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Retirement Agreements And Other Postretirement Benefits (Tables)
6 Months Ended
Jun. 30, 2016
Compensation and Retirement Disclosure [Abstract]  
Components Of Net Periodic Benefits Cost
The following sets forth the net periodic benefits cost for the executive benefits for the periods ended June 30, 2016 and 2015:
 
Three Months Ended
June 30,
Six Months Ended
June 30,
 
2016
 
2015
2016
 
2015
Service cost – benefits earned during the year
$
2,545

 
$
4,187

$
5,090

 
$
8,374

Interest cost on the projected benefit obligation
8,781

 
7,693

17,562

 
15,386

Amortization of unrecognized prior service cost

 
1,098


 
2,195

Amortization of unrecognized losses
2,235

 
878

4,470

 
1,757

Net periodic benefits costs
$
13,561

 
$
13,856

$
27,122

 
$
27,712