Intangible and Other Assets, Net (Tables)

3 Months Ended

Jul. 31, 2012

Intangible and Other Assets [Abstract]

Schedule Of Intangible and Other Assets [Text Block]

Intangible and other assets, net consist of the following (in thousands):

	July 31, 2012				April 30, 2012
	Cost		Accumulated Amortization		Cost		Accumulated Amortization
Software development costs	$	1,964	$	1,930	$	1,964	$	1,905
Deferred order entry costs		1,258		-		1,320		-
Prepaid expenses		2,993		-		3,315		-
Customer contracts and relationships		15,000		6,924		15,000		6,612
Other		1,682		832		1,671		773
	$	22,897	$	9,686	$	23,270	$	9,290