Net Income (Loss) Per Share (Tables)

6 Months Ended

Jun. 30, 2020

Earnings Per Share [Abstract]

Computation of Basic and Diluted Net Loss Per Share Attributable to Common Stockholders

The following table summarizes the computation of basic and diluted net income (loss) per share attributable to common stockholders of the Company for the three and six months ended June 30, 2020 and 2019:

	Three Months Ended June 30,						Six Months Ended June 30,
In thousands, except for net loss per share	2020			2019			2020			2019
Net income (loss)	$	13,224		$	(322	)	$	(28,024	)	$	(5,564	)
Accretion of redeemable preferred stock		(5,644	)		(4,777	)		(11,059	)		(9,311	)
Net income (loss) attributable to common stockholders - basic    and diluted		7,580			(5,099	)		(39,083	)		(14,875	)
Weighted-average common shares outstanding -    basic		10,649			8,647			9,718			8,602
Net income (loss) per share attributable to common stockholders -    basic	$	0.71		$	(0.59	)	$	(4.02	)	$	(1.73	)
Weighted-average common shares outstanding -    diluted		19,139			8,647			9,718			8,602
Net income (loss) per share attributable to common stockholders -    diluted	$	0.40		$	(0.59	)	$	(4.02	)	$	(1.73	)

Equity Shares Excluded from Calculation of Diluted Net Loss per Share Attributable to Common Stockholders

The following equity shares were excluded from the calculation of diluted net loss per share attributable to common stockholders because their effect would have been anti-dilutive for the periods where a net loss was recorded:

	June 30,
	2020		2019
Stock options		2,685,439		1,960,887
Restricted stock		24,362		168,001
Warrants		116,350		116,350