Consolidated Statements of Stockholders' Equity and Comprehensive Income (Loss) Statement - USD ($) $ in Thousands, shares in Millions	Total	Common Stock	Treasury Stock	Additional Paid-in Capital	Retained Earnings (Accumulated Deficit)	Accumulated Other Comprehensive Loss
Beginning balance at Sep. 29, 2017	$ 4,065,700	$ 45,800	$ (1,925,000)	$ 2,893,800	$ 3,059,600	$ (8,500)
Common stock, shares, outstanding beginning balance (in shares) at Sep. 29, 2017		183.1
Treasury stock, shares outstanding, beginning balance (in shares) at Sep. 29, 2017			42.9
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	918,400				918,400
Exercise and settlement of share based awards and related tax benefit, net of shares withheld for taxes (in shares)		2.0	0.4
Exercise and settlement of share based awards and related tax benefit, net of shares withheld for taxes	10,300	$ 500	$ (48,000)	57,800
Share-based Compensation expense	$ 105,400			107,300
Share repurchase program (in shares)	(7.7)	(7.7)
Share repurchase program	$ (759,500)	$ (1,900)	$ (759,500)	1,900
Stock Repurchased During Period, Shares			7.7
Dividends declared	(243,200)				(243,200)
Stock Issued During Period, Value of Share Based Compensation, Pre-combination service on replacement awards	200
Other comprehensive income (loss)	(300)					(300)
Common stock, shares, outstanding ending balance (in shares) at Sep. 28, 2018		177.4
Treasury stock, shares outstanding, ending balance (in shares) at Sep. 28, 2018			51.0
Ending balance at Sep. 28, 2018	4,097,000	$ 44,400	$ (2,732,500)	3,061,000	3,732,900	(8,800)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cumulative Effect of New Accounting Principle in Period of Adoption					(1,900)
Net income	853,600				853,600
Exercise and settlement of share based awards and related tax benefit, net of shares withheld for taxes (in shares)		1.6	0.3
Exercise and settlement of share based awards and related tax benefit, net of shares withheld for taxes	19,800	$ 300	$ (22,800)	42,200
Share-based Compensation expense	$ 82,500			82,500
Share repurchase program (in shares)	(8.9)	(8.9)
Share repurchase program	$ (657,600)	$ (2,200)	$ (657,600)	2,200
Stock Repurchased During Period, Shares			8.9
Dividends declared	(273,900)				(273,900)
Other comprehensive income (loss)	$ 800					800
Common stock, shares, outstanding ending balance (in shares) at Sep. 27, 2019	170.1	170.1
Treasury stock, shares outstanding, ending balance (in shares) at Sep. 27, 2019			60.1
Ending balance at Sep. 27, 2019	$ 4,122,300	$ 42,500	$ (3,412,900)	3,188,000	4,312,600	(7,900)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	814,800
Exercise and settlement of share based awards and related tax benefit, net of shares withheld for taxes (in shares)		1.8	0.3
Exercise and settlement of share based awards and related tax benefit, net of shares withheld for taxes	46,800	$ 500	$ (33,100)	79,400
Share-based Compensation expense	$ 134,700			134,700
Share repurchase program (in shares)	(6.3)	(6.3)
Share repurchase program	$ (647,500)	$ (1,600)	$ (647,500)	1,600
Stock Repurchased During Period, Shares			6.3
Dividends declared	(307,000)				(307,000)
Other comprehensive income (loss)	$ 100					100
Common stock, shares, outstanding ending balance (in shares) at Oct. 02, 2020	165.6	165.6
Treasury stock, shares outstanding, ending balance (in shares) at Oct. 02, 2020			66.7
Ending balance at Oct. 02, 2020	$ 4,164,200	$ 41,400	$ (4,093,500)	$ 3,403,700	$ 4,820,400	$ (7,800)