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Fair Value - Narrative (Details) (USD $)
In Millions, unless otherwise specified
 9 Months Ended
Sep. 30, 2014
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Gains (losses) attributable to derivatives $ (0.4)
HMBS - Related Borrowings [Member]
  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Life 5 years 7 months 24 days
Repayment rate 19.28%
Discount rate 2.44%
HMBS - Related Borrowings [Member] | Minimum [Member]
  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Life 4 years 11 months 19 days
Repayment rate 4.82%
HMBS - Related Borrowings [Member] | Maximum [Member]
  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Life 10 years 9 months
Repayment rate 53.75%
Borrowings [Member]
  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Discount rate 5.71%
Loans Held for Investment - Reverse Mortgages [Member]
  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Life 6 years 11 months 27 days
Repayment rate 19.28%
Discount rate 3.20%
Loans Held for Investment - Reverse Mortgages [Member] | Minimum [Member]
  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Life 6 years 7 months 21 days
Repayment rate 4.82%
Loans Held for Investment - Reverse Mortgages [Member] | Maximum [Member]
  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Life 10 years 9 months
Repayment rate 53.75%
Mortgage Servicing Rights [Member]
  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Discount rate 12.01%
Prepayment rate 14.16%
Delinquency rate 18.96%
Mortgage Servicing Rights [Member] | Minimum [Member]
  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Discount rate 9.23%
Prepayment rate 9.87%
Delinquency rate 6.77%
Fair value inputs basis spread on variable rate 0.00%
Mortgage Servicing Rights [Member] | Maximum [Member]
  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Discount rate 16.74%
Prepayment rate 16.82%
Delinquency rate 24.32%
Fair value inputs basis spread on variable rate 3.50%
Fair Value Mortgage Servicing Rights [Member]
  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Discount rate 9.01%
Prepayment rate 8.55%
HLSS [Member]
  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Servicing Revenue, Reimbursement Payable $ 2.0