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Retirement Plans (Tables)
 9 Months Ended
Sep. 30, 2013
Compensation and Retirement Disclosure [Abstract]  
Expected total pension and retirement expense
The expected total pension and retirement expense for SERP was as follows:
 
Nine Months Ended
(In thousands)
2013
 
2012
Cost components:
 
 
 
Service cost-benefits earned during the period
$
(129
)
 
$
(129
)
Interest cost on projected benefit obligation
(162
)
 
(162
)
Net amortization and deferral
(216
)
 
(48
)
Total net periodic pension cost
$
(507
)
 
$
(339
)
The expected total pension and retirement expense for the Benefit Plan was as follows:
 
Nine Months Ended
(In thousands)
2013
 
2012
Cost components:
 
 
 
Service cost-benefits earned during the period
$
(213
)
 
$
(188
)
Interest cost on projected benefit obligation
(282
)
 
(288
)
Expected return on plan assets
342

 
335

Net amortization and deferral
(144
)
 
(165
)
Total net periodic pension cost
$
(297
)
 
$
(306
)