7. Earnings (Loss) per common share (Details Narrative)	3 Months Ended		9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013	Mar. 31, 2012
Equity [Abstract]
Common stock issuable upon the exercise of outstanding options	40,000	55,000	40,000	55,000