EARNINGS PER SHARE (Tables)

6 Months Ended

Jun. 30, 2017

EARNINGS PER SHARE

Calculation of basic and diluted EPS

	Three months ended June 30				Six months ended June 30
	2017		2016		2017		2016
	(in millions, except per-share amounts)
Basic EPS calculation
Net (loss) income attributable to common stock	$	(48)	$	(140)	$	5	$	(190)
Less: net income (loss) allocated to participating securities	—		—		—		—
Net (loss) income available to common stockholders	$	(48)	$	(140)	$	5	$	(190)
Weighted-average common shares outstanding - basic	42.4		39.9		42.4		39.2
Basic EPS	$	(1.13)	$	(3.51)	$	0.12	$	(4.85)
Diluted EPS calculation
Net (loss) income attributable to common stock	$	(48)	$	(140)	$	5	$	(190)
Less: net income (loss) allocated to participating securities	—		—		—		—
Net (loss) income available to common stockholders	$	(48)	$	(140)	$	5	$	(190)
Weighted-average common shares outstanding - basic	42.4		39.9		42.4		39.2
Dilutive effect of potentially dilutive securities	—		—		0.3		—
Weighted-average common shares outstanding - diluted	42.4		39.9		42.7		39.2
Diluted EPS	$	(1.13)	$	(3.51)	$	0.12	$	(4.85)