Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2012

Share Count And Par Value Data Related To Stockholders' Equity

	As of
	June 30, 2012		December 31, 2011
Preferred Stock
Par value per share	$	0.01	$	0.01
Shares authorized		10,000,000		10,000,000
Shares outstanding		0		0
Common Stock - Class A
Par value per share	$	0.01	$	0.01
Shares authorized		150,000,000		150,000,000
Shares issued		72,151,857		72,151,857
Shares outstanding		51,683,426		52,095,166
Treasury stock
Shares held		20,468,431		20,056,691

Roll Forward Of Class A Common Shares Outstanding

	Six Months Ended
	June 30, 2012			July 2, 2011
Balance at the beginning of the year		52,095,166			55,711,325
Repurchases		(673,863	)		(2,100,000	)
Stock option and ESPP issuances		98,315			409,550
Restricted share issuances		231,243			209,168
Restricted share forfeitures		(5,655	)		(8,445	)
Shares withheld for tax obligations		(61,780	)		(51,460	)
Balance at the end of the period		51,683,426			54,170,138