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Net Income (Loss) Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 24, 2020	Jun. 26, 2019	Jun. 24, 2020	Jun. 26, 2019
Earnings Per Share [Abstract]
Net income (loss)	$ (22,965)	$ 34,239	$ (13,952)	$ 49,729
Weighted average shares outstanding - basic (in shares)	55,686	60,290	55,993	60,970
Effect of dilutive share-based compensation awards (in shares)	0	1,792	0	1,967
Weighted average shares outstanding - diluted (in shares)	55,686	62,082	55,993	62,937
Basic net income (loss) per share (in dollars per share)	$ (0.41)	$ 0.57	$ (0.25)	$ 0.82
Diluted net income (loss) per share (in dollars per share)	$ (0.41)	$ 0.55	$ (0.25)	$ 0.79
Antidilutive share-based compensation awards (in shares)	3,493	630	3,493	630

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