Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Aug. 27, 2022	Aug. 28, 2021	Aug. 29, 2020
Cash flows from operating activities:
Net income	$ 103,404	$ 151,111	$ 135,770
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	108,777	105,955	104,697
Amortization of deferred financing costs	164	147	112
Share-based compensation	9,103	7,011	5,999
Accretion on environmental contingencies	596	448	537
Accretion on asset retirement obligations	970	985	929
Other	(1,157)	391	2,524
Deferred income taxes	20,008	300	(12,152)
Changes in assets and liabilities, net of acquisitions:
Receivables, less reserves	(40,626)	(16,685)	14,589
Inventories	(8,148)	(37,213)	(5,066)
Rental merchandise in service	(36,597)	(26,323)	32,262
Prepaid expenses and other current assets and Other assets	9,250	5,015	840
Accounts payable	(927)	15,136	(10,702)
Accrued liabilities	(31,517)	16,446	19,866
Prepaid and accrued income taxes	(10,651)	(10,422)	(3,521)
Net cash provided by operating activities	122,649	212,302	286,684
Cash flows from investing activities:
Acquisition of businesses, net of cash acquired	(44,203)	(8,443)	(41,221)
Capital expenditures, including capitalization of software costs	(144,319)	(133,639)	(116,717)
Proceeds from sale of assets	2,015	617	322
Net cash used in investing activities	(186,507)	(141,465)	(157,616)
Cash flows from financing activities:
Payment of deferred financing costs	0	(822)
Proceeds from exercise of share-based awards	(167)	4	73
Taxes withheld and paid related to net share settlement of equity awards	(4,068)	(4,068)	(3,731)
Repurchase of Common Stock	(44,412)	(11,222)	(21,745)
Payment of cash dividends	(20,791)	(18,147)	(15,700)
Net cash used in financing activities	(69,438)	(34,255)	(41,103)
Effect of exchange rate changes	(3,173)	1,448	1,532
Net increase (decrease) in cash and cash equivalents	(136,469)	38,030	89,497
Cash and cash equivalents at beginning of period	512,868	474,838	385,341
Cash and cash equivalents at end of period	376,399	512,868	474,838
Supplemental disclosure of cash flow information:
Capital expenditures in accounts payable	8,737	6,705	6,637
Interest paid	838	685	637
Income taxes paid, net of refunds received	$ 24,559	$ 56,393	$ 58,402