Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Amount of interest capitalized during the period.

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Amount of the cost of borrowed funds accounted for as interest expense.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Financial Instruments - Long-term Debt Maturity (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Apr. 02, 2017	Dec. 31, 2017	Oct. 31, 2017	Sep. 12, 2017	Nov. 13, 2015	Jan. 28, 2013
Debt Instrument [Line Items]
2018	$ 0
2019	500
2020	0
2021	0
After 2021	4,500
Total long-term debt	5,000		$ 5,000
Interest expense, net of capitalized interest	47	$ 41
Capitalized interest	$ 2	$ 1
Senior Notes [Member]
Debt Instrument [Line Items]
Total long-term debt					$ 1,250	$ 1,250	$ 3,650
Senior Notes [Member] \| Senior Notes Due 2018 [Member]
Debt Instrument [Line Items]
Long-term debt current portion				$ 750