Commitments and Contingencies (Tables)

6 Months Ended

Feb. 29, 2020

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 condensed consolidated balance sheets as of February 29, 2020, February 28, 2019, and August 31, 2019:

($ in thousands)	February 29, 2020		February 28, 2019		August 31, 2019
Other current liabilities	$	1,243	$	1,243	$	1,243
Other noncurrent liabilities		14,396		14,993		14,674
Total environmental remediation liabilities	$	15,639	$	16,236	$	15,917