Net Income (Loss) Per Share (Tables)

12 Months Ended

Dec. 31, 2019

Schedule of information required to compute basic and diluted net loss per share

The following table sets forth the computations of basic and diluted earnings per share for the years ended December 31, 2017, 2018 and 2019 (in thousands, except share and per share amounts):


	2017		2018		2019
Net income (loss)	$	(79,237)	$	(3,790)	$	20,421

Weighted average common shares outstanding		150,430,239		180,655,435		204,573,287
Dilutive effect of potential common shares from restricted stock units and stock options		—		—		1,414,222
Weighted average common shares outstanding - diluted		150,430,239		180,655,435		205,987,509
Basic income (loss) per share	$	(0.53)	$	(0.02)	$	0.10
Diluted income (loss) per share	$	(0.53)	$	(0.02)	$	0.10

Schedule of potentially dilutive securities that have been excluded from the diluted net loss per share calculations because their effect would have been antidilutive

The following potentially dilutive securities have been excluded from the diluted net income (loss) per share calculations because their effect would have been antidilutive. Although these securities were antidilutive for these periods, they could be dilutive in future periods.


(in shares)	2017	2018	2019
Stock options	8,613,854	8,699,677	7,652,463
Convertibles notes	14,991,521	3,164,557	3,164,557
Restricted stock units	1,832,575	2,279,601	—