Quarterly report pursuant to Section 13 or 15(d)

Variable Interest Entities (Details)

 v2.3.0.11
Variable Interest Entities (Details) (USD $)
 6 Months Ended
Jun. 30, 2011
Dec. 31, 2010
Jun. 30, 2010
Assets      
Cash $ 983,882,000 $ 847,888,000 $ 1,125,776,000
Loans and leases (includes $400,935, $522,717 and $657,213 respectively, measured at fair value) 39,126,452,000 [1] 38,106,507,000 [1] 36,969,695,000 [1]
Allowance for loan and lease losses (1,071,126,000) (1,249,008,000) (1,402,160,000)
Net loans and leases 38,055,326,000 36,857,499,000 35,567,535,000
Accrued income and other assets 2,145,383,000 2,482,570,000 2,467,269,000
Total assets 53,050,039,000 53,819,642,000 51,770,838,000
Liabilities      
Other long term debt 1,635,247,000 [1] 2,144,092,000 [1] 2,569,934,000 [1]
Accrued interest and other liabilities 1,020,163,000 1,130,643,000 1,025,735,000
Total liabilities 47,797,396,000 48,839,100,000 46,332,402,000
Summary of Outstanding Trust Preferred Securities      
Principal amount of subordinated note/ debenture issued to trust 587,303,000    
Investment in unconsolidated subsidiary 17,519,000    
Variable Interest Entities (Textuals) [Abstract]      
Maximum year to defer payment of interest on debenture no more than five years    
Commitments to limited partnership interests 326,900,000 316,000,000 232,900,000
Funded Commitments to limited partnership interests 279,000,000 260,100,000 222,500,000
Trusts [Member]
      
Assets      
Cash 103,726,000    
Loans and leases (includes $400,935, $522,717 and $657,213 respectively, measured at fair value) 1,531,418,000    
Allowance for loan and lease losses (10,061,000)    
Net loans and leases 1,625,083,000    
Accrued income and other assets 7,960,000    
Total assets 1,736,769,000    
Liabilities      
Other long term debt 880,103,000    
Accrued interest and other liabilities 1,830,000    
Total liabilities 881,933,000    
Trust 2006 [Member]
      
Assets      
Cash 62,862,000    
Loans and leases (includes $400,935, $522,717 and $657,213 respectively, measured at fair value) 928,688,000    
Allowance for loan and lease losses (8,265,000)    
Net loans and leases 920,423,000    
Accrued income and other assets 3,694,000    
Total assets 986,979,000    
Liabilities      
Other long term debt 581,944,000    
Accrued interest and other liabilities 123,000    
Total liabilities 582,067,000    
2008 Trust [Member]
      
Assets      
Cash 17,097,000    
Loans and leases (includes $400,935, $522,717 and $657,213 respectively, measured at fair value) 201,795,000    
Allowance for loan and lease losses (1,796,000)    
Net loans and leases 199,999,000    
Accrued income and other assets 839,000    
Total assets 217,935,000    
Liabilities      
Other long term debt 67,142,000    
Accrued interest and other liabilities 131,000    
Total liabilities 67,273,000    
2009 Trust [Member]
      
Assets      
Cash 23,767,000    
Loans and leases (includes $400,935, $522,717 and $657,213 respectively, measured at fair value) 400,935,000    
Allowance for loan and lease losses 0    
Net loans and leases 400,935,000    
Accrued income and other assets 1,839,000    
Total assets 426,541,000    
Liabilities      
Other long term debt 231,017,000    
Accrued interest and other liabilities 480,000    
Total liabilities 231,497,000    
Franklin 2009 Trust [Member]
      
Assets      
Cash 0    
Loans and leases (includes $400,935, $522,717 and $657,213 respectively, measured at fair value) 0    
Allowance for loan and lease losses 0    
Net loans and leases 0    
Accrued income and other assets 1,588,000    
Total assets 1,588,000    
Liabilities      
Other long term debt 0    
Accrued interest and other liabilities 1,096,000    
Total liabilities 1,096,000    
Prospect Trust I [Member]
      
