Accounting Policies Impacts of Adoption of Standards Related to Revenue Recognition, Leases and Cash Flow to Previously Reported Results (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2018	Apr. 01, 2017	Dec. 30, 2017
Consolidated Balance Sheet
Other assets	$ 1,080		$ 1,027
Other current liabilities	1,408		1,474
Deferred income taxes	357		355
Retained earnings	7,334		7,069
Consolidated Statement of Income
Net sales	3,401	$ 3,248
Cost of goods sold	2,149	2,088
Selling, general and administrative expense	742	880
Other income (expense), net	70	88
Income taxes	67	43
Net Income	$ 444	$ 266
Per share amounts:
Basic earnings (in dollars per share)	$ 1.28	$ 0.76
Diluted earnings (in dollars per share)	$ 1.27	$ 0.75
Consolidated Statement of Cash Flows
Net income	$ 444	$ 266	1,254
Deferred income taxes	(1)	(66)
Trade receivables	(175)	(437)
Other	(30)	30
All other current assets and liabilities	(91)	46
Net cash provided by (used in) operating activities	228	(34)
Collections of deferred purchase price on securitized trade receivables	0	245
Net cash provided by (used in) investing activities	$ (131)	114
As previously reported
Consolidated Balance Sheet
Other assets			1,026
Other current liabilities			1,431
Deferred income taxes			363
Retained earnings			7,103
Consolidated Statement of Income
Net sales		3,254
Cost of goods sold		2,050
Selling, general and administrative expense		844
Other income (expense), net		3
Income taxes		42
Net Income		$ 262
Per share amounts:
Basic earnings (in dollars per share)		$ 0.75
Diluted earnings (in dollars per share)		$ 0.74
Consolidated Statement of Cash Flows
Net income		$ 262
Deferred income taxes		(67)
Trade receivables		(192)
Other		30
All other current assets and liabilities		51
Net cash provided by (used in) operating activities		211
Collections of deferred purchase price on securitized trade receivables		0
Net cash provided by (used in) investing activities		(131)
Revenue recognition ASU
Consolidated Balance Sheet
Other assets			1
Other current liabilities			43
Deferred income taxes			(8)
Retained earnings			$ (34)
Consolidated Statement of Income
Net sales		(6)
Cost of goods sold		(16)
Selling, general and administrative expense		5
Other income (expense), net		0
Income taxes		1
Net Income		$ 4
Per share amounts:
Basic earnings (in dollars per share)		$ 0.01
Diluted earnings (in dollars per share)		$ 0.01
Consolidated Statement of Cash Flows
Net income		$ 4
Deferred income taxes		1
Trade receivables		0
Other		0
All other current assets and liabilities		(5)
Net cash provided by (used in) operating activities		0
Collections of deferred purchase price on securitized trade receivables		0
Net cash provided by (used in) investing activities		0
Pension ASU
Consolidated Statement of Income
Net sales		0
Cost of goods sold		54
Selling, general and administrative expense		31
Other income (expense), net		85
Income taxes		0
Net Income		$ 0
Per share amounts:
Basic earnings (in dollars per share)		$ 0.00
Diluted earnings (in dollars per share)		$ 0.00
Cash Flow ASU
Consolidated Statement of Cash Flows
Net income		$ 0
Deferred income taxes		0
Trade receivables		(245)
Other		0
All other current assets and liabilities		0
Net cash provided by (used in) operating activities		(245)
Collections of deferred purchase price on securitized trade receivables		245
Net cash provided by (used in) investing activities		$ 245