Stockholders' Equity - Rollforward of Common Stock Outstanding (Details)	3 Months Ended
	Mar. 30, 2014	Mar. 31, 2013
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares outstanding at beginning of the period	57,056,892	56,600,000
Stock issued for employee stock purchase plan, stock options and restricted stock units exercised	400,000	100,000
Shares outstanding at end of the period	57,420,366	56,700,000