Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2020

Earnings Per Share

Schedule of computations of basic and diluted net (loss) per share

	Three months ended June 30,				Six months ended June 30,
		2020		2019 (1)		2020		2019 (1)
Numerator:
Net income (loss)	$	8,058	$	(4,712)	$	8,508	$	(14,412)
Denominator:
Weighted-average shares outstanding - basic		34,395,266		33,397,709		34,247,977		33,338,243
Effect of dilutive securities:
Stock options		432,688		—		491,985		—
Restricted stock units		212,221		—		262,849		—
Performance share units		8,796		—		8,459		—
Employee Stock Purchase Program		22,822				31,608
Warrants		20,113		—		46,862		—
Weighted average shares outstanding - diluted		35,091,906		33,397,709		35,089,740		33,338,243
Earnings (loss) per share — basic	$	0.23	$	(0.14)	$	0.25	$	(0.43)
Earnings (loss) per share — diluted	$	0.23	$	(0.14)	$	0.24	$	(0.43)

(1) The Company incurred a net loss for the three and six months ended June 30, 2019, causing inclusion of any potentially dilutive securities to have an anti-dilutive effect, which resulted in basic loss per share and dilutive loss per share being equivalent.

Schedule of potentially dilutive securities excluded from computations of diluted weighted-average shares outstanding

	Three months ended June 30,		Six months ended June 30,
	2020	2019	2020	2019
Stock options	2,361,601	4,190,116	2,269,895	4,190,116
Warrants	—	1,041,667	—	1,041,667
Restricted stock units	722,388	892,237	648,842	892,237
Performance share units	267,498	99,400	267,498	99,400
Convertible senior notes	4,925,134	—	4,925,134	—