CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 29, 2014	Mar. 30, 2013
Cash flows from operating activities:
Cash received from customers	$ 7,819,033	$ 7,419,770
Cash paid to employees and suppliers	(6,739,340)	(6,333,856)
Income taxes paid	(30,979)	(19,094)
Self-insured claims paid	(70,227)	(81,521)
Dividends and interest received	50,906	42,532
Other operating cash receipts	59,147	53,744
Other operating cash payments	(3,793)	(3,265)
Net cash provided by operating activities	1,084,747	1,078,310
Cash flows from investing activities:
Payment for capital expenditures	(205,145)	(120,647)
Proceeds from sale of property, plant and equipment	2,398	1,170
Payment for investments	(754,707)	(780,168)
Proceeds from sale and maturity of investments	253,400	220,665
Net cash used in investing activities	(704,054)	(678,980)
Cash flows from financing activities:
Payment for acquisition of common stock	(202,995)	(172,701)
Proceeds from sale of common stock	94,851	77,346
Repayment of long-term debt	(5,464)	(879)
Other, net	(808)	(234)
Net cash used in financing activities	(114,416)	(96,468)
Net increase in cash and cash equivalents	266,277	302,862
Cash and cash equivalents at beginning of period	301,868	337,400
Cash and cash equivalents at end of period	568,145	640,262
Reconciliation of net earnings to net cash provided by operating activities:
Net earnings	493,706	471,253
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	118,591	124,948
Increase in LIFO reserve	9,357	10,663
Retirement contributions paid or payable in common stock	95,399	93,258
Deferred income taxes and affordable housing amortization	(19,561)	(5,499)
Loss on disposal and impairment of property, plant and equipment	9,513	2,088
Gain on AFS securities	(5,602)	(2,659)
Net amortization of investments	35,408	31,338
Changes in operating assets and liabilities providing (requiring) cash:
Trade receivables	(12,524)	(101,205)
Merchandise inventories	(3,566)	54,415
Prepaid expenses and other noncurrent assets	(9,360)	(8,254)
Accounts payable and accrued expenses	138,690	179,738
Self-insurance reserves	223	1,650
Federal and state income taxes	235,398	226,006
Other noncurrent liabilities	(925)	570
Total adjustments	591,041	607,057
Net cash provided by operating activities	$ 1,084,747	$ 1,078,310