Quarterly report pursuant to Section 13 or 15(d)

LONG-TERM DEBT (Details)

v3.20.2
LONG-TERM DEBT (Details) - Senior Notes - USD ($)
1 Months Ended
Jan. 31, 2020
Oct. 20, 2020
Huntington National Bank Senior Note Due February 2023, 1.8 Percent [Member]    
Debt Instrument [Line Items]    
Debt face amount $ 500,000,000  
Debt percent of value 99.916%  
Debt stated interest rate 1.80%  
Debt Instrument, Redemption Price, Percentage 100.00%  
Huntington National Bank Senior Note Due February 4, 2030 2.550 Percent [Member]    
Debt Instrument [Line Items]    
Debt face amount $ 750,000,000  
Debt percent of value 99.597%  
Debt stated interest rate 2.55%  
Debt Instrument, Redemption Price, Percentage 100.00%  
Senior Notes Due 2021 [Member] | Subsequent Event [Member]    
Debt Instrument [Line Items]    
Debt stated interest rate   3.15%
Tender offer to purchase, principal amount   $ 200,000,000
Senior Notes Due 2022 [Member] | Subsequent Event [Member]    
Debt Instrument [Line Items]    
Debt stated interest rate   2.30%
Tender offer to purchase, principal amount   $ 200,000,000