Commitments And Contingencies (Tables)

12 Months Ended

Aug. 31, 2016

Commitments And Contingencies [Abstract]

Summary Of Undiscounted Environmental Remediation Liability Classifications

($ in thousands)	August 31,
Balance sheet location	2016		2015
Other current liabilities	$	722	$	1,431
Other noncurrent liabilities		18,255		6,100
Total environmental remediation liabilities	$	18,977	$	7,531

Schedule Of Future Minimum Lease Payments

Fiscal years	$ in thousands
2017	$	3,921
2018		3,069
2019		2,483
2020		1,780
2021		1,662
Thereafter		4,371
	$	17,286