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Fair Value Measurements (Quantitative Information About Significant Unobservable Inputs Used In The Fair Value Measurement Of MSRs) (Details)
6 Months Ended 12 Months Ended
Jun. 30, 2015
Dec. 31, 2014
Fair Value Measurements [Abstract]    
Servicing fees 0.25% 0.25%
Discount rate 9.52% 9.52%
Prepayment rate (CPR) 8.10% 9.28%