Quarterly report pursuant to Section 13 or 15(d)

LOAN SALES AND SECURITIZATIONS - Residential Mortgage Portfolio, MSRs Fair Value Method (Details)

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LOAN SALES AND SECURITIZATIONS - Residential Mortgage Portfolio, MSRs Fair Value Method (Details) - Residential Mortgage - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Servicing Asset at Fair Value, Amount [Roll Forward]        
Fair value, beginning of period $ 13,105 $ 20,681 $ 17,585 $ 22,786
Time decay (217) (324) (734) (996)
Payoffs (423) (651) (1,392) (2,465)
Changes in valuation inputs or assumptions (37) (1,641) (3,031) (1,260)
Fair value, end of period: $ 12,428 $ 18,065 $ 12,428 $ 18,065
Fair value method        
Servicing Asset at Fair Value, Amount [Roll Forward]        
Weighted-average life (years) 5 years 1 month 4 years 11 months 5 years 1 month 4 years 11 months