Earnings Per Share

3 Months Ended

Mar. 31, 2016

Basic earnings per share is computed by dividing net income available to common stockholders by the weighted-average number of common shares outstanding. Diluted earnings per share is computed by dividing net income available to common stockholders by the weighted-average number of common shares plus the effect of dilutive potential common shares outstanding during the period. 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