Inventories (Details) - USD ($) $ in Millions	Mar. 31, 2019	Dec. 30, 2018
Summary of Inventories
Raw materials and supplies	$ 1,177	$ 1,114
Goods in process	2,081	2,109
Finished goods	5,828	5,376
Total inventories	9,086	8,599
AdvancedSterilizationProducts \| Discontinued Operations, Held-for-sale or Disposed of by Sale
Summary of Inventories
Disposal group inventory	200
Assets held for sale, current	200	200
Supply Chain \| Discontinued Operations, Held-for-sale or Disposed of by Sale
Summary of Inventories
Assets held for sale, current	$ 200	$ 300

Amount classified as inventory attributable to disposal group held for sale or disposed of.

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Amount classified as inventory attributable to disposal group, expected to be disposed of within one year or the normal operating cycle, if longer.

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Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

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Aggregated amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed. This amount is net of valuation reserves and adjustments.

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