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Intangible Assets (Tables)
6 Months Ended
Jun. 30, 2016
Intangible Assets  
Schedule of changes in mortgage servicing rights (MSRs)
 
    Three Months Ended June 30,     Six Months Ended June 30,  
(in thousands)   2016     2015     2016     2015  
Balance at beginning of period   $ 2,745     $ 2,662     $ 2,847     $ 2,762  
Originated mortgage servicing rights     63       107       117       227  
Changes in fair value:                                
Due to change in model inputs and assumptions (1)     (142 )     128       (145 )     87  
Other changes in fair value (2)     (155 )     (170 )     (308 )     (349 )
Balance at end of period   $ 2,511     $ 2,727     $ 2,511     $ 2,727  

 

(1) The change in fair value resulting from changes in valuation inputs or assumptions used in the valuation model reflects the change in discount rates and prepayment speed assumptions primarily due to changes in interest rates.

(2) Other changes in fair value reflect changes due to customer payments and passage of time.

Schedule of key data and assumptions used in estimating the fair value of the Company's MSRs
    Six Months Ended June 30,  
    2016     2015  
Weighted average constant prepayment rate     12.16 %     10.66 %
Weighted average note rate     3.90 %     3.92 %
Weighted average discount rate     9.19 %     9.34 %
Weighted average expected life (in years)     5.10       5.70