Stock-Based Compensation - Accounting for stock based compensation (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 28, 2024	Dec. 30, 2023	Dec. 31, 2022
Stock-Based Compensation
Stock-based compensation cost	$ 61,503	$ 48,208	$ 60,510
Income tax benefit	(8,557)	(6,230)	(5,980)
Total	52,946	41,978	54,530
Total unrecognized compensation costs related to awards	$ 104,300
Weighted-average period of recognition of unrecognized compensation costs	2 years
Cost of revenues
Stock-Based Compensation
Stock-based compensation cost	$ 1,678	906	1,152
Research and development
Stock-Based Compensation
Stock-based compensation cost	40,393	35,491	32,860
Selling, general and administrative
Stock-Based Compensation
Stock-based compensation cost	19,431	11,812	$ 26,498
Expenses attributable to modification of equity awards	$ 600	$ 600

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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