Consolidated Statements of Earnings - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 26, 2015	Dec. 27, 2014
Revenues:
Sales	$ 33,999,921	$ 32,362,579	$ 30,559,505
Other operating income	274,188	256,180	242,961
Total revenues	34,274,109	32,618,759	30,802,466
Costs and expenses:
Cost of merchandise sold	24,734,305	23,459,610	22,232,650
Operating and administrative expenses	6,788,153	6,480,908	6,168,955
Total costs and expenses	31,522,458	29,940,518	28,401,605
Operating profit	2,751,651	2,678,241	2,400,861
Investment income	133,067	156,026	143,875
Other nonoperating income, net	55,658	34,994	25,385
Earnings before income tax expense	2,940,376	2,869,261	2,570,121
Income tax expense	914,688	904,213	834,813
Net earnings	$ 2,025,688	$ 1,965,048	$ 1,735,308
Weighted average shares outstanding	769,267	774,428	778,708
Basic and diluted earnings per share (in dollars per share)	$ 2.63	$ 2.54	$ 2.23