EARNINGS PER SHARE (Tables)

3 Months Ended

Mar. 31, 2016

Earnings Per Share [Abstract]

Schedule of earnings per share

	Three Months Ended March 31,
(dollars in millions, except share and per-share data)	2016		2015
Numerator (basic and diluted):
Net income		$223		$209
Less: Preferred stock dividends	7		—
Net income available to common stockholders		$216		$209
Denominator:
Weighted-average common shares outstanding - basic	528,070,648		546,291,363
Dilutive common shares: share-based awards	2,375,540		3,507,354
Weighted-average common shares outstanding - diluted	530,446,188		549,798,717
Earnings per common share:
Basic		$0.41		$0.38
Diluted	0.41		0.38