Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUES OF ASSETS AND LIABILITIES - Balance Sheet Location (Details)

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FAIR VALUES OF ASSETS AND LIABILITIES - Balance Sheet Location (Details) - USD ($)
$ in Thousands
Sep. 30, 2017
Dec. 31, 2016
Financial Assets:    
Trading account securities $ 88,488 $ 133,295
Loans held for sale [1] 651,734 512,951
Available-for-sale and other securities 15,453,061 15,562,837
Held-to-maturity securities, Total 8,688,399 7,806,939
Net loans and direct financing leases 67,911,810 66,323,583
Derivatives 166,264 238,219
Financial Liabilities:    
Deposits 78,445,113 75,607,717
Short-term borrowings 1,829,549 3,692,654
Long-term borrowings 9,200,707 8,309,159
Derivatives 59,124 98,286
Reported Value Measurement    
Financial Assets:    
Cash and short-term assets 1,243,828 1,443,037
Trading account securities 88,488 133,295
Loans held for sale 651,734 512,951
Available-for-sale and other securities 15,453,061 15,562,837
Held-to-maturity securities, Total 8,688,399 7,806,939
Net loans and direct financing leases 67,911,810 66,323,583
Derivatives 166,264 238,219
Financial Liabilities:    
Deposits 78,445,113 75,607,717
Short-term borrowings 1,829,549 3,692,654
Long-term borrowings 9,200,707 8,309,159
Derivatives 59,124 98,286
Fair Value    
Financial Assets:    
Cash and short-term assets 1,243,828 1,443,037
Trading account securities 88,488 133,295
Loans held for sale 657,270 515,640
Available-for-sale and other securities 15,453,061 15,562,837
Held-to-maturity securities, Total 8,655,805 7,787,268
Net loans and direct financing leases 67,698,855 66,294,639
Derivatives 166,264 238,219
Financial Liabilities:    
Deposits 78,422,971 76,161,091
Short-term borrowings 1,829,549 3,692,654
Long-term borrowings 9,402,926 8,387,444
Derivatives 59,124 98,286
Fair Value | Level 1    
Financial Assets:    
Held-to-maturity securities, Total 0 0
Net loans and direct financing leases 0 0
Financial Liabilities:    
Deposits 0 0
Short-term borrowings 4 474
Long-term borrowings 0 0
Fair Value | Level 2    
Financial Assets:    
Held-to-maturity securities, Total 8,655,805 7,787,268
Net loans and direct financing leases 0 0
Financial Liabilities:    
Deposits 75,230,127 72,319,328
Short-term borrowings 0 0
Long-term borrowings 8,992,820 7,980,176
Fair Value | Level 3    
Financial Assets:    
Held-to-maturity securities, Total 0 0
Net loans and direct financing leases 67,698,855 66,294,639
Financial Liabilities:    
Deposits 3,192,844 3,841,763
Short-term borrowings 1,829,545 3,692,180
Long-term borrowings $ 410,106 $ 407,268
[1] Amounts represent loans for which Huntington has elected the fair value option.