7. Earnings (Loss) per common share (Details Narrative)	3 Months Ended		9 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2015	Mar. 31, 2014
Equity [Abstract]
Common stock issuable upon the exercise of outstanding stock options	51,000	61,000	51,000	40,000