CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017
Income Statement [Abstract]
Net Sales	$ 8,351,931	$ 7,911,046	$ 7,256,382
Cost of merchandise sold	5,480,161	5,208,518	4,764,417
Gross profit	2,871,770	2,702,528	2,491,965
Selling, general and administrative expenses	1,932,572	1,823,440	1,639,749
Depreciation and amortization	195,978	177,351	165,834
Operating income	743,220	701,737	686,382
Interest expense, net	19,843	18,352	13,859
Income before income taxes	723,377	683,385	672,523
Income tax expense	161,023	151,028	249,924
Net income	$ 562,354	$ 532,357	$ 422,599
Net income per share – basic	$ 4.70	$ 4.34	$ 3.31
Net income per share – diluted	$ 4.66	$ 4.31	$ 3.30
Weighted average shares outstanding
Basic	119,727	122,651	127,588
Shares, diluted	120,743	123,471	128,204
Dividends declared per common share outstanding	$ 1.36	$ 1.20	$ 1.05