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Servicing Assets (Tables)
3 Months Ended
Mar. 31, 2016
TransfersAndServicingOfFinancialAssetsAbstract  
ScheduleOfServicingAssetsAtFairValueTextBlock

The following table presents the changes in servicing rights measured using the fair value method for the quarters ended March 31, 2016 and 2015:

Quarter Ended March 31,
20162015
(In thousands)
Fair value at beginning of period$7,455$13,992
Servicing from mortgage securitizations or asset transfers557531
Changes due to payments on loans(104)(418)
Changes in fair value due to changes in valuation model inputs or assumptions(89)(59)
Changes in fair value due to changes sales price of mortgage servicing rights held-for-sale inputs or assumptions-(1,882)
Fair value at end of period$7,819$12,164
ScheduleOfAssumptionsForFairValueOnSecuritizationDateOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrServicingLiabilitiesTextBlock

The following table presents key economic assumption ranges used in measuring the mortgage-related servicing asset fair value for the quarters ended March 31, 2016 and 2015:

Quarter Ended March 31,
20162015
Constant prepayment rate4.43% - 12.17%4.51% - 11.39%
Discount rate10.00% - 12.00%10.00% - 12.00%
ScheduleOfSensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrServicingLiabilitiesTextBlock

The sensitivity of the current fair value of servicing assets to immediate 10 percent and 20 percent adverse changes in the above key assumptions were as follows:

March 31, 2016
(In thousands)
Mortgage-related servicing asset
Carrying value of mortgage servicing asset$7,819
Constant prepayment rate
Decrease in fair value due to 10% adverse change$(197)
Decrease in fair value due to 20% adverse change$(385)
Discount rate
Decrease in fair value due to 10% adverse change$(22)
Decrease in fair value due to 20% adverse change$(43)