Quarterly report pursuant to Section 13 or 15(d)

Off-Balance Sheet Commitments - Distribution of Undisbursed Loan Commitments (Detail)

v3.20.2
Off-Balance Sheet Commitments - Distribution of Undisbursed Loan Commitments (Detail) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Loss Contingencies [Line Items]    
Total undisbursed loan commitments $ 544,761 $ 413,792
Commitments to extend credit    
Loss Contingencies [Line Items]    
Total undisbursed loan commitments 486,852 371,287
Standby letters of credit    
Loss Contingencies [Line Items]    
Total undisbursed loan commitments 45,574 31,372
Commercial letters of credit    
Loss Contingencies [Line Items]    
Total undisbursed loan commitments $ 12,335 $ 11,133