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Defined Benefit Plans (Tables)
3 Months Ended
Mar. 30, 2016
Compensation and Retirement Disclosure [Abstract]  
Components of net periodic benefit cost
The components of net periodic benefit cost were as follows:

 
Quarter Ended
 
March 30, 2016
 
April 1, 2015
 
(In thousands)
Pension Plan:
 
 
 
Service cost
$
105

 
$
95

Interest cost

 
746

Expected return on plan assets

 
(877
)
Amortization of net loss

 
433

Net periodic benefit cost
$
105

 
$
397

 
 
 
 
Other Defined Benefit Plans:
 
 
 
Interest cost
$
23

 
$
27

Amortization of net loss
21

 
20

Net periodic benefit cost
$
44

 
$
47