Leases - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended
Nov. 30, 2019	Aug. 31, 2019
Operating lease rental revenues	$ 11.4
Finance lease option to extend	15
Car Hire Utilization Arrangements
Operating lease rental revenues	$ 3.7
Minimum
Sublease period	1 year
Financing lease remaining lease term	1 year
Maximum
Sublease period	5 years
Financing lease remaining lease term	79 years
Property Subject to Operating Lease
Accumulated depreciation	$ 35.1	$ 44.2
Depreciation expense	$ 3.5

Operating Lease Remaining Lease Term.

No definition available.

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- Definition

Sublease period.

+ References

No definition available.

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- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

+ References

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-Publisher FASB
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- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

+ References

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- Definition

Description of terms and conditions of option to extend lessee's operating lease. Includes, but is not limited to, information about option recognized as part of right-of-use asset and lease liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable.

+ References

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+ Details

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- Details

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