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Employee Benefit Plans (Tables)
 3 Months Ended
Mar. 30, 2013
Defined Contribution Pension and Other Postretirement Plans Disclosure [Abstract]  
Schedule of Net Benefit Costs [Table Text Block]
Components of net periodic benefit cost (credit) for all postretirement plans are summarized as follows:
 
Three Months Ended
 
March 30,
2013
 
March 31,
2012
Service cost
$
2

 
$
2

Interest cost
6

 
6

Amortization of prior service credits
(22
)
 
(22
)
Recognized net actuarial gains
(10
)
 
(10
)
Net periodic benefit cost (credit)
$
(24
)
 
$
(24
)