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Shareholders' Equity - (Share Repurchases) (Details) - USD ($) $ / shares in Units, shares in Thousands	1 Months Ended	12 Months Ended
	Nov. 30, 2018	Dec. 29, 2021	Dec. 30, 2020	Dec. 25, 2019	Dec. 26, 2018	Dec. 27, 2017	Dec. 28, 2016
Equity, Class of Treasury Stock [Line Items]
Purchase of treasury stock (in shares)		2,000	1,700
Payments for treasury stock		$ 30,592,000	$ 34,193,000	$ 96,202,000
Stock repurchased during period (in shares)				5,300
Stock repurchased during period				$ 103,000,000
Payments for treasury stock		$ 29,959,000	$ 36,008,000	$ 94,459,000
Treasury Stock
Equity, Class of Treasury Stock [Line Items]
Purchase of treasury stock (in shares)		1,990	1,690	4,879
Payments for treasury stock		$ 30,592,000	$ 34,193,000	$ 96,202,000
Share Repurchase Program 2019
Equity, Class of Treasury Stock [Line Items]
Share repurchase, authorized amount		250,000,000		$ 250,000,000
Remaining shares to be repurchased amount		$ 217,400,000
Share Repurchase Program 2017
Equity, Class of Treasury Stock [Line Items]
Share repurchase, authorized amount						$ 200,000,000
Share Repurchase Program 2016
Equity, Class of Treasury Stock [Line Items]
Share repurchase, authorized amount							$ 100,000,000
Accelerated Share Repurchase 2018
Equity, Class of Treasury Stock [Line Items]
Share repurchase, authorized amount	$ 25,000,000
Purchase of treasury stock (in shares)	1,100			400
Payments for treasury stock				$ 6,800,000
Payments for treasury stock	$ 25,000,000
Volume-weighted average price (in dollars per share)				$ 17.04
Accelerated Share Repurchase 2018 | Treasury Stock
Equity, Class of Treasury Stock [Line Items]
Payments for treasury stock	$ 18,200,000
Accelerated Share Repurchase 2018 | Additional Paid-in Capital
Equity, Class of Treasury Stock [Line Items]
Remaining shares to be repurchased amount					$ 6,800,000

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