Quarterly report pursuant to Section 13 or 15(d)

Regulatory Matters - Capital Ratios of Hanmi Financial and Bank (Detail)

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Regulatory Matters - Capital Ratios of Hanmi Financial and Bank (Detail)
$ in Thousands
Mar. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]    
Minimum Regulatory Requirement Ratio for Total capital to risk-weighted assets 8.0  
Minimum Regulatory Requirement Ratio for Tier 1 capital to risk-weighted assets 6.0  
Minimum Regulatory Requirement Ratio for Tier 1 capital to average assets 4.0  
Minimum to Be Categorized as Well Capitalized Ratio, Total capital to risk-weighted assets 10.0  
Minimum to Be Categorized as Well Capitalized Ratio, Tier 1 capital to risk-weighted assets 8.0  
Hanmi Financial    
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]    
Actual Capital, Total capital to risk-weighted assets $ 839,015 $ 912,527
Actual Capital, Tier 1 capital to risk-weighted assets 666,887 657,250
Actual Capital, Common equity Tier 1 capital to risk-weighted assets 645,954 636,419
Actual Capital, Tier 1 capital to average assets $ 666,887 $ 657,250
Actual Capital Ratio, Total capital to risk-weighted assets 14.73 16.57
Actual Capital Ratio, Tier 1 capital to risk-weighted assets 11.71 11.93
Actual Capital Ratio, Common equity Tier 1 capital to risk-weighted assets 11.34 11.55
Actual Capital Ratio, Tier 1 capital to average assets 9.70 9.63
Minimum Regulatory Requirement Capital, Total capital to risk-weighted assets $ 455,784 $ 440,639
Minimum Regulatory Requirement Capital, Tier 1 capital to risk-weighted assets 341,838 330,479
Minimum Regulatory Requirement Capital, Common equity Tier 1 capital to risk-weighted assets 256,378 247,859
Minimum Regulatory Requirement Capital, Tier 1 capital to average assets $ 274,915 $ 273,133
Minimum Regulatory Requirement Ratio for Total capital to risk-weighted assets 8.00 8.00
Minimum Regulatory Requirement Ratio for Tier 1 capital to risk-weighted assets 6.00 6.00
Minimum Regulatory Requirement Ratio for Common equity Tier 1 capital to risk-weighted assets 4.50% 4.50%
Minimum Regulatory Requirement Ratio for Tier 1 capital to average assets 4.00 4.00
Hanmi Bank    
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]    
Actual Capital, Total capital to risk-weighted assets $ 806,922 $ 809,279
Actual Capital, Tier 1 capital to risk-weighted assets 744,794 748,177
Actual Capital, Common equity Tier 1 capital to risk-weighted assets 744,794 748,177
Actual Capital, Tier 1 capital to average assets $ 744,794 $ 748,177
Actual Capital Ratio, Total capital to risk-weighted assets 14.19 14.70
Actual Capital Ratio, Tier 1 capital to risk-weighted assets 13.09 13.59
Actual Capital Ratio, Common equity Tier 1 capital to risk-weighted assets 13.09 13.59
Actual Capital Ratio, Tier 1 capital to average assets 10.84 10.96
Minimum Regulatory Requirement Capital, Total capital to risk-weighted assets $ 455,023 $ 440,493
Minimum Regulatory Requirement Capital, Tier 1 capital to risk-weighted assets 341,267 330,369
Minimum Regulatory Requirement Capital, Common equity Tier 1 capital to risk-weighted assets 255,950 247,777
Minimum Regulatory Requirement Capital, Tier 1 capital to average assets $ 274,835 $ 273,101
Minimum Regulatory Requirement Ratio for Total capital to risk-weighted assets 8.00 8.00
Minimum Regulatory Requirement Ratio for Tier 1 capital to risk-weighted assets 6.00 6.00
Minimum Regulatory Requirement Ratio for Common equity Tier 1 capital to risk-weighted assets 4.50% 4.50%
Minimum Regulatory Requirement Ratio for Tier 1 capital to average assets 4.00 4.00
Minimum to Be Categorized as Well Capitalized Capital, Total capital to risk-weighted assets $ 568,778 $ 550,616
Minimum to Be Categorized as Well Capitalized Capital, Tier 1 capital to risk-weighted assets 455,023 440,493
Minimum to Be Categorized as Well Capitalized Capital, Common equity Tier 1 capital to risk-weighted average 369,706 357,900
Minimum to Be Categorized as Well Capitalized Capital, Tier 1 capital to average assets $ 343,544 $ 341,376
Minimum to Be Categorized as Well Capitalized Ratio, Total capital to risk-weighted assets 10.00 10.00
Minimum to Be Categorized as Well Capitalized Ratio, Tier 1 capital to risk-weighted assets 8.00 8.00
Minimum to Be Categorized as Well Capitalized Ratio, Common equity Tier 1 capital to risk-weighted assets 6.50% 6.50%
Minimum to Be Categorized as Well Capitalized Ratio, Tier 1 capital to average assets 5.00 5.00