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Loan Servicing (Tables)
 9 Months Ended
Sep. 30, 2016
Transfers and Servicing of Financial Assets [Abstract]  
Activity For MSRs And Related Valuation Allowance
Activity for MSRs and the related valuation allowance follows:
 
 
 
Three Months Ended
September 30,
 
Nine Months Ended
September 30,
(In thousands)
 
2016
 
2015
 
2016
 
2015
Mortgage servicing rights:
 
 
 
 
 
 
 
 
Carrying amount, net, beginning of period
 
$
8,880

 
$
8,561

 
$
9,008

 
$
8,613

Additions
 
747

 
476

 
1,618

 
1,283

Amortization
 
(522
)
 
(436
)
 
(1,312
)
 
(1,266
)
Changes in valuation allowance
 
(360
)
 
211

 
(569
)
 
182

Carrying amount, net, end of period
 
$
8,745

 
$
8,812

 
$
8,745

 
$
8,812

 
 
 
 
 
 
 
 
 
Valuation allowance:
 
 
 
 
 
 
 
 
Beginning of period
 
$
751

 
$
855

 
$
542

 
$
826

Changes in valuation allowance
 
360

 
(211
)
 
569

 
(182
)
End of period
 
$
1,111

 
$
644

 
$
1,111

 
$
644