Annual report pursuant to Section 13 and 15(d)

Regulatory Matters - Additional Information (Detail)

v2.4.1.9
Regulatory Matters - Additional Information (Detail)
Dec. 31, 2014
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]  
Minimum ratio of qualifying total capital to risk-weighted assets 8.00%us-gaap_CapitalRequiredForCapitalAdequacyToRiskWeightedAssets
Minimum ratio of Tier 1 capital to risk-weighted assets 4.00%us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets
Leverage ratio 4.00%us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets
Minimum ratio of qualifying total capital to risk-weighted assets for well capitalized 10.00%us-gaap_CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets
Minimum ratio of Tier 1 capital to average assets for well capitalized 6.00%us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets
Depository Institutions [Member]  
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]  
Leverage ratio 5.00%us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets
/ us-gaap_RegulatoryAssetAxis
= hafc_DepositInstitutionsMember