Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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- Definition

Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

+ References

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- Definition

The net result for the period of deducting operating expenses from operating revenues.

+ References

No definition available.

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- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

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Acquisitions - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Feb. 28, 2019	Feb. 28, 2018	Feb. 28, 2019	Feb. 28, 2018	Aug. 20, 2018
Business Acquisition [Line Items]
Net assets acquired					$ 56,800
Revenue	$ 658,671	$ 629,336	$ 1,263,194	$ 1,188,871
Earnings (loss) from operations	18,054	60,870	54,508	122,312
Wheels, Repair & Parts
Business Acquisition [Line Items]
Revenue	125,278	88,710	233,821	166,721
Earnings (loss) from operations	$ 2,823	$ 5,119	6,070	$ 7,537
Repair Operations \| Wheels, Repair & Parts
Business Acquisition [Line Items]
Revenue			47,700
Earnings (loss) from operations			$ 5,800