Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Parenthetical)

v2.4.1.9
Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
Assets    
Loans held for sale, fair value $ 478,864us-gaap_LoansHeldForSaleFairValueDisclosure $ 354,888us-gaap_LoansHeldForSaleFairValueDisclosure
Loans and leases, fair value $ 43,655us-gaap_VariableInterestEntityConsolidatedCarryingAmountAssets $ 50,617us-gaap_VariableInterestEntityConsolidatedCarryingAmountAssets
Shareholders' equity    
Preferred stock, authorized shares 6,617,808us-gaap_PreferredStockSharesAuthorized 6,617,808us-gaap_PreferredStockSharesAuthorized
Common stock, par value $ 0.01us-gaap_CommonStockParOrStatedValuePerShare $ 0.01us-gaap_CommonStockParOrStatedValuePerShare
Series A Preferred Stock    
Shareholders' equity    
Preferred Stock, par value $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
$ 0.01us-gaap_PreferredStockParOrStatedValuePerShare
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
Preferred Stock, liquidation value per share $ 1,000us-gaap_PreferredStockLiquidationPreference
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
$ 1,000us-gaap_PreferredStockLiquidationPreference
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
Series B Preferred Stock Variable    
Shareholders' equity    
Preferred Stock, par value $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare
/ us-gaap_StatementClassOfStockAxis
= hban_SeriesBPreferredStockVariableMember
$ 0.01us-gaap_PreferredStockParOrStatedValuePerShare
/ us-gaap_StatementClassOfStockAxis
= hban_SeriesBPreferredStockVariableMember
Preferred Stock, liquidation value per share $ 1,000us-gaap_PreferredStockLiquidationPreference
/ us-gaap_StatementClassOfStockAxis
= hban_SeriesBPreferredStockVariableMember
$ 1,000us-gaap_PreferredStockLiquidationPreference
/ us-gaap_StatementClassOfStockAxis
= hban_SeriesBPreferredStockVariableMember