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Derivatives and Fair Value of Financial Instruments-Deferred Comp Securities (Details) - USD ($) $ in Millions	9 Months Ended
	Oct. 02, 2021	Sep. 26, 2020	Dec. 31, 2020
Assets:
Long-term equity investment	$ 144		$ 87
Investments
Contribution to long-term investment	77	$ 41
Commodities
Assets:
Derivative assets and liabilities, net basis	42		24
Business Development Company
Investments
Contribution to long-term investment	50
Domestic debt securities
Assets:
Trading securities	724		496
Domestic equity securities
Assets:
Trading securities	446		702
Foreign equity securities
Assets:
Trading securities	192		133
Foreign debt securities
Assets:
Trading securities	124		68
Money market funds held in trading accounts
Assets:
Trading securities	9		47
Other trading investments
Assets:
Trading securities	21		19
Recurring basis \| Level 1
Assets:
Total assets	1,171		1,134
Liabilities:
Total liabilities	11		19
Recurring basis \| Level 1 \| Commodities
Assets:
Derivatives	16		28
Liabilities:
Derivatives	11		19
Recurring basis \| Level 1 \| Domestic debt securities \| Short-term investments
Assets:
Trading securities	480		196
Recurring basis \| Level 1 \| Domestic equity securities \| Short-term investments
Assets:
Trading securities	446		702
Recurring basis \| Level 1 \| Domestic equity securities \| Other current assets
Assets:
Trading securities	14		14
Recurring basis \| Level 1 \| Foreign equity securities \| Short-term investments
Assets:
Trading securities	192		133
Recurring basis \| Level 1 \| Foreign equity securities \| Other current assets
Assets:
Trading securities	4		3
Recurring basis \| Level 1 \| Foreign debt securities \| Short-term investments
Assets:
Trading securities	2
Recurring basis \| Level 1 \| Money market funds held in trading accounts \| Short-term investments
Assets:
Trading securities	9		47
Recurring basis \| Level 1 \| Money market funds held in trading accounts \| Other current assets
Assets:
Trading securities	6		6
Recurring basis \| Level 1 \| Other trading investments \| Short-term investments
Assets:
Trading securities			3
Recurring basis \| Level 1 \| Fixed income mutual funds \| Other current assets
Assets:
Trading securities	2		2
Recurring basis \| Level 2
Assets:
Total assets	392		387
Liabilities:
Total liabilities	2		10
Recurring basis \| Level 2 \| Interest rate swaps
Assets:
Derivatives			1
Recurring basis \| Level 2 \| Foreign currencies
Assets:
Derivatives	3
Liabilities:
Derivatives	1		9
Recurring basis \| Level 2 \| Domestic debt securities \| Short-term investments
Assets:
Trading securities	244		300
Recurring basis \| Level 2 \| Foreign debt securities \| Short-term investments
Assets:
Trading securities	122		68
Recurring basis \| Level 2 \| Other trading investments
Liabilities:
Derivatives			1
Recurring basis \| Level 2 \| Other trading investments \| Short-term investments
Assets:
Trading securities	22		17
Liabilities:
Derivatives	1
Recurring basis \| Level 2 \| Fixed income mutual funds \| Other current assets
Assets:
Trading securities	1		1
Recurring basis \| Level 3
Assets:
Total assets	82		31
Liabilities:
Contingent consideration	18		16
Total liabilities	18		16
Recurring basis \| Level 3 \| Business Development Company
Assets:
Long-term equity investment	82		31
Recurring basis \| Fair Value
Assets:
Total assets	1,645		1,552
Liabilities:
Contingent consideration	18		16
Total liabilities	31		45
Recurring basis \| Fair Value \| Commodities
Assets:
Derivatives	16		28
Liabilities:
Derivatives	11		19
Recurring basis \| Fair Value \| Interest rate swaps
Assets:
Derivatives			1
Recurring basis \| Fair Value \| Foreign currencies
Assets:
Derivatives	3
Liabilities:
Derivatives	1		9
Recurring basis \| Fair Value \| Business Development Company
Assets:
Long-term equity investment	82		31
Recurring basis \| Fair Value \| Domestic debt securities \| Short-term investments
Assets:
Trading securities	724		496
Recurring basis \| Fair Value \| Domestic equity securities \| Short-term investments
Assets:
Trading securities	446		702
Recurring basis \| Fair Value \| Domestic equity securities \| Other current assets
Assets:
Trading securities	14		14
Recurring basis \| Fair Value \| Foreign equity securities \| Short-term investments
Assets:
Trading securities	192		133
Recurring basis \| Fair Value \| Foreign equity securities \| Other current assets
Assets:
Trading securities	4		3
Recurring basis \| Fair Value \| Foreign debt securities \| Short-term investments
Assets:
Trading securities	124		68
Recurring basis \| Fair Value \| Money market funds held in trading accounts \| Short-term investments
Assets:
Trading securities	9		47
Recurring basis \| Fair Value \| Money market funds held in trading accounts \| Other current assets
Assets:
Trading securities	6		6
Recurring basis \| Fair Value \| Other trading investments
Liabilities:
Derivatives			1
Recurring basis \| Fair Value \| Other trading investments \| Short-term investments
Assets:
Trading securities	22		20
Liabilities:
Derivatives	1
Recurring basis \| Fair Value \| Fixed income mutual funds \| Other current assets
Assets:
Trading securities	$ 3		$ 3