Quarterly report pursuant to Section 13 or 15(d)

Fair Values of Assets and Liabilities (Non-recurring/fair values of financial instruments) (Details 5)

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Fair Values of Assets and Liabilities (Non-recurring/fair values of financial instruments) (Details 5) (USD $)
In Thousands, unless otherwise specified
 6 Months Ended 3 Months Ended
Jun. 30, 2014
Dec. 31, 2013
Jun. 30, 2014
Carrying Amount [Member]
Dec. 31, 2013
Carrying Amount [Member]
Jun. 30, 2014
Fair Value [Member]
Dec. 31, 2013
Fair Value [Member]
Jun. 30, 2014
Level 1 [Member]
Fair Value [Member]
Dec. 31, 2013
Level 1 [Member]
Fair Value [Member]
Jun. 30, 2014
Level 2 [Member]
Fair Value [Member]
Dec. 31, 2013
Level 2 [Member]
Fair Value [Member]
Jun. 30, 2014
Level 3 [Member]
Fair Value [Member]
Dec. 31, 2013
Level 3 [Member]
Fair Value [Member]
Jun. 30, 2014
Total Estimated Fair Value [Member]
Fair Value [Member]
Dec. 31, 2013
Total Estimated Fair Value [Member]
Fair Value [Member]
Jun. 30, 2014
Nonrecurring Basis [Member]
Jun. 30, 2014
Nonrecurring Basis [Member]
Level 1 [Member]
Jun. 30, 2014
Nonrecurring Basis [Member]
Level 2 [Member]
Jun. 30, 2014
Nonrecurring Basis [Member]
Level 3 [Member]
Assets measured at fair value on a nonrecurring basis                                    
Fair value, Impaired loans                             $ 65,705 $ 0 $ 0 $ 65,705
Gain/(Losses), Impaired loans                             (21,100)     (15,084)
Fair value, Accrued income and other assets                             34,695 0 0 34,695
Gain/(Losses), Accrued income and other assets                             2,697     2,344
Financial Assets:                                    
Cash and short-term assets     1,288,087 1,058,175 1,288,087 1,058,175                        
Trading account securities 50,541 35,573 50,541 35,573 50,541 35,573                        
Loans held for sale 317,862 [1] 326,212 [1] 317,862 326,212 317,862 326,212 0 0 0 0 0 0 0 0        
Available-for-sale and other securities 8,491,037 7,308,753 8,491,037 7,308,753 8,491,037 7,308,753                        
Held-to-maturity securities, Total 3,621,995 3,836,667 3,621,995 3,836,667 3,611,261 3,760,898 0 0 3,611,261 3,760,898 0 0 3,611,261 3,760,898        
Net loans and direct financing leases 45,444,674 42,472,630 45,444,674 42,472,630 43,551,863 40,976,014 0 0 0 0 43,551,863 40,976,014 43,551,863 40,976,014        
Derivatives     225,929 200,029 225,929 200,029                        
Financial Liabilities:                                    
Deposits 48,748,765 47,506,718 48,748,765 47,506,718 48,776,554 48,132,550 0 0 43,908,133 42,279,542 4,868,421 5,853,008 48,776,554 48,132,550        
Short-term borrowings 1,252,409 552,143 1,252,409 552,143 1,244,054 543,552 0 0 0 0 1,244,054 543,552 1,244,054 543,552        
Federal Home Loan Bank advances 2,883,173 1,808,293 2,883,173 1,808,293 2,883,407 1,808,558 0 0 0 0 2,883,407 1,808,558 2,883,407 1,808,558        
Other long term debt 2,602,869 1,349,119 2,602,869 1,349,119 2,602,406 1,342,890 0 0 0 0 2,602,406 1,342,890 2,602,406 1,342,890        
Subordinated notes 983,310 1,100,860 983,310 1,100,860 966,561 1,073,116 0 0 0 0 966,561 1,073,116 966,561 1,073,116        
Derivatives     $ 122,840 $ 129,274 $ 122,840 $ 129,274                        
[1] Amounts represent loans for which Huntington has elected the fair value option.