Stock Options - Additional Information (Detail) (USD $)	1 Months Ended			9 Months Ended		12 Months Ended	106 Months Ended	1 Months Ended
	Oct. 25, 2011	Mar. 23, 2011	Nov. 28, 2010	Jun. 30, 2012	Jun. 30, 2011	Sep. 30, 2011	Jun. 30, 2012	Mar. 23, 2011 Period 1	Mar. 23, 2011 Period 2	Mar. 23, 2011 Before Modification	Mar. 23, 2011 After Modification	Nov. 28, 2005 Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of number of shares which may be reserved for issuance												10.00%
Share based compensation arrangement by share based payment award options vested maximum number												500,000
Stock options and stock units issued vesting percentage												2.00%
Stock options expired	375,000		2,727,500	375,000
Stock options outstanding, exercise price modified		36,000
Exercise price of stock option		$ 0.14								$ 0.47	$ 0.14
Stock options exercised expiration date		Sep. 20, 2012
Number of shares to purchase under stock option		450,000
Number of shares vesting		150,000
One third of remaining options vesting date								Mar. 23, 2012	Mar. 23, 2013
Vesting period		5 years
Share based compensation expenses				$ 94,701	$ 256,876	$ 199,081	$ 1,312,124
Stock options issued		2,700,000
Intrinsic value of the options exercised during the period
Unrecognized compensation cost related to awards				39,914			39,914
Aggregate intrinsic value of exercisable options
Expected term				5 years
Expected volatility rate				116.00%
Risk-Free Interest rate				2.07%