8. PRODUCT WARRANTIES (Tables)

6 Months Ended

Nov. 30, 2012

Product Warranties Tables

Liability for product warranties

Following is a summary of changes in the Company's liability for product warranties during the three and six months ended November 30, 2012 and 2011 (in thousands):

	Three Months Ended						Six Months Ended
	November 30,						November 30,
	2012			2011			2012			2011
Balance at the beginning of the period	$	115		$	100		$	91		$	103
Accruals for warranties issued
during the period		120			86			250			141
Settlement made during the period
(in cash or in kind)		(61	)		(57	)		(167	)		(115	)
Balance at the end of the period	$	174		$	129		$	174		$	129