NOTE 4 - COSTS AND ESTIMATED EARNINGS ON UNCOMPLETED CONTRACTS - Costs, Billings and Uncompleted Contracts (Details) - USD ($)	Jun. 30, 2017	Jun. 30, 2016
Notes to Financial Statements
Costs and estimated earnings in excess of billings on uncompleted contracts	$ 736,061
Less: Billings in excess of costs and estimated earnings on uncompleted contracts		$ 206,623
Total	$ 736,061	$ (206,623)