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Defined Benefit Pension Plans (Tables)
9 Months Ended
Sep. 30, 2016
Defined Benefit Pension Plans and Defined Benefit Postretirement Plans Disclosure [Abstract]  
Schedule of Net Benefit Costs [Table Text Block]
The following table summarizes the components of net periodic pension cost recorded for the Company’s defined benefit pension plans (in thousands):
 
 
 
Three Months Ended
 
Nine Months Ended
 
 
 
September 30,
2016
 
October 2,
2015
 
September 30,
2016
 
October 2,
2015
 
Service cost
 
$
155
 
$
108
 
$
466
 
$
322
 
Interest cost
 
 
19
 
 
19
 
 
54
 
 
57
 
Expected return on plan assets
 
 
(24)
 
 
(22)
 
 
(69)
 
 
(64)
 
Net amortization of transitional obligation (a)
 
 
3
 
 
3
 
 
10
 
 
8
 
Actuarial loss recognized in current period (a)
 
 
24
 
 
11
 
 
70
 
 
36
 
Total
 
$
177
 
$
119
 
$
531
 
$
359
 
 
(a) Amounts reclassified from accumulated other comprehensive loss.