EARNINGS PER SHARE (Tables)

12 Months Ended

Dec. 31, 2018

Earnings Per Share [Abstract]

Schedule of earnings per share

	Year Ended December 31,
(in millions, except share and per-share data)	2018		2017		2016
Numerator (basic and diluted):
Net income		$1,721		$1,652		$1,045
Less: Preferred stock dividends	29		14		14
Net income available to common stockholders		$1,692		$1,638		$1,031
Denominator:
Weighted-average common shares outstanding - basic	478,822,072		502,157,440		522,093,545
Dilutive common shares: share-based awards	1,608,669		1,527,651		1,837,173
Weighted-average common shares outstanding - diluted	480,430,741		503,685,091		523,930,718
Earnings per common share:
Basic		$3.54		$3.26		$1.97
Diluted	3.52		3.25		1.97