Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	May 28, 2016	May 30, 2015
Cash flows from operating activities:
Net income	$ 89,532,000	$ 95,358,000
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation	53,556,000	49,270,000
Amortization of intangible assets	6,400,000	6,581,000
Amortization of deferred financing costs	156,000	156,000
Share-based compensation	3,625,000	4,413,000
Accretion on environmental contingencies	502,000	452,000
Accretion on asset retirement obligations	599,000	503,000
Deferred income taxes	6,034,000	6,668,000
Changes in assets and liabilities, net of acquisitions:
Receivables, less reserves	(5,698,000)	(9,463,000)
Inventories	4,063,000	(5,714,000)
Rental merchandise in service	1,571,000	1,417,000
Prepaid expenses and other current assets	(1,356,000)	(7,812,000)
Accounts payable	(1,627,000)	(2,106,000)
Accrued liabilities	6,358,000	10,283,000
Prepaid and accrued income taxes	(2,635,000)	8,408,000
Net cash provided by operating activities	161,080,000	158,414,000
Cash flows from investing activities:
Acquisition of businesses, net of cash acquired	(10,861,000)	(19,815,000)
Capital expenditures	(72,065,000)	(82,272,000)
Other	(64,000)	(1,160,000)
Net cash used in investing activities	(82,990,000)	(103,247,000)
Cash flows from financing activities:
Proceeds from loans payable and long-term debt	0	5,401,000
Payments on loans payable and long-term debt	(1,326,000)	(9,580,000)
Payment of deferred financing costs	(813,000)
Proceeds from exercise of share-based awards, including excess tax benefits	1,394,000	8,055,000
Taxes withheld and paid related to net share settlement of equity awards	(4,425,000)	(5,002,000)
Payment of cash dividends	(2,155,000)	(2,151,000)
Net cash used in financing activities	(7,325,000)	(3,277,000)
Effect of exchange rate changes	265,000	(7,987,000)
Net increase in cash and cash equivalents	71,030,000	43,903,000
Cash and cash equivalents at beginning of period	276,553,000	191,769,000
Cash and cash equivalents at end of period	$ 347,583,000	$ 235,672,000