Stockholders' Equity - Rollforward of Common Stock Outstanding (Details)	0 Months Ended	9 Months Ended
	Feb. 11, 2011	Sep. 30, 2012	Sep. 25, 2011
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares outstanding at beginning of the period		32,421,135	18,600,000
Stock issued for employee stock purchase plan, stock options and restricted stock units		100,000	400,000
Common stock issued for acquisitions		4,000,000	10,400,000
Redemption of Series B Convertible Preferred Stock		0	100,000
Common stock issued for cash	4,900,000	20,000,000	4,900,000
Shares outstanding at end of the period		56,554,000	34,400,000