Receivables, Net (Tables)

3 Months Ended

Aug. 31, 2012

Receivables [Abstract]

Receivables, net, consist of the following

Receivables, net, consist of the following:  

	August 31, 2012			May 31, 2012
Trade accounts	$	43,326		$	33,764
Other	102			92
	43,428			33,856
Less allowances for doubtful accounts, sales returns and discounts	(4,564		)	(4,078		)
Total	$	38,864		$	29,778