Share Repurchase (Details) (USD $)	6 Months Ended
	Jun. 25, 2014
Share Repurchase [Abstract]
Additional number of shares approved under stock repurchase program (in shares)	10,000,000
Purchase of treasury stock (in shares)	3,644,000
Purchase of treasury stock	$ 23,990,000
Number of accumulated shares repurchased (in shares)	4,400,000
Value of shares repurchased	$ 29,000,000
Remaining number of shares approved under stock repurchase program (in shares)	5,600,000