Mortgage Servicing (Tables)
 12 Months Ended
Dec. 31, 2014
Transfers and Servicing [Abstract]  
Schedule of Mortgage Servicing Rights Capitalized and Amortized
The following summarizes MSRs capitalized and amortized, along with the activity in the related valuation allowance:
 
2014
 
2013
 
2012
MSRs:
  

 
  

 
  

Balance at beginning of year
$
726

 
$
542

 
$
768

Capitalized upon sale
15

 
466

 
153

Amortization charged against mortgage servicing fee income
(262
)
 
(340
)
 
(349
)
Valuation adjustment
14

 
58

 
(30
)
Balance at end of year
$
493

 
$
726

 
$
542

Valuation Allowance:
  

 
  

 
  

Balance at beginning of year
$
(15
)
 
$
(73
)
 
$
(43
)
Increase in impairment reserve
—

 
(34
)
 
(174
)
Reduction of impairment reserve
14

 
92

 
144

Balance at end of year
$
(1
)
 
$
(15
)
 
$
(73
)
Fair value, beginning of year(1)
$
1,494

 
$
879

 
$
1,138

Fair value, end of year(1)
1,447

 
1,494

 
879


(1) Reported fair value represents all MSRs currently being serviced by the Company, regardless of carrying amount.