CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2023	Aug. 31, 2022	Aug. 31, 2021
Operating Activities:
Net income	$ 109,205	$ 104,553	$ 98,159
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	72,698	67,868	64,983
Allowance for doubtful accounts	(36)	63	(53)
Reserve for AMT settlement	7,179	0	0
Asset impairment and closure costs	5,658	0	0
Loss on sale of property and equipment	744	1,265	1,027
Deferred income taxes	(5,583)	(3,300)	(3,853)
Equity in losses of unconsolidated affiliates	55	10	58
Stock-based compensation	16,574	16,803	18,424
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	17,589	(13,785)	13,097
Merchandise inventories	(10,173)	(74,706)	(80,202)
Accounts payable	43,421	23,058	15,526
Net cash provided by operating activities	257,331	121,829	127,166
Investing Activities:
Additions to property and equipment	(142,511)	(120,660)	(113,174)
Purchases of short-term investments	(138,784)	(22,469)	(69,460)
Proceeds from settlements of short-term investments	58,852	61,733	65,528
Purchases of long-term investments	0	0	(1,478)
Proceeds from settlements of long-term investments	0	1,488	1,478
Proceeds from disposal of property and equipment	361	193	385
Proceeds from the disposal of Aeropost, net of divested cash	0	4,959	0
Net cash used in investing activities	(222,082)	(74,756)	(116,721)
Financing Activities:
Proceeds from long-term bank borrowings	38,713	30,633	17,565
Repayment of long-term bank borrowings	(35,984)	(22,697)	(19,993)
Proceeds from short-term bank borrowings	848	23,829	0
Repayment of short-term bank borrowings	(3,229)	(11,156)	(64,983)
Cash dividend payments	(28,540)	(26,559)	(21,988)
Purchase of treasury stock	(12,863)	(6,259)	(5,542)
Other financing activities	0	0	(196)
Net cash used in financing activities	(41,055)	(12,209)	(95,137)
Effect of exchange rate changes on cash and cash equivalents and restricted cash	6,635	1,030	(3,600)
Net increase (decrease) in cash, cash equivalents	829	35,894	(88,292)
Cash, cash equivalents and restricted cash at beginning of period	251,373	215,479	303,771
Cash, cash equivalents and restricted cash at end of period	252,202	251,373	215,479
Supplemental disclosure of noncash investing activities:
Capital expenditures accrued, but not yet paid	4,530	3,129	3,497
Cash paid during the period for:
Interest	10,558	9,392	7,774
Income taxes	77,925	67,143	58,571
Reconciliation of cash, cash equivalents, and restricted cash:
Cash and cash equivalents	239,984	237,710	202,060
Short-term restricted cash	2,865	3,013	3,647
Long-term restricted cash	9,353	10,650	9,772
Total cash, cash equivalents, and restricted cash shown in the consolidated statements of cash flows	$ 252,202	$ 251,373	$ 215,479