Commitments and Contingencies (Tables)

6 Months Ended

Feb. 29, 2012

Commitments and Contingencies [Abstract]

Schedule Of Reserves For Environmental Liabilities [Table Text Block]

Changes in the Company’s environmental liabilities for the six months ended February 29, 2012 were as follows (in thousands):

	Balance as of August 31, 2011		Liabilities Established (Released), Net			Payments and other		Balance as of February 29, 2012		Short-Term		Long-Term
Metals Recycling Business	$	25,655	$	(300	)	$	74	$	25,429	$	2,506	$	22,923
Auto Parts Business	15,200		—			—		15,200		554		14,646
Total	$	40,855	$	(300	)	$	74	$	40,629	$	3,060	$	37,569