Supplemental Stockholders' Equity Information - Summary of Stockholders' Equity (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 25, 2012
Changes in stockholders' equity [Roll Forward]
Total stockholders' equity, period start	$ 635,811	$ 509,509
Net income/(loss)	2,889	42,077
Other comprehensive income, net of tax	2,798	398
Effect of issuance of shares	1,289	(26)
Stock-based compensation	3,547	3,973
Total stockholders' equity, period end	646,334	555,931
Parent [Member]
Changes in stockholders' equity [Roll Forward]
Total stockholders' equity, period start	632,500	506,360
Net income/(loss)	3,138	42,130
Other comprehensive income, net of tax	2,798	398
Effect of issuance of shares	1,289	(26)
Stock-based compensation	3,547	3,973
Total stockholders' equity, period end	643,272	552,835
Noncontrolling Interest [Member]
Changes in stockholders' equity [Roll Forward]
Total stockholders' equity, period start	3,311	3,149
Net income/(loss)	(249)	(53)
Other comprehensive income, net of tax	0	0
Effect of issuance of shares	0	0
Stock-based compensation	0	0
Total stockholders' equity, period end	$ 3,062	$ 3,096