Quarterly report pursuant to Section 13 or 15(d)

Regulatory Matters - Additional Information (Detail)

v3.21.1
Regulatory Matters - Additional Information (Detail)
Mar. 31, 2021
Dec. 31, 2020
Jan. 01, 2019
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]      
Minimum ratio of qualifying total capital to risk-weighted assets 8.0    
Minimum ratio of Tier 1 capital to risk-weighted assets 6.0    
Leverage ratio 4.0    
Minimum ratio of qualifying total capital to risk-weighted assets for well capitalized 10.0    
Minimum ratio of Tier 1 capital to average assets for well capitalized 8.0    
Capital conservation buffer (percent) 6.26% 5.93% 2.50%
Hanmi Bank      
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]      
Minimum ratio of qualifying total capital to risk-weighted assets 8.00 8.00  
Minimum ratio of Tier 1 capital to risk-weighted assets 6.00 6.00  
Leverage ratio 4.00 4.00  
Minimum ratio of qualifying total capital to risk-weighted assets for well capitalized 10.00 10.00  
Minimum ratio of Tier 1 capital to average assets for well capitalized 8.00 8.00  
Capital conservation buffer (percent) 7.26% 6.86%  
Depository Institutions      
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]      
Leverage ratio 5.0