Annual report pursuant to Section 13 and 15(d)

Deferred Compensation (Narrative) (Details)

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Deferred Compensation (Narrative) (Details) (Former Officers [Member], USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 29, 2012
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]  
Minimum period of deferred compensation benefits (years) 10 years
Minimum deferred compensation benefit age (years) 65 years
Estimate of Fair Value, Fair Value Disclosure [Member]
 
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]  
Present value of vested future deferred compensation payments 335