Annual report pursuant to Section 13 and 15(d)

Cover Page

v3.22.0.1
Cover Page - USD ($)
12 Months Ended
Dec. 31, 2021
Feb. 22, 2022
Jun. 30, 2021
Cover [Abstract]      
Document Type 10-K    
Amendment Flag false    
Document Period End Date Dec. 31, 2021    
Document Fiscal Year Focus 2021    
Document Fiscal Period Focus FY    
Trading Symbol HAFC    
Entity Registrant Name HANMI FINANCIAL CORPORATION    
Entity Central Index Key 0001109242    
Current Fiscal Year End Date --12-31    
Entity Well-known Seasoned Issuer No    
ICFR Auditor Attestation Flag true    
Entity Voluntary Filers No    
Entity Filer Category Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Common Stock, Shares Outstanding   30,417,949  
Entity Current Reporting Status Yes    
Entity Shell Company false    
Entity File Number 000-30421    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 95-4788120    
Entity Address, Address Line One 900 Wilshire Boulevard    
Entity Address, Address Line Two Suite 1250    
Entity Address, City or Town Los Angeles    
Entity Address, State or Province CA    
Entity Address, Postal Zip Code 90017    
City Area Code 213    
Local Phone Number 382-2200    
Entity Interactive Data Current Yes    
Title of 12(b) Security Common Stock, $0.001 Par Value    
Security Exchange Name NASDAQ    
Document Annual Report true    
Document Transition Report false    
Entity Public Float     $ 576,592,961
Auditor Firm ID 173    
Auditor Name Crowe LLP    
Auditor Location Los Angeles, California    
Documents Incorporated by Reference

Documents Incorporated By Reference Herein: Sections of the Registrant’s Definitive Proxy Statement for its 2022 Annual Meeting of Stockholders, which will be filed within 120 days of the fiscal year ended December 31, 2021, are incorporated by reference into Part III of this report (or information will be provided by amendment to this Form 10-K), as noted therein.