XML 107 R92.htm IDEA: XBRL DOCUMENT v3.22.0.1
Fair Value Measurements - Unobservable Inputs (Details) - USD ($)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Minimum | Forward MSR    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Discount rate 9.50% 8.20%
Prepayment speed 11.70% 14.20%
Cost to service per loan(1) $ 59 $ 66
Minimum | IRLCs    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Value of servicing (basis points per loan) (0.00007) (0.00010)
Minimum | Excess Spread Financing    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Discount rate 9.50% 9.90%
Prepayment speed 12.80% 13.90%
Minimum | MSR financing liability    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Advance financing and counterparty fee rates 4.50% 4.60%
Annual advance recovery rates 19.20% 18.30%
Maximum | Forward MSR    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Discount rate 13.70% 12.00%
Prepayment speed 16.40% 21.30%
Cost to service per loan(1) $ 168 $ 257
Maximum | IRLCs    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Value of servicing (basis points per loan) 0.00024 0.00022
Maximum | Excess Spread Financing    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Discount rate 13.80% 15.70%
Prepayment speed 15.20% 15.00%
Maximum | MSR financing liability    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Advance financing and counterparty fee rates 7.90% 8.50%
Annual advance recovery rates 23.00% 22.00%
Weighted-average | Forward MSR    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Discount rate 10.90% 9.40%
Prepayment speed 13.00% 15.40%
Cost to service per loan(1) $ 77 $ 98
Average life(2) 5 years 9 months 18 days 5 years
Weighted-average | IRLCs    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Value of servicing (basis points per loan) 0.00014 0.00012
Weighted-average | Excess Spread Financing    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Discount rate 11.20% 12.20%
Prepayment speed 13.40% 14.40%
Average life(2) 5 years 4 months 24 days 5 years 1 month 6 days
Weighted-average | MSR financing liability    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Advance financing and counterparty fee rates 6.50% 7.50%
Annual advance recovery rates 21.30% 19.90%