Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2017

Computation of Basic and Diluted Earnings Per Share

The following table sets forth the computation of basic and diluted EPS for the years ended December 31 (in thousands, except per share amounts):



	2017		2016		2015
Net income from continuing operations	$	232,982	$	114,408	$	187,774
Net income from discontinued operations, net of tax	—		12,392		—
Net income	$	232,982	$	126,800	$	187,774

Weighted-average shares used to calculate basic EPS	76,854		70,117		57,790
Effect of dilutive securities:
Employee equity awards	681		699		693
Weighted-average shares used to calculate diluted EPS	77,535		70,816		58,483

Basic EPS:
Continuing operations	$	3.03	$	1.63	$	3.25
Discontinued operations	—		0.18		—
Basic EPS	$	3.03	$	1.81	$	3.25

Diluted EPS:
Continuing operations	$	3.00	$	1.62	$	3.21
Discontinued operations	—		0.17		—
Diluted EPS	$	3.00	$	1.79	$	3.21

Anti-dilutive Potential Shares of Common Stock Excluded from Computation of Earnings Per Share

The following table sets forth potential shares of common stock that are not included in the diluted EPS calculation above because to do so would be anti-dilutive for the years ended December 31 (in thousands):



	2017	2016	2015
Shares related to the potential conversion of 4.75% convertible subordinated notes	—	893	1,977
Common stock related to employee equity awards	63	27	88
	63	920	2,065