Quarterly report pursuant to Section 13 or 15(d)

Off-Balance Sheet Commitments - Allowance for Credit Losses Related to Off-Balance Sheet Items (Detail)

v3.21.2
Off-Balance Sheet Commitments - Allowance for Credit Losses Related to Off-Balance Sheet Items (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Loss Contingencies [Line Items]        
Balance at beginning of period $ 2,342 $ 2,885 $ 2,792 $ 2,397
Adjusted balance 2,342 2,885 2,792 2,062
Provision expense (income) for credit losses 1,301 3,462 851 4,285
Balance at end of period $ 3,643 $ 6,347 $ 3,643 6,347
ASU 2016-13        
Loss Contingencies [Line Items]        
Adjustment related to adoption of ASU 2016-13       $ (335)