Note 8 - Asset Retirement Obligations (Tables)

3 Months Ended

Nov. 30, 2013

Asset Retirement Obligation Disclosure [Abstract]

Schedule of Asset Retirement Obligations [Table Text Block]

	November 30, 2013
Beginning balance as of August 31, 2013	$	10,796
Accretion expense		181
Ending balance as of November 30, 2013	$	10,977