Consolidated Statements of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Total	Treasury Stock	Share Repurchase Program Treasury Stock
Redeemable Noncontrolling Interest, Equity, Other, Carrying Amount	$ 0
Balance (in shares) at Sep. 29, 2018		289,900				19,812
Balance at Sep. 29, 2018	2,428,800	$ 2,900	$ 5,671,300	$ (2,494,000)	$ (25,500)	$ (725,900)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options (in shares)		373
Exercise of stock options	9,100		9,100
Vesting of restricted stock units, net of shares withheld for employee taxes ( in shares)		575
Vesting of restricted stock units, net of shares withheld for employee taxes	(11,600)		(11,600)
Stock-based compensation expense	17,100		17,100
Net income	98,600
Other comprehensive income activity	(6,400)				(6,400)
Repurchase of common stock (in shares)						3,712
Repurchase of common stock	150,100					$ 150,100
Balance (in shares) at Dec. 29, 2018		290,848				23,524
Balance at Dec. 29, 2018	2,394,400	$ 2,900	5,685,900	(2,386,500)	(31,900)	$ (876,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Noncontrolling Interest in Net Income (Loss) Other Noncontrolling Interests, Redeemable	0
Net income	98,600
Accelerated share repurchase agreement	0
Payments to Noncontrolling Interests	0
Redeemable Noncontrolling Interest, Equity, Other, Carrying Amount	0
Accounting standard transition adjustment | Accounting Standards Update 2014-09	6,400			6,400
Accounting standard transition adjustment | Accounting Standards Update 2016-16	(2,500)			(2,500)
Exercise of stock options (in shares)		454
Exercise of stock options	11,600		11,600
Vesting of restricted stock units, net of shares withheld for employee taxes ( in shares)		33
Vesting of restricted stock units, net of shares withheld for employee taxes	(400)		(400)
Common stock issued under the employee stock purchase plan (in shares)		226
Common stock issued under the employee stock purchase plan	7,900		7,900
Stock-based compensation expense	17,500		17,500
Net income	(272,600)
Other comprehensive income activity	1,400				1,400
Balance (in shares) at Mar. 30, 2019		291,561				23,524
Balance at Mar. 30, 2019	2,159,800	$ 2,900	5,722,500	(2,659,100)	(30,500)	$ (876,000)
Redeemable Noncontrolling Interest, Equity, Other, Carrying Amount	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options (in shares)		108
Exercise of stock options	3,100		3,100
Vesting of restricted stock units, net of shares withheld for employee taxes ( in shares)		21
Vesting of restricted stock units, net of shares withheld for employee taxes	(500)		(500)
Stock-based compensation expense	13,900		13,900
Net income	93,900
Other comprehensive income activity	(3,700)				(3,700)
Repurchase of common stock (in shares)						1,114
Repurchase of common stock	50,000					$ 50,000
Balance (in shares) at Jun. 29, 2019		291,690				24,638
Balance at Jun. 29, 2019	2,216,500	$ 2,900	5,739,000	(2,565,200)	(34,200)	$ (926,000)
Redeemable Noncontrolling Interest, Equity, Other, Carrying Amount	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options (in shares)		369
Exercise of stock options			9,000
Vesting of restricted stock units, net of shares withheld for employee taxes ( in shares)		16
Vesting of restricted stock units, net of shares withheld for employee taxes			(300)
Common stock issued under the employee stock purchase plan (in shares)		248
Common stock issued under the employee stock purchase plan			8,600
Stock-based compensation expense			13,500
Net income	(123,500)
Other comprehensive income activity					(8,100)
Balance (in shares) at Sep. 28, 2019		292,323				24,638
Balance at Sep. 28, 2019	2,115,700	$ 2,900	5,769,800	(2,688,700)	(42,300)	$ (926,000)
Redeemable Noncontrolling Interest, Equity, Other, Carrying Amount	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	2,115,700
Noncontrolling Interest, Increase from Business Combination	8,600
Exercise of stock options (in shares)		540
Exercise of stock options			13,800
Vesting of restricted stock units, net of shares withheld for employee taxes ( in shares)		476
Vesting of restricted stock units, net of shares withheld for employee taxes			(10,900)
Stock-based compensation expense			18,100
Net income	385,800
Other comprehensive income activity					13,600
Repurchase of common stock (in shares)						1,545	3,279
Repurchase of common stock	80,900					$ 80,900	$ (164,000)
ASR portion flowing through APIC						$ (41,000)
Balance (in shares) at Dec. 28, 2019		293,339				29,462
Balance at Dec. 28, 2019	2,250,800	$ 2,900	$ 5,749,800	(2,302,300)	$ (28,700)	$ (1,170,900)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Noncontrolling Interest in Net Income (Loss) Other Noncontrolling Interests, Redeemable	(300)
Net income	386,100
Accelerated share repurchase agreement	(205,000)
Payments to Noncontrolling Interests	(1,400)
Redeemable Noncontrolling Interest, Equity, Other, Carrying Amount	6,900
Accounting standard transition adjustment | Accounting Standards Update 2018-01 [Member]				$ 300
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	$ 2,257,700