CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Aug. 03, 2018	Jul. 28, 2017	Jul. 29, 2016
Cash flows from operating activities:
Net income	$ 247,620	$ 201,899	$ 189,299
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	93,692	86,319	78,223
Loss on disposition of property and equipment	7,119	5,585	7,146
Share-based compensation	6,977	8,458	13,202
Excess tax benefit from share-based compensation	0	(2,636)	(2,626)
Changes in assets and liabilities:
Accounts receivable	(1,380)	1,273	(1,339)
Income taxes receivable	4,265	14,555	(13,558)
Inventories	114	(4,059)	750
Prepaid expenses and other current assets	(500)	(1,274)	(406)
Other assets	(1,400)	(4,344)	130
Accounts payable	3,937	(14,098)	(624)
Taxes withheld and accrued	344	(836)	(1,500)
Accrued employee compensation	(10,389)	9,752	(6,246)
Accrued employee benefits	(1,343)	(1,169)	211
Deferred revenues	3,916	8,348	5,048
Other current liabilities	(8,121)	4,470	(3,705)
Other long-term obligations	157	3,461	(6,269)
Deferred income taxes	(14,388)	5,063	13,642
Net cash provided by operating activities	330,620	320,767	271,378
Cash flows from investing activities:
Purchase of property and equipment	(152,249)	(110,591)	(114,022)
Proceeds from insurance recoveries of property and equipment	616	483	662
Proceeds from sale of property and equipment	411	503	845
Net cash used in investing activities	(151,222)	(109,605)	(112,515)
Cash flows from financing activities:
(Taxes withheld) and proceeds from issuance of share-based compensation awards, net	(3,816)	(6,896)	(5,779)
Purchases and retirement of common stock	(14,772)	0	(14,653)
Dividends on common stock	(207,155)	(196,867)	(255,546)
Excess tax benefit from share-based compensation	0	2,636	2,626
Net cash used in financing activities	(225,743)	(201,127)	(273,352)
Net (decrease) increase in cash and cash equivalents	(46,345)	10,035	(114,489)
Cash and cash equivalents, beginning of year	161,001	150,966	265,455
Cash and cash equivalents, end of year	114,656	161,001	150,966
Cash paid during the year for:
Interest, net of amounts capitalized	17,272	12,847	12,752
Income taxes	43,471	78,092	84,868
Supplemental schedule of non-cash investing and financing activities:
Capital expenditures accrued in accounts payable	8,183	6,743	6,379
Change in fair value of interest rate swaps	13,103	15,402	(16,188)
Change in deferred tax asset for interest rate swaps	(4,189)	(5,891)	6,173
Dividends declared but not yet paid	$ 31,784	$ 31,296	$ 30,625