CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 29, 2014	Dec. 28, 2013
Components of comprehensive income, net of tax:
Net income	$ 32,358
Other comprehensive loss	(4,273)
Comprehensive income, net of tax	28,085
Noncontrolling Interest, Increase from Business Combination	(475)
Noncontrolling Interest, Change in Redemption Value	0
Tax detriment associated with stock issued under employee compensation plans	2,943
Issuance of stock under employee compensation plans	34,864
Acquisition of treasury shares	(16,474)
Stock-based compensation	6,659
Stockholder's Equity, Including Noncontrolling Interest and Redeemable Noncontrolling Interest	720,260	664,658
Accumulated (Deficit) Earnings
Components of comprehensive income, net of tax:
Net income	32,232
Stockholder's Equity, Including Noncontrolling Interest and Redeemable Noncontrolling Interest	(233,241)	(265,473)
Accumulated Other Comprehensive Income
Components of comprehensive income, net of tax:
Other comprehensive loss	(4,273)
Stockholder's Equity, Including Noncontrolling Interest and Redeemable Noncontrolling Interest	1,084	5,357
Common Stock
Components of comprehensive income, net of tax:
Issuance of stock under employee compensation plans	11
Stockholder's Equity, Including Noncontrolling Interest and Redeemable Noncontrolling Interest	836	825
Capital in Excess of Par
Components of comprehensive income, net of tax:
Noncontrolling Interest, Change in Redemption Value	(1,473)
Issuance of stock under employee compensation plans	34,853
Acquisition of treasury shares	0
Stock-based compensation	6,659
Stockholder's Equity, Including Noncontrolling Interest and Redeemable Noncontrolling Interest	2,249,137	2,206,155
Treasury Stock
Components of comprehensive income, net of tax:
Acquisition of treasury shares	(16,474)
Stockholder's Equity, Including Noncontrolling Interest and Redeemable Noncontrolling Interest	(1,322,354)	(1,305,880)
Non-controlling Interest
Components of comprehensive income, net of tax:
Net income	126
Other comprehensive loss
Comprehensive income, net of tax	126
Noncontrolling Interest, Increase from Business Combination	(475)
Noncontrolling Interest, Change in Redemption Value	1,473
Stockholder's Equity, Including Noncontrolling Interest and Redeemable Noncontrolling Interest	$ 24,798	$ 23,674