XML 34 R24.htm IDEA: XBRL DOCUMENT v3.7.0.1
9. Employee Benefits (Tables)
3 Months Ended
Mar. 31, 2017
Employee Benefits  
Net periodic cost (benefit)
    Three Months Ended  
    March 30,  
    2017     2016  
    (In thousands)  
Components of net periodic cost (benefit)                
Service cost   $     $  
Interest cost     214       221  
Expected return on assets     (287 )     (300 )
Amortization of transition (asset)/obligation            
Amortization of net (gain) / loss     101       138  
Net periodic cost (benefit)   $ 28     $ 59