CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2017	Aug. 31, 2016	Aug. 31, 2015
Operating Activities:
Net income	$ 90,724	$ 88,723	$ 89,124
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	46,292	39,794	34,445
Allowance for doubtful accounts		7
(Gain)/loss on sale of property and equipment	1,961	1,162	2,005
Deferred income taxes	(2,845)	2,875	2,972
Excess tax benefit on stock-based compensation	(165)	(610)	(1,206)
Equity in (gains) losses of unconsolidated affiliates	1	(332)	(94)
Stock-based compensation	9,689	9,121	5,969
Proceeds from the settlement of derivatives			8,543
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	1,894	(6,679)	(7,807)
Merchandise inventories	(28,039)	(15,732)	(40,792)
Accounts payable	3,344	23,202	16,423
Net cash provided by (used in) operating activities	122,856	141,531	109,582
Investing Activities:
Additions to property and equipment	(135,294)	(77,700)	(89,185)
Deposits for land purchase option agreements	(300)	(442)	1,095
Proceeds from disposal of property and equipment	377	86	368
Capital contributions in joint ventures		(119)	(1,360)
Net cash provided by (used in) investing activities	(135,217)	(78,175)	(89,082)
Financing Activities:
Proceeds from long-term bank borrowings	47,700	14,370	52,977
Repayment of long-term bank borrowings	(29,395)	(16,525)	(30,905)
Proceeds from short-term bank borrowings	678	28,927	51,664
Repayment of short-term bank borrowings	(17,179)	(19,314)	(42,143)
Repayment of long-term debt with cross-currency interest rate swaps			(24,000)
Cash dividend payments	(21,285)	(21,274)	(21,126)
Excess tax benefit on stock-based compensation	165	610	1,206
Purchase of treasury stock	(3,193)	(3,334)	(4,677)
Proceeds from exercise of stock options	704	80	49
Net cash provided by (used in) financing activities	(21,805)	(16,460)	(16,955)
Effect of exchange rate changes on cash and cash equivalents	(2,838)	(2,777)	(11,412)
Net increase (decrease) in cash, cash equivalents, and restricted cash	(37,004)	44,119	(7,867)
Cash, cash equivalents, and restricted cash at beginning of period	202,716	158,597	166,464
Cash, cash equivalents, and restricted cash at end of period	165,712	202,716	158,597
Supplemental disclosure of cash flow information:
Interest, net of amounts capitalized	5,915	4,903	6,093
Income taxes	48,530	51,238	44,174
Reconciliation of cash, cash equivalents, and restricted cash:
Total Cash, Cash equivalents, and restricted cash shown in statement of cash flows	$ 202,716	$ 158,597	$ 166,464