Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2017

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Schedule Of Basic And Diluted Earnings Per Share

	Three Months Ended June 30,				Six Months Ended June 30,
In millions except per share amounts	2017		2016		2017			2016
Basic earnings per share:
Net income (loss) available to common shareholders	$	(1,229)	$	(27)	$	(1,301)	$	(105)
Basic weighted average shares (1)		125.7		132.7		128.5		134.2
Net income (loss) per basic common share:	$	(9.78)	$	(0.20)	$	(10.13)	$	(0.78)
Diluted earnings per share:
Net income (loss) available to common shareholders	$	(1,229)	$	(27)	$	(1,301)	$	(105)
Diluted weighted average shares		125.7		132.7		128.5		134.2
Net income (loss) per diluted common share:	$	(9.78)	$	(0.20)	$	(10.13)	$	(0.78)
Potentially dilutive securities excluded from the calculation of
diluted EPS because of antidilutive affect		14.8		16.1		14.8		16.1
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(1) - Includes 0.3 million and 0.9 million of participating securities that met the service condition and were eligible to receive nonforfeitable dividends or dividend equivalents for the three months ended June 30, 2017 and 2016, respectively. Includes 0.3 million and 0.8 million of participating securities that met the service condition and were eligible to receive nonforfeitable dividends or dividend equivalents for the six months ended June 30, 2017 and 2016, respectively.