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Retirement Agreements And Other Postretirement Benefits (Tables)
 3 Months Ended
Mar. 31, 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 March 31, 2017 and 2016:
 
Three Months Ended
March 31,
 
2017
 
2016
Service cost – benefits earned during the year
$
—

 
$
2,545

Interest cost on the projected benefit obligation
9,217

 
8,781

Amortization of unrecognized prior service cost
—

 
—

Amortization of unrecognized losses
2,153

 
2,235

Net periodic benefits costs
$
11,370

 
$
13,561