Quarterly report pursuant to Section 13 or 15(d)

Net Income (Loss) Per Share (Tables)

Net Income (Loss) Per Share (Tables)

6 Months Ended

Jun. 30, 2017

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

The following table sets forth the reconciliation of the numerator and denominator used in the computation of basic and diluted net income (loss) per common share for the three and six-months ended June 30, 2017 and 2016:

	Three Months Ended June 30,				Six Months Ended June 30,
(in thousands, except per share amounts)	2017		2016		2017		2016
Numerator:
Net income (loss) used for basic earnings per share	$	(3,451)	$	11,928	$	(6,456)	$	10,082
Less change in fair value of warrant liability		(190)		—		(612)		—
Net income (loss) used for diluted earnings per share	$	(3,641)	$	11,928	$	(7,068)	$	10,082
Denominator:
Basic weighted-average outstanding common shares		21,204		20,508		21,199		20,284
Effect of dilutive potential common shares resulting from options		—		254		2		129
Effect of dilutive potential common shares resulting from warrants		—		1,116		—		810
Weighted-average shares outstanding—diluted		21,204		21,878		21,201		21,223
Net income (loss) per common share:
Basic	$	(0.16)	$	0.58	$	(0.30)	$	0.50
Diluted	$	(0.17)	$	0.55	$	(0.33)	$	0.48

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

These are excluded from the calculation due to their anti-dilutive effect for the three and six-months ended June 30, 2017 and 2016:

	Three Months Ended June 30,				Six Months Ended June 30,
(in thousands)	2017		2016		2017		2016
Weighted-average anti-dilutive common shares resulting from options		2,437		1,244		2,324		1,280
Weighted-average anti-dilutive common shares resulting from warrants		1,117		—		517		12
		3,554		1,244		2,841		1,292