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Computation of Basic and Diluted Net Income (Loss) Per Common Share (Details Textual)
3 Months Ended
Mar. 30, 2013
Mar. 31, 2012
Computation of Basic and Diluted Net Income (Loss) Per Common Share (Additional Textual) [Abstract]    
Common Stock Equivalents from related to Preferred Excluded From Computation Of Diluted Weighted Average Shares Outstanding   1,000,000
Stock Options [Member]
   
Computation of Basic and Diluted Net Income (Loss) Per Common Share (Textual) [Abstract]    
Shares that were excluded from the computation of diluted weighted average shares outstanding 755,013 1,670,524
Restricted stock awards [Member]
   
Computation of Basic and Diluted Net Income (Loss) Per Common Share (Textual) [Abstract]    
Shares that were excluded from the computation of diluted weighted average shares outstanding   10,126
Restricted Stock Units [Member]
   
Computation of Basic and Diluted Net Income (Loss) Per Common Share (Textual) [Abstract]    
Shares that were excluded from the computation of diluted weighted average shares outstanding   90,189