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Summary of Significant Accounting Policies (Detail Textuals 1)
3 Months Ended 9 Months Ended
Sep. 28, 2013
Sep. 28, 2013
Sep. 29, 2012
Unvested Restricted Stock
     
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Anti-dilutive shares excluded from earnings per share calculation 1,996,911 1,996,911 3,597,774
Unvested Share-based Awards
     
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Anti-dilutive shares excluded from earnings per share calculation   5,136,428 4,503,090
Unexpired stock options
     
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Anti-dilutive shares excluded from earnings per share calculation   791,500 905,316
Performance Shares
     
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Anti-dilutive shares excluded from earnings per share calculation   2,348,017