Earnings Per Share

6 Months Ended

Jun. 30, 2015

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				Six Months Ended
	June 30,				June 30,
	2015		2014		2015		2014
Numerator:
Net income available to common stockholders	$	86	$	94	201		154
Denominator:
Denominator for basic earnings per share—weighted-average common shares	96,647		97,002		96,896		96,118
Effect of dilutive securities:
Employee stock options and warrants	298		413		318		425
4 percent Convertible Senior Notes	605		7,758		894		9,005
Restricted stock units	197		421		308		475
Denominator for diluted earnings per share—adjusted weighted-average common shares	97,747		105,594		98,416		106,023
Basic earnings per share	$	0.89	$	0.98	$	2.07	$	1.61
Diluted earnings per share	$	0.88	$	0.90	$	2.04	$	1.46