Net Income Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 26, 2020	Sep. 28, 2019	Sep. 26, 2020	Sep. 28, 2019
Earnings Per Share, Basic and Diluted [Abstract]
Net income	$ 161,630	$ 101,514	$ 416,906	$ 329,304
Weighted average common shares used to calculate basic net income per share	273,996	273,329	273,633	273,224
Stock-based awards	6,028	7,337	5,822	7,593
Weighted average common shares used to calculate diluted net income per share (in shares)	280,024	280,666	279,455	280,817
Net income per share - basic (usd per share)	$ 0.59	$ 0.37	$ 1.52	$ 1.21
Net income per share - diluted (usd per share)	$ 0.58	$ 0.36	$ 1.49	$ 1.17