v2.4.0.6
Net Income (Loss) Per Share (Details Textual) (USD $)
3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended
Sep. 29, 2012
Option and Warrant [Member]
Sep. 29, 2012
Option and Warrant [Member]
Sep. 24, 2011
Options [Member]
Sep. 24, 2011
Options [Member]
Net Income (Loss) Per Share (Textual) [Abstract]        
Purchase shares of common stock 221,000 193,000 679,875 679,875
Common stock exercise price, minimum $ 1.51 $ 1.81 $ 1.17 $ 1.17
Common stock exercise price, maximum $ 7.37 $ 7.37 $ 7.37 $ 7.37