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NON-CONSOLIDATED VARIABLE INTEREST ENTITIES AND SERVICING ASSETS - Changes in Servicing Assets (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Transfers and Servicing [Abstract]        
Balance at beginning of period $ 27,431 $ 26,135 $ 27,428 $ 25,255
Capitalization of servicing assets 1,001 1,138 1,869 2,025
Amortization (1,166) (729) (1,976) (1,466)
Temporary impairment (charges) recoveries, net 0 617 (20) 1,330
Adjustment for loans repurchased (35) 30 (70) 47
Balance at end of period $ 27,231 $ 27,191 $ 27,231 $ 27,191