Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Feb. 25, 2017	Feb. 27, 2016
Cash flows from operating activities:
Net income	$ 50,730	$ 59,388
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation	37,051	35,297
Amortization of intangible assets	6,229	4,250
Amortization of deferred financing costs	56	104
Gain on sale of assets	(517)
Share-based compensation	4,370	2,537
Accretion on environmental contingencies	300	334
Accretion on asset retirement obligations	423	398
Deferred income taxes	(1,346)	5,978
Changes in assets and liabilities, net of acquisitions:
Receivables, less reserves	(12,887)	(6,528)
Inventories	9,233	4,733
Rental merchandise in service	444	3,477
Prepaid expenses and other current assets and Other assets	7,471	(851)
Accounts payable	3,695	(79)
Accrued liabilities	704	1,574
Prepaid and accrued income taxes	8,793	(5,131)
Net cash provided by operating activities	114,749	105,481
Cash flows from investing activities:
Acquisition of businesses, net of cash acquired	(121,414)	(73)
Capital expenditures	(43,011)	(44,028)
Proceeds from sale of assets	826
Other	123	111
Net cash used in investing activities	(163,476)	(43,990)
Cash flows from financing activities:
Payments on loans payable and long-term debt		(1,046)
Proceeds from exercise of share-based awards, including excess tax benefits	2,283	1,026
Taxes withheld and paid related to net share settlement of equity awards	(1,546)
Payment of cash dividends	(1,448)	(1,436)
Net cash used in financing activities	(711)	(1,456)
Effect of exchange rate changes	(822)	(1,596)
Net (decrease) increase in cash and cash equivalents	(50,260)	58,439
Cash and cash equivalents at beginning of period	363,795	276,553
Cash and cash equivalents at end of period	$ 313,535	$ 334,992