Note 9 - Net Loss Per Share (Tables)

3 Months Ended

Mar. 31, 2020

Notes Tables

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

	Three Months Ended March 31,
	2020			2019
Numerator:
Net loss	$	(528	)	$	(2,691	)
Denominator:
Basic weighted-average shares outstanding		32,703			32,485
Effect of dilutive options and restricted stock units		—			—
Diluted weighted average shares outstanding		32,703			32,485
Net loss per share - Basic	$	(0.02	)	$	(0.08	)
Net loss per share - Diluted	$	(0.02	)	$	(0.08	)

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

	Three Months Ended March 31,
	2020		2019
Outstanding options		400		622
Nonvested restricted stock units		716		748
Employee Stock Purchase Plan		100		379
Total		1,216		1,749