Earnings (Loss) Per Share (Tables)

12 Months Ended

Dec. 31, 2016

Earnings Per Share [Abstract]

Computation of Earnings (Loss) Per Share

Earnings (loss) per share were computed as follows (dollars in millions, except share data):

	Year Ended December 31,
	2016			2015			2014
Weighted average shares:
Basic weighted average shares outstanding	51,579,112			50,996,297			50,789,173
Effect of dilutive securities outstanding	—			—			590,525
Diluted weighted average and equivalent shares outstanding	51,579,112			50,996,297			51,379,698
Net (loss) income	$	(137	)	$	(158	)	$	32
Basic per share amounts:
Basic weighted average shares outstanding	51,579,112			50,996,297			50,789,173
Per share amount	$	(2.65	)	$	(3.10	)	$	0.64
Diluted per share amounts:
Diluted weighted average and equivalent shares outstanding	51,579,112			50,996,297			51,379,698
Per share amount	$	(2.65	)	$	(3.10	)	$	0.63

Potentially Dilutive Securities Excluded from Earnings (Loss) Per Share Calculation

The anti-dilutive shares are as follows:

	Year Ended December 31,
	2016	2015	2014
Anti-dilutive shares	1,391,567	1,421,506	175,902