Note 3. Earning per Share (Details) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Net income (loss)	$ (64,957)	$ (265,100)	$ (460,489)	$ (558,292)
Weighted Average Number of Shares Outstanding, Basic	7,551,430	7,541,013	7,551,430	7,541,013
Proceeds from Stock Options Exercised	$ 0	$ 0	$ 0	$ 0
Shares reserved for future exchange	0	0	0	0
Weighted Average Number of Shares Outstanding, Diluted	7,551,430	7,541,013	7,551,430	7,541,013
Earnings Per Share, Basic	$ (0.01)	$ (0.04)	$ (0.06)	$ (0.07)
Earnings Per Share, Diluted	$ (0.01)	$ (0.04)	$ (0.06)	$ (0.07)