Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2019

Earnings Per Share [Abstract]

Reconciliation of the Numerator and Denominator of Basic and Diluted Earnings Per Share

Thefollowingisareconciliationofthenumeratoranddenominatorofbasicanddilutedearningspershareforthe three months ended March 31, 2019and 2018:

(In thousands except per share data)	ThreeMonths Ended March 31,
	2019		2018
Numerator:
Net income	$	4,214	$	21,336
Denominator:
Shares used for basic income per share		42,745		39,783
Effect of dilutive stock options and    restricted stock units outstanding:
Non-qualified stock options		127		312
Restricted stock awards		16		—
Restricted stock units		292		405
Performance stock units		3		—
Market stock units		—		533
Warrants related to Cash Convertible Notes		—		2,556
Shares used for diluted income per share		43,183		43,589
Earnings per share:
Basic	$	0.10	$	0.54
Diluted	$	0.10	$	0.49
Dilutive securities outstanding not included in the    computation of earnings per share    because their effect is anti-dilutive:
Non-qualified stock options		80		—
Restricted stock units		56		14

(1) Figures may not add due to rounding.