3. EARNINGS PER SHARE (Tables)

9 Months Ended

Feb. 28, 2018

Earnings Per Share [Abstract]

Earnings per share

    The following table presents the computation of basic and diluted net income (loss) per share attributable to the Company’s common shareholders (in thousands, except per share data):

	Three Months Ended				Nine Months Ended
	February 28,				February 28,
	2018		2017		2018		2017
Numerator: Net income (loss)	$	267	$	(2,651)	$	337	$	(4,858)
Denominator for basic net income (loss) per share:
Weighted-average shares outstanding		21,832		16,672		21,631		15,411
Shares used in basic net income (loss) per share calculation		21,832		16,672		21,631		15,411
Effect of dilutive securities		809		—		1,207		—
Denominator for diluted net income (loss) per share		22,641		16,672		22,838		15,411
Basic net income (loss) per share	$	0.01	$	(0.16)	$	0.02	$	(0.32)
Diluted net income (loss) per share	$	0.01	$	(0.16)	$	0.01	$	(0.32)