XML 29 R12.htm IDEA: XBRL DOCUMENT v3.5.0.2
Note 7 - Employee Benefit Plans
 6 Months Ended
Jun. 30, 2016
Notes to Financial Statements  
Pension and Other Postretirement Benefits Disclosure [Text Block]
Note 7.
   
Employee Benefit Plans
 
We sponsor defined benefit pension plans covering substantially all U.S. employees.  Net periodic pension cost for the plans consisted of the following for the three and six months ended June 30, 2016 and 2015 (in thousands):
 
 
   
Three Months Ended
June 30,
  
   
2016
    
2015
  
Service cost
   $ 1,077     $ 1,054  
Interest cost
     1,307       1,206  
Expected return on plan assets
     (1,325
)
     (1,345
)
Amortization of prior service cost
     (84
)
     (84
)
Amortization of net (gain) loss
     1,093       1,065  
Net periodic pension cost
   $ 2,068     $ 1,896  
 
 
   
Six Months Ended
June 30,
  
   
2016
    
2015
  
Service cost
   $ 2,154     $ 2,108  
Interest cost
     2,614       2,412  
Expected return on plan assets
     (2,650
)
     (2,691
)
Amortization of prior service cost
     (168
)
     (169
)
Amortization of net (gain) loss
     2,186       2,130  
Net periodic pension cost
   $ 4,136     $ 3,790  
 
 
We contributed approximately $2.6 million in shares of our common stock and cash to our defined benefit plans in February 2016, and $6.1 million in shares of our common stock in July 2016, with no additional contributions anticipated in 2016. We expect to contribute approximately $0.4 million to our unfunded supplemental executive retirement plan during 2016.