Hanmi Financial Corporation Annual report pursuant to Section 13 and 15(d)

Off-Balance Sheet Commitments - Distribution of Undisbursed Loan Commitments (Detail) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Loss Contingencies [Line Items]
Total undisbursed loan commitments	$ 930,825	$ 872,317
Commitments to extend credit
Loss Contingencies [Line Items]
Total undisbursed loan commitments	813,960	780,543
Standby letters of credit
Loss Contingencies [Line Items]
Total undisbursed loan commitments	83,725	71,829
Commercial letters of credit
Loss Contingencies [Line Items]
Total undisbursed loan commitments	$ 33,140	$ 19,945