CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' DEFICIT - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Deficit [Member]	Accumulated Other Comprehensive Loss [Member]	Treasury Stock [Member]
Balance at Aug. 25, 2018	$ (1,520,355)	$ 275	$ 1,155,426	$ (1,208,824)	$ (235,805)	$ (1,231,427)
Balance, Shares at Aug. 25, 2018		27,530,000
Cumulative effect of adoption of ASU 2014-09 at Aug. 25, 2018	(6,773)	$ 0	0	(6,773)	0	0
Balance at August 25, 2018, as adjusted at Aug. 25, 2018	(1,527,128)	$ 275	1,155,426	(1,215,597)	(235,805)	(1,231,427)
Balance at August 25, 2018, as adjusted, shares at Aug. 25, 2018		27,530,000
Net income	646,044	$ 0	0	646,044	0	0
Total other comprehensive gain (loss)	(32)	0	0	0	(32)	0
Retirement of treasury shares	0	$ (26)	(125,442)	(1,706,972)	0	1,832,440
Retirement of treasury shares, shares		(2,563,000)
Purchase of treasury stock	(847,097)	$ 0	0	0	0	(847,097)
Issuance of common stock under stock options and stock purchase plans	113,946	$ 4	113,942	0	0	0
Issuance of common stock under stock options and stock purchase plans, Shares		292,000
Share-based compensation expense	19,905	$ 0	19,905	0	0	0
Balance at Feb. 09, 2019	(1,594,362)	$ 253	1,163,831	(2,276,525)	(235,837)	(246,084)
Balance, shares at Feb. 09, 2019		25,259,000
Balance at Nov. 17, 2018	(1,658,616)	$ 277	1,209,851	(864,191)	(276,066)	(1,728,487)
Balance, Shares at Nov. 17, 2018		27,658,000
Net income	294,638	$ 0	0	294,638	0	0
Total other comprehensive gain (loss)	40,229	0	0	0	40,229	0
Retirement of treasury shares	0	$ (26)	(125,442)	(1,706,972)	0	1,832,440
Retirement of treasury shares, shares		(2,563,000)
Purchase of treasury stock	(350,037)	$ 0	0	0	0	(350,037)
Issuance of common stock under stock options and stock purchase plans	69,020	$ 2	69,018	0	0	0
Issuance of common stock under stock options and stock purchase plans, Shares		164,000
Share-based compensation expense	10,404	$ 0	10,404	0	0	0
Balance at Feb. 09, 2019	(1,594,362)	$ 253	1,163,831	(2,276,525)	(235,837)	(246,084)
Balance, shares at Feb. 09, 2019		25,259,000
Balance at Aug. 31, 2019	(1,713,851)	$ 254	1,264,448	(1,305,347)	(269,322)	(1,403,884)
Balance, Shares at Aug. 31, 2019		25,445,000
Net income	649,620	$ 0	0	649,620	0	0
Total other comprehensive gain (loss)	40,985	0	0	0	40,985	0
Retirement of treasury shares	0	$ (19)	(99,686)	(1,878,595)	0	1,978,300
Retirement of treasury shares, shares		(1,912,000)
Purchase of treasury stock	(764,846)	$ 0	0	0	0	(764,846)
Issuance of common stock under stock options and stock purchase plans	55,301	$ 2	55,299	0	0	0
Issuance of common stock under stock options and stock purchase plans, Shares		120,000
Share-based compensation expense	21,672	$ 0	21,672	0	0	0
Balance at Feb. 15, 2020	(1,711,119)	$ 237	1,241,733	(2,534,322)	(228,337)	(190,430)
Balance, shares at Feb. 15, 2020		23,653,000
Balance at Nov. 23, 2019	(1,776,090)	$ 254	1,282,629	(955,009)	(250,081)	(1,853,883)
Balance, Shares at Nov. 23, 2019		25,465,000
Net income	299,282	$ 0	0	299,282	0	0
Total other comprehensive gain (loss)	21,744	0	0	0	21,744	0
Retirement of treasury shares	0	$ (19)	(99,686)	(1,878,595)	0	1,978,300
Retirement of treasury shares, shares		(1,912,000)
Purchase of treasury stock	(314,847)	$ 0	0	0	0	(314,847)
Issuance of common stock under stock options and stock purchase plans	46,479	$ 2	46,477	0	0	0
Issuance of common stock under stock options and stock purchase plans, Shares		100,000
Share-based compensation expense	12,313	$ 0	12,313	0	0	0
Balance at Feb. 15, 2020	$ (1,711,119)	$ 237	$ 1,241,733	$ (2,534,322)	$ (228,337)	$ (190,430)
Balance, shares at Feb. 15, 2020		23,653,000