Computation of (Loss) Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2019

Schedule of Earnings Per Share, Basic and Diluted

The following table reconciles net income and the weighted-average shares used in computing basic and diluted earnings per share in the respective periods (in thousands):



	Three months ended March 31,
	2019		2018
Numerator:
Net income used for basic earnings per share	$	24,844	$	33,958
Interest expense on Convertible Senior Notes, net of tax	791		2,144
Net income used for diluted earnings per share, if-converted method	$	25,635	$	36,102

Basic weighted-average common shares outstanding	39,704		35,236
Potentially dilutive shares issuable from Convertible Senior Notes, if-converted	1,825		4,957
Potentially dilutive shares issuable from stock options and unvested RSUs	1,378		1,755
Diluted weighted-average common shares outstanding, if-converted	42,907		41,948
Potentially dilutive shares excluded from calculation due to anti-dilutive effect	149		193

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

The following table reconciles net income and the weighted-average shares used in computing basic and diluted earnings per share in the respective periods (in thousands):



	Three months ended March 31,
	2019		2018
Numerator:
Net income used for basic earnings per share	$	24,844	$	33,958
Interest expense on Convertible Senior Notes, net of tax	791		2,144
Net income used for diluted earnings per share, if-converted method	$	25,635	$	36,102

Basic weighted-average common shares outstanding	39,704		35,236
Potentially dilutive shares issuable from Convertible Senior Notes, if-converted	1,825		4,957
Potentially dilutive shares issuable from stock options and unvested RSUs	1,378		1,755
Diluted weighted-average common shares outstanding, if-converted	42,907		41,948
Potentially dilutive shares excluded from calculation due to anti-dilutive effect	149		193