.59
Diluted earnings per share:
Net income per share of common stock (in dollars per share)	$ 0.96	$ 0.88	$ 2.76	$ 2.56
Weighted-average number of shares of common stock outstanding:
Basic (in shares)	20,526	20,439	20,502	20,414
Diluted (in shares)	20,780	20,657	20,756	20,659