CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Feb. 29, 2024	Feb. 28, 2023	Feb. 29, 2024	Feb. 28, 2023
Operating Activities:
Net income			$ 77,318	$ 64,252
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization			39,985	35,443
Allowance for doubtful accounts			(3)	(49)
Loss on sale of property and equipment			522	297
Deferred income taxes			(371)	(737)
Equity in losses (gains) of unconsolidated affiliates	$ (16)	$ 35	(79)	73
Stock-based compensation			8,100	11,239
Change in operating assets and liabilities:
Receivables, prepaid expenses and other current assets, non-current assets, accrued salaries and benefits, deferred membership income and other accruals			(19,224)	(6,513)
Merchandise inventories			(30,885)	15,310
Accounts payable			52,303	(2,634)
Net cash provided by operating activities		116,681	127,666
Investing Activities:
Additions to property and equipment			(103,477)	(53,016)
Purchases of short-term investments			(98,833)	(47,500)
Proceeds from settlements of short-term investments			96,945	4,301
Proceeds from disposal of property and equipment			101	137
Net cash used in investing activities		(96,078)	(105,264)
Financing Activities:
Proceeds from long-term bank borrowings			16,500	33,712
Repayment of long-term bank borrowings			(16,383)	(16,994)
Proceeds from short-term bank borrowings			0	301
Repayment of short-term bank borrowings			(2,941)	0
Cash dividend payments			(17,781)	(14,260)
Purchase of treasury stock			(71,738)	(5,819)
Net cash used in financing activities		(3,060)	(92,343)
Effect of exchange rate changes on cash and cash equivalents and restricted cash			314	11,636
Net increase (decrease) in cash, cash equivalents		29,179	(69,627)
Cash, cash equivalents and restricted cash at beginning of period	252,202	251,373
Cash, cash equivalents and restricted cash at end of period	182,575	280,552	182,575	280,552
Supplemental disclosure of noncash investing activities:
Capital expenditures accrued, but not yet paid			6,075	3,937
Dividends declared but not yet paid			17,771	14,456
Reconciliation of cash, cash equivalents, and restricted cash:
Cash and cash equivalents	170,563	260,927	170,563	260,927
Short-term restricted cash	2,834	9,110	2,834	9,110
Long-term restricted cash	9,178	10,515	9,178	10,515
Total cash, cash equivalents, and restricted cash shown in the consolidated statements of cash flows	$ 182,575	$ 280,552	$ 182,575	$ 280,552