Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2016

Earnings Per Share [Abstract]

Schedule of earnings per share

The following table sets forth the computation of basic and diluted earnings per share (shares in thousands):

	Three Months Ended
	March 31,
	2016		2015
Numerator:
Net income available to common stockholders	92		115
Denominator:
Denominator for basic earnings per share—weighted-average common shares	90,510		97,007
Effect of dilutive securities:
Employee stock options	263		336
4 percent Convertible Senior Notes	—		1,185
Restricted stock units	170		537
Denominator for diluted earnings per share—adjusted weighted-average common shares	90,943		99,065
Basic earnings per share	$	1.01	$	1.19
Diluted earnings per share	$	1.01	$	1.16