Commitments and Contingencies (Tables)

3 Months Ended

Nov. 30, 2011

Commitments and Contingencies [Abstract]

Schedule Of Reserves For Environmental Liabilities [Table Text Block]

Changes in the Company’s environmental liabilities for the three months ended November 30, 2011 were as follows (in thousands):

	Balance as of August 31, 2011		Reserves Established (Released), Net			Payments			Balance as of November 30, 2011		Short-Term		Long-Term
Metals Recycling Business	$	25,655	$	(300	)	$	(22	)	$	25,333	$	2,417	$	22,916
Auto Parts Business	15,200		—			—			15,200		554		14,646
Total	$	40,855	$	(300	)	$	(22	)	$	40,533	$	2,971	$	37,562