NOTE 5 - COSTS AND ESTIMATED EARNINGS ON UNCOMPLETED CONTRACTS - Balance Sheet Items - (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Jun. 30, 2017
Notes to Financial Statements
Costs and estimated earnings in excess of billings on uncompleted contracts	$ 87	$ 736
Less: Billings in excess of costs and estimated earnings on uncompleted contracts	0	0
Total Costs and estimated earnings in excess of billings on uncompleted contracts	$ 87	$ 736