Segment Reporting - consolidated operating results including significant segment expenses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 28, 2024	Dec. 30, 2023	Dec. 31, 2022
Segment Reporting Information [Line Items]
Amortization of Intangible Assets	$ 49,437	$ 54,822	$ 55,284
Operating Income (Loss)	187,103	116,078	236,714
Interest Income (Expense), Nonoperating	33,489	20,356	5,011
Other Nonoperating Income (Expense)	(145)	(3,852)	(141)
Income Tax Expense (Benefit)	18,777	11,423	18,250
Net Income (Loss)	201,670	121,159	223,334
Single Reportable Segment (member)
Segment Reporting Information [Line Items]
Revenues	987,321	815,868	1,005,183
Restructuring expenses (1)	23,077	10,599
Litigation expenses (3)	27	11,337	3,935
Merger and acquisitions related expenses (2)	7,652	2,607	5,761
Cost of revenue (excluding 1 & 2)	457,855	388,429	465,883
Research and development (excluding 1 & 2)	109,572	103,656	105,648
Sales and marketing (excluding 1 & 2)	75,911	61,604	65,558
General and administrative (excluding 1, 2 & 3)	76,687	66,736	66,400
Amortization of Intangible Assets	49,437	54,822	55,284
Operating Income (Loss)	187,103	116,078	236,714
Interest Income (Expense), Nonoperating	33,489	20,356	5,011
Other Nonoperating Income (Expense)	(145)	(3,852)	(141)
Income Tax Expense (Benefit)	$ 18,777	$ 11,423	$ 18,250