Consolidated Balance Sheets (Parenthetical) (USD $)	Mar. 31, 2013	Dec. 30, 2012
Preferred Stock, Par Value Per Share	$ 0.001	$ 0.001
Preferred Stock, Shares Authorized	10,000,000	10,000,000
Preferred Stock, Shares Issued	0	0
Preferred Stock, Shares Outstanding	0	0
Common Stock, Par or Stated Value Per Share	$ 0.001	$ 0.001
Common Stock, Shares Authorized	367,500,000	367,500,000
Common Stock, Shares, Issued	125,804,792	123,315,990
Common Stock, Shares, Outstanding	120,812,930	119,234,280
Treasury Stock, Shares	4,991,862	4,081,710