BUSINESS SEGMENTS (Tables)

12 Months Ended

Dec. 31, 2016

Segment Reporting [Abstract]

Schedule of segment reporting information

	Year Ended December 31, 2016
(in millions)	Consumer Banking		Commercial Banking		Other			Consolidated
Net interest income		$2,443		$1,288		$27			$3,758
Noninterest income	883		466		148			1,497
Total revenue	3,326		1,754		175			5,255
Noninterest expense	2,547		741		64			3,352
Profit before provision for credit losses	779		1,013		111			1,903
Provision for credit losses	243		47		79			369
Income before income tax expense (benefit)	536		966		32			1,534
Income tax expense (benefit)	191		335		(37		)	489
Net income		$345		$631		$69			$1,045
Total average assets		$56,388		$47,159		$39,636			$143,183

	Year Ended December 31, 2015
(in millions)	Consumer Banking		Commercial Banking			Other			Consolidated
Net interest income		$2,198		$1,162			$42			$3,402
Noninterest income	910		415			97			1,422
Total revenue	3,108		1,577			139			4,824
Noninterest expense	2,456		709			94			3,259
Profit before provision for credit losses	652		868			45			1,565
Provision for credit losses	252		(13		)	63			302
Income before income tax expense (benefit)	400		881			(18		)	1,263
Income tax expense (benefit)	138		302			(17		)	423
Net income (loss)		$262		$579			($1	)		$840
Total average assets		$52,848		$42,800			$39,422			$135,070

	Year Ended December 31, 2014
(in millions)	Consumer Banking		Commercial Banking			Other		Consolidated
Net interest income		$2,151		$1,073			$77		$3,301
Noninterest income	899		429			350		1,678
Total revenue	3,050		1,502			427		4,979
Noninterest expense	2,513		652			227		3,392
Profit before provision for credit losses	537		850			200		1,587
Provision for credit losses	259		(6		)	66		319
Income before income tax expense	278		856			134		1,268
Income tax expense	96		295			12		403
Net income		$182		$561			$122		$865
Total average assets		$48,939		$38,483			$40,202		$127,624