Summary of Outstanding Trust Preferred Securities      
Interest rate on Trust Preferred Securities 3.53%    
Principal amount of subordinated note/ debenture issued to trust 6,186,000    
Investment in unconsolidated subsidiary 186,000    
Summary of Outstanding Trust Preferred Securities (Textuals) [Abstract]      
Variable effective rate based on three month LIBOR LIBOR    
Variable effective rate based on three month LIBOR, Rates 3.25%    
Sky Financial Capital Trust IV [Member]
      
Summary of Outstanding Trust Preferred Securities      
Interest rate on Trust Preferred Securities 1.70%    
Principal amount of subordinated note/ debenture issued to trust 77,320,000    
Investment in unconsolidated subsidiary 2,320,000    
Summary of Outstanding Trust Preferred Securities (Textuals) [Abstract]      
Variable effective rate based on three month LIBOR LIBOR    
Variable effective rate based on three month LIBOR, Rates 1.40%    
Sky Financial Capital Trust III [Member]
      
Summary of Outstanding Trust Preferred Securities      
Interest rate on Trust Preferred Securities 1.65%    
Principal amount of subordinated note/ debenture issued to trust 77,320,000    
Investment in unconsolidated subsidiary 2,320,000    
Summary of Outstanding Trust Preferred Securities (Textuals) [Abstract]      
Variable effective rate based on three month LIBOR LIBOR    
Variable effective rate based on three month LIBOR, Rates 1.40%    
Sky Financial Capital Trust II [Member]
      
Summary of Outstanding Trust Preferred Securities      
Interest rate on Trust Preferred Securities 3.22%    
Principal amount of subordinated note/ debenture issued to trust 30,929,000    
Investment in unconsolidated subsidiary 929,000    
Summary of Outstanding Trust Preferred Securities (Textuals) [Abstract]      
Variable effective rate based on three month LIBOR LIBOR    
Variable effective rate based on three month LIBOR, Rates 2.95%    
Sky Financial Capital Trust I [Member]
      
Summary of Outstanding Trust Preferred Securities      
Interest rate on Trust Preferred Securities 8.56%    
Principal amount of subordinated note/ debenture issued to trust 64,333,000    
Investment in unconsolidated subsidiary 1,856,000    
Banc First Ohio Trust Preferred [Member]
      
Summary of Outstanding Trust Preferred Securities      
Interest rate on Trust Preferred Securities 8.54%    
Principal amount of subordinated note/ debenture issued to trust 23,220,000    
Investment in unconsolidated subsidiary 619,000    
Huntington Capital III [Member]
      
Summary of Outstanding Trust Preferred Securities      
Interest rate on Trust Preferred Securities 6.69%    
Principal amount of subordinated note/ debenture issued to trust 114,086,000    
Investment in unconsolidated subsidiary 10,000    
Huntington Capital II [Member]
      
Summary of Outstanding Trust Preferred Securities      
Interest rate on Trust Preferred Securities 0.87%    
Principal amount of subordinated note/ debenture issued to trust 55,093,000    
Investment in unconsolidated subsidiary 3,093,000    
Summary of Outstanding Trust Preferred Securities (Textuals) [Abstract]      
Variable effective rate based on three month LIBOR LIBOR    
Variable effective rate based on three month LIBOR, Rates 0.625%    
Huntington Capital I [Member]
      
Summary of Outstanding Trust Preferred Securities      
Interest rate on Trust Preferred Securities 0.97%    
Principal amount of subordinated note/ debenture issued to trust 138,816,000    
Investment in unconsolidated subsidiary $ 6,186,000    
Summary of Outstanding Trust Preferred Securities (Textuals) [Abstract]      
Variable effective rate based on three month LIBOR LIBOR    
Variable effective rate based on three month LIBOR, Rates 0.70%    
[1] Amounts represent certain assets and liabilities of a consolidated VIE for which Huntington has elected the fair value option. See Note 15