XML 82 R49.htm IDEA: XBRL DOCUMENT v3.2.0.727
Fair Value of Assets and Liabilities - Additional Information about Servicing Assets and Liabilities Measured Using Different Market Servicing Rates and Different Prepayment (Details) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Dec. 31, 2014
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Base market servicing rates (% per annum on unpaid principal balance)(1) 0.50%   0.50%
Cumulative prepayment rates 22.30%   20.00%
Fair Value, Measurements, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Base market servicing rates (% per annum on unpaid principal balance)(1) 0.50%   0.50%
Changes in fair value, included in servicing fees $ (1,031) $ (659)  
Changes in fair value, included in servicing fees $ (2,080) $ 145  
Cumulative prepayment rates 22.30%   20.00%
Servicing rate increase to 0.60%      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Changes in fair value, included in servicing fees $ (1,807)   $ (915)
Servicing rate increase to 0.60% | Fair Value, Measurements, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Changes in fair value, included in servicing fees 1,684   1,416
Servicing rate decrease to 0.40%      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Changes in fair value, included in servicing fees 1,889   965
Servicing rate decrease to 0.40% | Fair Value, Measurements, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Changes in fair value, included in servicing fees (1,602)   (1,366)
25% increase in cumulative prepayments      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Changes in fair value, included in servicing fees (168)   (65)
25% increase in cumulative prepayments | Fair Value, Measurements, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Changes in fair value, included in servicing fees (294)   (228)
25% decrease in cumulative prepayments      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Changes in fair value, included in servicing fees 195   67
25% decrease in cumulative prepayments | Fair Value, Measurements, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Changes in fair value, included in servicing fees $ 320   $ 231
Minimum      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Base market servicing rates (% per annum on unpaid principal balance)(1) 0.40%    
Maximum      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Base market servicing rates (% per annum on unpaid principal balance)(1) 0.70%