Note 9 - Asset Retirement Obligations (Tables)

6 Months Ended

Feb. 28, 2015

Asset Retirement Obligation Disclosure [Abstract]

Schedule of Asset Retirement Obligations [Table Text Block]

	February 28, 2015
Beginning balance as of August 30, 2014	$	11,675
Accretion expense		316
Effect of exchange rate changes		(480	)
Ending balance as of February 28, 2015	$	11,511