CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Unaudited) Statement - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Treasury Stock	Accum. Other Comp. Income	Retained Earnings
Beginning balance, shares outstanding (in shares) at Dec. 30, 2017		125,303
Beginning balance, Stockholders' equity at Dec. 30, 2017	$ 1,418,673	$ 1,363	$ 716,228	$ (2,130,901)	$ 3,358	$ 2,828,625
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issuance under stock award plans & ESPP (in shares)		123
Common stock issuance under stock award plans & ESPP	4,363	$ 1	4,362
Share-based compensation	8,567		8,567
Repurchase of shares to satisfy tax obligations	(569)		(569)
Repurchase of common stock, shares (in shares)		(2,367)
Repurchase of common stock	(157,463)			(157,463)
Dividends paid	(33,591)					(33,591)
Change in fair value of interest rate swaps, net of taxes	1,832				1,832
Net income	71,433					71,433
Ending balance, shares outstanding (in shares) at Mar. 31, 2018		123,059
Ending balance, Stockholders' equity at Mar. 31, 2018	1,313,245	$ 1,364	728,588	(2,288,364)	5,190	2,866,467
Beginning balance, shares outstanding (in shares) at Dec. 30, 2017		125,303
Beginning balance, Stockholders' equity at Dec. 30, 2017	1,418,673	$ 1,363	716,228	(2,130,901)	3,358	2,828,625
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Repurchase of shares to satisfy tax obligations	(622)
Repurchase of common stock	(289,205)
Dividends paid	(109,159)
Change in fair value of interest rate swaps, net of taxes	2,611
Net income	395,506
Ending balance, shares outstanding (in shares) at Sep. 29, 2018		122,120
Ending balance, Stockholders' equity at Sep. 29, 2018	1,495,297	$ 1,372	793,090	(2,420,106)	5,969	3,114,972
Beginning balance, shares outstanding (in shares) at Mar. 31, 2018		123,059
Beginning balance, Stockholders' equity at Mar. 31, 2018	1,313,245	$ 1,364	728,588	(2,288,364)	5,190	2,866,467
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issuance under stock award plans & ESPP (in shares)		229
Common stock issuance under stock award plans & ESPP	9,982	$ 2	9,980
Share-based compensation	7,842		7,842
Repurchase of common stock, shares (in shares)		(1,477)
Repurchase of common stock	(95,082)			(95,082)
Dividends paid	(37,786)					(37,786)
Change in fair value of interest rate swaps, net of taxes	552				552
Net income	207,289					207,289
Ending balance, shares outstanding (in shares) at Jun. 30, 2018		121,811
Ending balance, Stockholders' equity at Jun. 30, 2018	1,406,042	$ 1,366	746,410	(2,383,446)	5,742	3,035,970
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issuance under stock award plans & ESPP (in shares)		761
Common stock issuance under stock award plans & ESPP	40,361	$ 6	40,355
Share-based compensation	6,378		6,378
Repurchase of shares to satisfy tax obligations	(53)		(53)
Repurchase of common stock, shares (in shares)		(452)
Repurchase of common stock	(36,660)			(36,660)
Dividends paid	(37,782)					(37,782)
Change in fair value of interest rate swaps, net of taxes	227				227
Net income	116,784					116,784
Ending balance, shares outstanding (in shares) at Sep. 29, 2018		122,120
Ending balance, Stockholders' equity at Sep. 29, 2018	1,495,297	$ 1,372	793,090	(2,420,106)	5,969	3,114,972
Beginning balance, shares outstanding (in shares) at Dec. 29, 2018		121,828
Beginning balance, Stockholders' equity at Dec. 29, 2018	1,561,820	$ 1,375	823,413	(2,480,677)	3,814	3,213,895
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issuance under stock award plans & ESPP (in shares)		570
Common stock issuance under stock award plans & ESPP	34,732	$ 5	34,727
Share-based compensation	9,624		9,624
Repurchase of shares to satisfy tax obligations	(3,026)		(3,026)
Repurchase of common stock, shares (in shares)		(1,724)
Repurchase of common stock	(155,319)			(155,319)
Dividends paid	(37,623)					(37,623)
Change in fair value of interest rate swaps, net of taxes	(1,464)				(1,464)
Net income	76,832					76,832
Ending balance, shares outstanding (in shares) at Mar. 30, 2019		120,674
Ending balance, Stockholders' equity at Mar. 30, 2019	1,485,576	$ 1,380	864,738	(2,635,996)	3,067	3,252,387
Beginning balance, shares outstanding (in shares) at Dec. 29, 2018		121,828
Beginning balance, Stockholders' equity at Dec. 29, 2018	1,561,820	$ 1,375	823,413	(2,480,677)	3,814	3,213,895
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Repurchase of shares to satisfy tax obligations	(3,790)
Repurchase of common stock	(489,977)
Dividends paid	(121,246)
Change in fair value of interest rate swaps, net of taxes	(4,458)
Net income	418,175
Ending balance, shares outstanding (in shares) at Sep. 28, 2019		118,480
Ending balance, Stockholders' equity at Sep. 28, 2019	1,491,822	$ 1,388	950,908	(2,970,654)	73	3,510,107
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cumulative adjustment as a result of ASU 2017-12 adoption	0				717	(717)
Beginning balance, shares outstanding (in shares) at Mar. 30, 2019		120,674
Beginning balance, Stockholders' equity at Mar. 30, 2019	1,485,576	$ 1,380	864,738	(2,635,996)	3,067	3,252,387
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issuance under stock award plans & ESPP (in shares)		781
Common stock issuance under stock award plans & ESPP	54,699	$ 6	54,693
Share-based compensation	8,776		8,776
Repurchase of shares to satisfy tax obligations	(113)		(113)
Repurchase of common stock, shares (in shares)		(1,732)
Repurchase of common stock	(178,916)			(178,916)
Dividends paid	(42,105)					(42,105)
Change in fair value of interest rate swaps, net of taxes	(2,185)				(2,185)
Net income	219,210					219,210
Ending balance, shares outstanding (in shares) at Jun. 29, 2019		119,723
Ending balance, Stockholders' equity at Jun. 29, 2019	1,544,942	$ 1,386	928,094	(2,814,912)	882	3,429,492
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issuance under stock award plans & ESPP (in shares)		227
Common stock issuance under stock award plans & ESPP	16,112	$ 2	16,110
Share-based compensation	7,355		7,355
Repurchase of shares to satisfy tax obligations	(651)		(651)
Repurchase of common stock, shares (in shares)		(1,470)
Repurchase of common stock	(155,742)			(155,742)
Dividends paid	(41,518)					(41,518)
Change in fair value of interest rate swaps, net of taxes	(809)				(809)
Net income	122,133					122,133
Ending balance, shares outstanding (in shares) at Sep. 28, 2019		118,480
Ending balance, Stockholders' equity at Sep. 28, 2019	$ 1,491,822	$ 1,388	$ 950,908	$ (2,970,654)	$ 73	$ 3,510,107