CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	May 03, 2019	Apr. 27, 2018
Cash flows from operating activities:
Net income	$ 158,376	$ 186,266
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	78,499	68,297
Loss on disposition of property and equipment	7,522	4,757
Share-based compensation	5,672	6,063
Changes in assets and liabilities:
Inventories	3,671	(624)
Other current assets	(5,158)	(562)
Accounts payable	(7,015)	(13,693)
Other current liabilities	6,822	(9,269)
Other long-term assets and liabilities	4,197	(20,260)
Net cash provided by operating activities	252,586	220,975
Cash flows from investing activities:
Purchase of property and equipment	(103,862)	(101,985)
Proceeds from insurance recoveries of property and equipment	603	300
Proceeds from sale of property and equipment	134	393
Net cash used in investing activities	(103,125)	(101,292)
Cash flows from financing activities:
Proceeds from issuance of long-term debt	400,000	0
(Taxes withheld) and proceeds from issuance of share-based compensation awards, net	(2,220)	(3,360)
Principal payments under long-term debt	(400,000)	0
Purchases and retirement of common stock	0	(14,772)
Deferred financing costs	(3,022)	0
Dividends on common stock	(91,290)	(88,258)
Net cash used in financing activities	(96,532)	(106,390)
Net increase in cash and cash equivalents	52,929	13,293
Cash and cash equivalents, beginning of period	114,656	161,001
Cash and cash equivalents, end of period	167,585	174,294
Cash paid during the period for:
Interest, net of amounts capitalized	11,881	10,213
Income taxes	31,129	32,940
Supplemental schedule of non-cash investing and financing activities:
Capital expenditures accrued in accounts payable	4,980	6,291
Change in fair value of interest rate swaps	(6,629)	12,779
Change in deferred tax asset for interest rate swaps	1,663	(4,099)
Dividends declared but not yet paid	$ 31,106	$ 30,035