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Stock-Based Compensation (Tables)
3 Months Ended
Mar. 30, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Stock Options Roll Forward [Table Text Block]
 
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
 
Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]