DOMESTIC AND FOREIGN COMPONENTS OF INCOME (LOSS) BEFORE INCOME TAXES (DETAILS) - USD ($) $ in Thousands	12 Months Ended
May 31, 2016	May 31, 2015
DOMESTIC AND FOREIGN COMPONENTS OF INCOME (LOSS) BEFORE INCOME TAXES DETAILS
Domestic	$ (503)	$ (975)
Foreign	(168)	(342)
Total Domestic and Foreign	$ (671)	$ (1,317)

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards.

No definition available.

Name:	fil_Domestic
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration