XML 179 R135.htm IDEA: XBRL DOCUMENT v3.10.0.1
Note Transfers of financial assets and servicing assets (Changes in MSRs measured using the fair value method) (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Transfers and Servicing of Financial Assets    
Fair value at beginning of period $ 168,031 $ 196,889
Additions 10,223 7,661
Changes due to payments of loans [1] (13,459) (15,308)
Reduction due to loan repurchases (3,721) (2,225)
Changes in fair value due to changes in valuation model inputs or assumptions 8,703 (18,986)
Fair value at end of period $ 169,777 $ 168,031
[1]
Represents changes due to collection / realization of expected cash flows over time.