Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Nov. 21, 2015	Nov. 22, 2014
Cash flows from operating activities:
Net income	$ 258,112	$ 238,310
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization of property and equipment and intangibles	66,283	61,045
Amortization of debt origination fees	1,726	1,521
Income tax benefit from exercise of stock options	(23,501)	(9,731)
Deferred income taxes	1,464	(954)
Share-based compensation expense	8,656	8,804
Changes in operating assets and liabilities:
Accounts receivable	88	23,508
Merchandise inventories	(90,420)	(84,498)
Accounts payable and accrued expenses	20,339	68,687
Income taxes payable	73,957	83,180
Other, net	6,798	(14,644)
Net cash provided by operating activities	323,502	375,228
Cash flows from investing activities:
Capital expenditures	(86,658)	(92,415)
Acquisition of business, net of cash		(75,744)
Purchase of intangibles	(10,000)	(10,000)
Purchase of marketable securities	(29,303)	(6,474)
Proceeds from sale of marketable securities	24,640	3,860
Disposal of capital assets and other, net	228	(34)
Net cash used in investing activities	(101,093)	(180,807)
Cash flows from financing activities:
Net proceeds from commercial paper	428,300	78,300
Repayment of debt	(300,000)
Net proceeds from sale of common stock	25,040	19,603
Purchase of treasury stock	(400,100)	(299,606)
Income tax benefit from exercise of stock options	23,501	9,731
Payments of capital lease obligations	(10,096)	(9,192)
Net cash used in financing activities	(233,355)	(201,164)
Effect of exchange rate changes on cash	1,123	(550)
Net decrease in cash and cash equivalents	(9,823)	(7,293)
Cash and cash equivalents at beginning of period	175,309	124,485
Cash and cash equivalents at end of period	$ 165,486	$ 117,192