Results of Operations Reportable Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 27, 2025	Jun. 28, 2024	Jun. 27, 2025	Jun. 28, 2024
Segment Reporting Information [Line Items]
Revenue	$ 241,049	$ 235,864	$ 474,415	$ 466,780
Cost of revenue	134,303	132,175	263,315	262,675
Amortization of purchased intangible assets	4,220	3,685	7,781	7,377
Gross profit	106,746	103,689	211,100	204,105
Research and development and engineering	25,289	23,731	48,527	46,977
Selling, general and administrative	47,103	44,793	92,699	88,323
Amortization of purchased intangible assets	6,871	6,907	12,425	12,657
Restructuring, acquisition, and related costs	12,572	2,543	10,117	4,826
Interest income (expense), net	(5,815)	(8,266)	(11,459)	(16,520)
Other income (expense), net	(563)	(55)	(554)	(171)
Income before income taxes	5,789	17,130	32,207	34,046
Operating Segments
Segment Reporting Information [Line Items]
Revenue	241,049	235,864	474,415	466,780
Gross profit	107,720	104,332	213,066	206,056
Segment operating income	33,499	39,668	79,017	79,617
Operating Segments | Automation Enabling Technologies
Segment Reporting Information [Line Items]
Revenue	121,672	116,729	244,839	234,118
Cost of revenue	62,136	60,168	124,559	120,485
Amortization of purchased intangible assets	1,330	1,566	2,689	3,136
Gross profit	58,206	54,995	117,591	110,497
Research and development and engineering	9,269	9,977	18,708	19,974
Selling, general and administrative	18,331	18,893	37,489	37,388
Amortization of purchased intangible assets	2,347	2,796	4,755	5,597
Restructuring, acquisition, and related costs	1,385	1,810	(1,724)	2,089
Segment operating income	26,874	21,519	58,363	45,449
Income before income taxes	26,874	21,519	58,363	45,449
Operating Segments | Medical Solutions
Segment Reporting Information [Line Items]
Revenue	119,377	119,135	229,576	232,662
Cost of revenue	66,973	67,679	129,009	132,862
Amortization of purchased intangible assets	2,890	2,119	5,092	4,241
Gross profit	49,514	49,337	95,475	95,559
Research and development and engineering	16,169	13,901	30,125	27,167
Selling, general and administrative	15,064	12,815	29,794	26,437
Amortization of purchased intangible assets	4,524	4,111	7,670	7,060
Restructuring, acquisition, and related costs	7,132	361	7,232	727
Segment operating income	6,625	18,149	20,654	34,168
Income before income taxes	6,625	18,149	20,654	34,168
Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment
Segment Reporting Information [Line Items]
Unallocated costs	(18,588)	(13,953)	(31,685)	(28,295)
Interest income (expense), net	(5,815)	(8,266)	(11,459)	(16,520)
Other income (expense), net	$ (3,307)	$ (319)	$ (3,666)	$ (756)