Commitments and Contingencies (Tables)

12 Months Ended

Aug. 31, 2019

Commitments And Contingencies Disclosure [Abstract]

Summary of Undiscounted Environmental Remediation Liability Classifications

The following table summarizes the undiscounted environmental remediation liability classifications included in the balance sheet as of August 31, 2019 and 2018:

($ in thousands)	August 31,
Balance sheet location	2019		2018
Other current liabilities	$	1,243	$	1,264
Other noncurrent liabilities		14,674		15,319
Total environmental remediation liabilities	$	15,917	$	16,583

Schedule of Future Minimum Lease Payments

At August 31, 2019, future minimum lease payments under non-cancelable operating leases were as follows:

Fiscal years	$ in thousands
2020	$	6,065
2021		5,266
2022		4,771
2023		3,414
2024		3,107
Thereafter		20,119
	$	42,742