XML 148 R110.htm IDEA: XBRL DOCUMENT v3.3.0.814
Mortgage Servicing - Summary of Estimated Change in the Value of MSRs Carried at Fair Value (Details) - USD ($)
$ in Thousands
Sep. 30, 2015
Dec. 31, 2014
Transfers and Servicing [Abstract]    
Weighted average prepayment speeds, 10% $ (68,927) $ (8,101)
Weighted average prepayment speeds, 20% (145,410) (15,760)
Discount rate (Option-adjusted spread), 10% (21,359) (3,553)
Discount rate (Option-adjusted spread), 20% $ (39,902) $ (6,860)