Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Changes in Shareholders' Equity (Parenthetical)

v2.4.1.9
Consolidated Statements of Changes in Shareholders' Equity (Parenthetical) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Cash dividends declared:      
Common stock, Cash dividend per share $ 0.21us-gaap_CommonStockDividendsPerShareDeclared $ 0.19us-gaap_CommonStockDividendsPerShareDeclared $ 0.16us-gaap_CommonStockDividendsPerShareDeclared
Series A Preferred Stock [Member]      
Cash dividends declared:      
Preferred stock dividend per share $ 85us-gaap_PreferredStockDividendsPerShareDeclared
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
$ 85us-gaap_PreferredStockDividendsPerShareDeclared
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
$ 85us-gaap_PreferredStockDividendsPerShareDeclared
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
Series B Preferred Stock Variable [Member]      
Cash dividends declared:      
Preferred stock dividend per share $ 29.33us-gaap_PreferredStockDividendsPerShareDeclared
/ us-gaap_StatementClassOfStockAxis
= hban_SeriesBPreferredStockVariableMember
$ 33.14us-gaap_PreferredStockDividendsPerShareDeclared
/ us-gaap_StatementClassOfStockAxis
= hban_SeriesBPreferredStockVariableMember
$ 33.14us-gaap_PreferredStockDividendsPerShareDeclared
/ us-gaap_StatementClassOfStockAxis
= hban_SeriesBPreferredStockVariableMember