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Retirement Plans (Tables)
 6 Months Ended
Jun. 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:
 
Six Months Ended
(In thousands)
2013
 
2012
Cost components:
 
 
 
Service cost-benefits earned during the period
$
(86
)
 
$
(86
)
Interest cost on projected benefit obligation
(108
)
 
(108
)
Net amortization and deferral
(144
)
 
(32
)
Total net periodic pension cost
$
(338
)
 
$
(226
)
The expected total pension and retirement expense for the Benefit Plan was as follows:
 
Six Months Ended
(In thousands)
2013
 
2012
Cost components:
 
 
 
Service cost-benefits earned during the period
$
(142
)
 
$
(126
)
Interest cost on projected benefit obligation
(188
)
 
(192
)
Expected return on plan assets
228

 
222

Net amortization and deferral
(96
)
 
(210
)
Total net periodic pension cost
$
(198
)
 
$
(306
)