Consolidated Statements of Cash Flows - USD ($) $ in Thousands		12 Months Ended
		Aug. 26, 2023	Aug. 27, 2022	Aug. 28, 2021
Cash flows from operating activities:
Net income		$ 103,674	$ 103,404	$ 151,111
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	[1]	121,233	108,777	105,955
Share-based compensation		9,063	9,103	7,011
Accretion on environmental contingencies		1,036	596	448
Accretion on asset retirement obligations		923	970	985
Other		1,020	(993)	538
Deferred income taxes		22,143	20,008	300
Changes in assets and liabilities, net of acquisitions:
Receivables, less reserves		(21,714)	(40,626)	(16,685)
Inventories		4,001	(8,148)	(37,213)
Rental merchandise in service		(20,847)	(36,597)	(26,323)
Prepaid expenses and other current assets and Other assets		(7,057)	9,250	5,015
Accounts payable		10,111	(927)	15,136
Accrued liabilities		(12,762)	(31,517)	16,446
Prepaid and accrued income taxes		4,938	(10,651)	(10,422)
Net cash provided by operating activities		215,762	122,649	212,302
Cash flows from investing activities:
Acquisition of businesses, net of cash acquired		(306,193)	(44,203)	(8,443)
Capital expenditures, including capitalization of software costs		(171,991)	(144,319)	(133,639)
Purchases of investments		(117,012)	0	0
Maturities of investments		107,000	0	0
Proceeds from sale of assets		549	2,015	617
Net cash used in investing activities		(487,647)	(186,507)	(141,465)
Cash flows from financing activities:
Payment of deferred financing costs		(851)	0	(822)
Borrowings under line of credit		80,000	0	0
Repayments under line of credit		(80,000)	0	0
Proceeds from exercise of share-based awards		3	(167)	4
Taxes withheld and paid related to net share settlement of equity awards		(2,891)	(4,068)	(4,068)
Repurchase of Common Stock		0	(44,412)	(11,222)
Payment of cash dividends		(22,100)	(20,791)	(18,147)
Net cash used in financing activities		(25,839)	(69,438)	(34,255)
Effect of exchange rate changes		768	(3,173)	1,448
Net (decrease) increase in cash and cash equivalents		(296,956)	(136,469)	38,030
Cash and cash equivalents at beginning of period		376,399	512,868	474,838
Cash and cash equivalents at end of period		79,443	376,399	512,868
Supplemental disclosure of cash flow information:
Capital expenditures in accounts payable		7,351	8,737	6,705
Interest paid		1,344	838	685
Income taxes paid, net of refunds received		$ 8,491	$ 24,559	$ 56,393

[1] Depreciation and amortization for the full year of fiscal 2023 and 2022 included approximately $14.7 million and $10.9 million, respectively, of non-cash amortization expense recognized on acquisition-related intangible assets.