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Mortgage Servicing Rights (Tables)
 12 Months Ended
Dec. 31, 2013
Transfers and Servicing [Abstract]  
Changes in the Company's mortgage servicing rights
Changes in the Company’s mortgage servicing rights were as follows:
 
Carrying value at January 1, 2013
$
4,233

Capitalization
5,607

Amortization
(846
)
Carrying value at December 31, 2013
$
8,994
Data and key economic assumptions related to the Company's mortgage servicing rights
Data and key economic assumptions related to the Company’s mortgage servicing rights as of December 31, 2013 are as follows:
 
Unpaid principal balance
$
889,213

Weighted-average prepayment speed (CPR)
5.07
%
Estimated impact of a 10% increase
$
(717
)
Estimated impact of a 20% increase
(955
)
 
 
Discount rate
11.26
%
Estimated impact of a 100bp increase
$
(785
)
Estimated impact of a 200bp increase
(1,077
)
 
 
Weighted-average coupon interest rate
3.43
%
Weighted-average servicing fee (basis points)
25.09

Weighted-average remaining maturity (in months)
291