Consolidated Statements of Earnings - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Revenues:
Sales	$ 36,093,907	$ 34,558,286	$ 33,999,921
Other operating income	301,811	278,552	274,188
Total revenues	36,395,718	34,836,838	34,274,109
Costs and expenses:
Cost of merchandise sold	26,311,391	25,129,717	24,734,305
Operating and administrative expenses	7,339,924	6,974,297	6,788,153
Total costs and expenses	33,651,315	32,104,014	31,522,458
Operating profit	2,744,403	2,732,824	2,751,651
Investment income	56,699	226,626	133,067
Other nonoperating income, net	119,866	68,056	55,658
Earnings before income tax expense	2,920,968	3,027,506	2,940,376
Income tax expense	539,801	735,612	914,688
Net earnings	$ 2,381,167	$ 2,291,894	$ 2,025,688
Weighted average shares outstanding	726,407	753,483	769,267
Earnings per share	$ 3.28	$ 3.04	$ 2.63