Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Jan. 02, 2022	Jan. 03, 2021	Dec. 29, 2019
Cash flows from operating activities
Net earnings	$ 20,878	$ 14,714	$ 15,119
Adjustments to reconcile net earnings to cash flows from operating activities:
Depreciation and amortization of property and intangibles	7,390	7,231	7,009
Stock based compensation	1,135	1,005	977
Asset write-downs	989	233	1,096
Contingent consideration reversal	0	(1,148)	0
Net gain on sale of assets/businesses	(617)	(111)	(2,154)
Deferred tax provision	(2,079)	(1,141)	(2,476)
Credit losses and accounts receivable allowances	(48)	63	(20)
Changes in assets and liabilities, net of effects from acquisitions and divestitures:
(Increase)/Decrease in accounts receivable	(2,402)	774	(289)
Increase in inventories	(1,248)	(265)	(277)
Increase in accounts payable and accrued liabilities	2,437	5,141	4,060
Increase in other current and non-current assets	(1,964)	(3,704)	(1,054)
(Decrease)/Increase in other current and non-current liabilities	(1,061)	744	1,425
Net cash flows from operating activities	23,410	23,536	23,416
Cash flows from investing activities
Additions to property, plant and equipment	(3,652)	(3,347)	(3,498)
Proceeds from the disposal of assets/businesses, net	711	305	3,265
Acquisitions, net of cash acquired (Note 18)	(60)	(7,323)	(5,810)
Purchases of investments	(30,394)	(21,089)	(3,920)
Sales of investments	25,006	12,137	3,387
Credit support agreements activity, net	214	(987)	338
Other (primarily licenses and milestones)	(508)	(521)	44
Net cash used by investing activities	(8,683)	(20,825)	(6,194)
Cash flows from financing activities
Dividends to shareholders	(11,032)	(10,481)	(9,917)
Repurchase of common stock	(3,456)	(3,221)	(6,746)
Proceeds from short-term debt	1,997	3,391	39
Repayment of short-term debt	(1,190)	(2,663)	(100)
Proceeds from long-term debt, net of issuance costs	5	7,431	3
Repayment of long-term debt	(1,802)	(1,064)	(2,823)
Proceeds from the exercise of stock options/employee withholding tax on stock awards, net	1,036	1,114	954
Credit support agreements activity, net	281	(333)	100
Other	114	(294)	475
Net cash used by financing activities	(14,047)	(6,120)	(18,015)
Effect of exchange rate changes on cash and cash equivalents	(178)	89	(9)
Increase/(Decrease) in cash and cash equivalents	502	(3,320)	(802)
Cash and cash equivalents, beginning of year (Note 1)	13,985	17,305	18,107
Cash and cash equivalents, end of year (Note 1)	14,487	13,985	17,305
Cash paid during the year for:
Interest	990	904	995
Interest, net of amount capitalized	941	841	925
Income taxes	4,768	4,619	4,191
Supplemental schedule of non-cash investing and financing activities
Treasury stock issued for employee compensation and stock option plans, net of cash proceeds/ employee withholding tax on stock awards	1,811	1,937	1,736
Conversion of debt	0	27	1
Acquisitions
Fair value of assets acquired	61	7,755	7,228
Fair value of liabilities assumed and noncontrolling interests	(1)	(432)	(1,418)
Net cash paid for acquisitions (Note 18)	$ 60	$ 7,323	$ 5,810