Huntington Bancshares Incorporated Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

SHAREHOLDERS' EQUITY (Details)

SHAREHOLDERS' EQUITY (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Jul. 14, 2023	Dec. 31, 2022
Class of Stock [Line Items]
Shares Outstanding (in shares)	882,500		882,500			557,500
Carrying Amount	$ 2,484		$ 2,484			$ 2,167
Amount ($)	(37)	$ (29)	(106)	$ (85)
Retained Earnings
Class of Stock [Line Items]
Amount ($)	$ (37)	$ (29)	$ (106)	$ (85)
Series B Preferred Stock
Class of Stock [Line Items]
Shares Outstanding (in shares)	35,500		35,500
Carrying Amount	$ 23		$ 23			23
Cash Dividend Declared Per Share (in usd per share)	$ 20.67	$ 16.95	$ 59.39	$ 39.34
Series B Preferred Stock \| Retained Earnings
Class of Stock [Line Items]
Amount ($)	$ (1)	$ 0	$ (2)	$ 0
Series E Preferred Stock
Class of Stock [Line Items]
Shares Outstanding (in shares)	5,000		5,000
Carrying Amount	$ 495		$ 495			495
Cash Dividend Declared Per Share (in usd per share)	$ 2,112.39	$ 1,425	$ 5,572.46	$ 4,275
Series E Preferred Stock \| Retained Earnings
Class of Stock [Line Items]
Amount ($)	$ (11)	$ (7)	$ (28)	$ (21)
Series F Preferred Stock
Class of Stock [Line Items]
Shares Outstanding (in shares)	5,000		5,000
Dividend Rate			5.625%
Carrying Amount	$ 494		$ 494			494
Cash Dividend Declared Per Share (in usd per share)	$ 1,406.25	$ 1,406.25	$ 4,218.75	$ 4,218.75
Series F Preferred Stock \| Retained Earnings
Class of Stock [Line Items]
Amount ($)	$ (7)	$ (7)	$ (21)	$ (21)
Series G Preferred Stock
Class of Stock [Line Items]
Shares Outstanding (in shares)	5,000		5,000
Dividend Rate			4.45%
Carrying Amount	$ 494		$ 494			494
Cash Dividend Declared Per Share (in usd per share)	$ 1,112.5	$ 1,112.5	$ 3,337.5	$ 3,337.5
Series G Preferred Stock \| Retained Earnings
Class of Stock [Line Items]
Amount ($)	$ (5)	$ (6)	$ (17)	$ (18)
Series H Preferred Stock
Class of Stock [Line Items]
Shares Outstanding (in shares)	500,000		500,000
Dividend Rate			4.50%
Carrying Amount	$ 486		$ 486			486
Cash Dividend Declared Per Share (in usd per share)	$ 11.25	$ 11.25	$ 33.75	$ 33.75
Series H Preferred Stock \| Retained Earnings
Class of Stock [Line Items]
Amount ($)	$ (5)	$ (6)	$ (17)	$ (18)
Series I Preferred Stock
Class of Stock [Line Items]
Shares Outstanding (in shares)	7,000		7,000
Dividend Rate			5.70%
Carrying Amount	$ 175		$ 175			175
Redemption price (per share)	$ 25,000		$ 25,000
Cash Dividend Declared Per Share (in usd per share)	$ 356.25	$ 356.25	$ 1,068.75	$ 1,068.75
Series I Preferred Stock \| Retained Earnings
Class of Stock [Line Items]
Amount ($)	$ (2)	$ (3)	$ (7)	$ (7)
Series J Preferred Stock
Class of Stock [Line Items]
Shares Outstanding (in shares)	325,000		325,000
Dividend Rate			6.875%
Carrying Amount	$ 317		$ 317			$ 0
Cash Dividend Declared Per Share (in usd per share)	$ 17.19	$ 0	$ 41.83	$ 0
Series J Preferred Stock \| Retained Earnings
Class of Stock [Line Items]
Amount ($)	$ (6)	$ 0	$ (14)	$ 0
Series B, H and J Preferred Stock
Class of Stock [Line Items]
Redemption price (per share)	$ 1,000		$ 1,000
Series E, F and G Preferred Stock
Class of Stock [Line Items]
Redemption price (per share)	$ 100,000		$ 100,000
Secured Overnight Financing Rate (SOFR) \| Series B Preferred Stock
Class of Stock [Line Items]
Preferred stock, variable rate basis spread	0.26%		0.26%
Secured Overnight Financing Rate (SOFR) \| Series E Preferred Stock
Class of Stock [Line Items]
Preferred stock, variable rate basis spread	0.26%		0.26%
London Interbank Offered Rate (LIBOR) \| Series B Preferred Stock
Class of Stock [Line Items]
Preferred stock, variable rate basis spread	2.70%		2.70%		27000.00%
London Interbank Offered Rate (LIBOR) \| Series E Preferred Stock
Class of Stock [Line Items]
Preferred stock, variable rate basis spread	2.88%		2.88%		28800.00%