Note 6 - Net Income Per Share (Tables)

3 Months Ended

Jul. 31, 2013

Earnings Per Share [Abstract]

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

	Three Months Ended July 31,
	2013		2012
Numerator:
Net (loss) income	$	264	$	(161	)
Denominator:
Weighted average common shares outstanding – basic		3,894		3,885
Effect of dilutive options outstanding		50		--
Weighted average common shares outstanding – diluted		3,944		3,885