PROPERTY AND EQUIPMENT - DEPRECIATION EXPENSE (DETAILS) - USD ($)	3 Months Ended
Aug. 31, 2016	Aug. 31, 2014
DEPRECIATION EXPENSE DETAILS
Depreciation expense, including amortization of assets	$ 8,000	$ 10,000

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

No definition available.

Name:	fil_DepreciationExpenseIncludingAmortizationOfAssets
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration