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Retirement Agreements And Other Postretirement Benefits (Tables)
6 Months Ended
Jun. 30, 2017
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, 2017 and 2016:
 
Three Months Ended
June 30,
 
Six Months Ended
June 30,
 
2017
 
2016
 
2017
 
2016
Service cost – benefits earned during the year
$

 
$
2,545

 
$

 
$
5,090

Interest cost on the projected benefit obligation
9,217

 
8,781

 
18,434

 
17,562

Amortization of unrecognized losses
2,153

 
2,235

 
4,306

 
4,470

Net periodic benefits costs
$
11,370

 
$
13,561

 
$
22,740

 
$
27,122