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- Definition

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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- Definition

The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

+ References

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- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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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 the item included in the interim period that affected period-to-period comparability (excluding restatement adjustments).

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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).

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- Definition

Amount of increase (decrease) to previously recorded tax expense. Includes, but is not limited to, significant settlements of income tax disputes, and unusual tax positions or infrequent actions taken by the entity, including tax assessment reversal, and IRS tax settlement.

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Selected Quarterly Financial Data (Unaudited) (Schedule Of Selected Quarterly Financial Data) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Aug. 31, 2017	May 31, 2017	Feb. 28, 2017	Nov. 30, 2016	Aug. 31, 2016	May 31, 2016	Feb. 29, 2016	Nov. 30, 2015	Aug. 31, 2017	Aug. 31, 2016	Aug. 31, 2015
Selected Quarterly Financial Data [Line Items]
Total revenues	$ 123,568	$ 123,990	$ 100,158	$ 129,551	$ 162,118	$ 165,239	$ 133,160	$ 145,803	$ 477,267	$ 606,320	$ 606,089
Income from operations	38,155	35,441	22,627	27,052	40,315	38,880	22,212	26,045	123,275	127,452	116,428
Net income	$ 20,831	$ 18,751	$ 10,963	$ 13,118	$ 25,437	$ 15,353	$ 10,819	$ 12,458	$ 63,663	$ 64,067	$ 64,485
Basic income per share (usd per share)	$ 0.50	$ 0.44	$ 0.25	$ 0.29	$ 0.54	$ 0.32	$ 0.22	$ 0.25	$ 1.47	$ 1.32	$ 1.23
Diluted income per share (usd per share)	$ 0.50	$ 0.44	$ 0.25	$ 0.28	$ 0.53	$ 0.31	$ 0.22	$ 0.24	$ 1.45	$ 1.29	$ 1.20
After tax (gain) loss on refranchising transactions [Member]
Selected Quarterly Financial Data [Line Items]
Quarterly charges (credits) that affect comparability	$ (100)	$ (400)	$ (4,300)	$ 600	$ (700)
After tax gain on sale of investment in refranchised drive-in operations [Member]
Selected Quarterly Financial Data [Line Items]
Quarterly charges (credits) that affect comparability				$ (2,400)
After tax restructuring charges [Member]
Selected Quarterly Financial Data [Line Items]
Quarterly charges (credits) that affect comparability	1,100
After tax gain on sale of real estate [Member]
Selected Quarterly Financial Data [Line Items]
Quarterly charges (credits) that affect comparability	$ (3,000)						$ (1,200)
Retroactive benefit of Work Opportunity Tax Credit and resolution of tax matters [member]
Selected Quarterly Financial Data [Line Items]
Tax expense (benefit)							$ (600)
After tax loss from early extinguishment of debt [Member]
Selected Quarterly Financial Data [Line Items]
Quarterly charges (credits) that affect comparability						$ 5,700
FIN 48 release of income tax credits and deductions [Member]
Selected Quarterly Financial Data [Line Items]
Tax expense (benefit)					$ (3,000)