Property, Plant And Equipment (Property, Plant And Equipment, Net) (Details) - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019
Property, Plant And Equipment [Abstract]
Property, plant and equipment	$ 26,788	$ 26,552
Less: Accumulated depreciation	(13,898)	(13,589)
Property, plant and equipment, net	12,890	12,963
Assets reclassified as held for sale	$ 1,075	$ 1,049

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount classified as property, plant and equipment attributable to disposal group held for sale or disposed of.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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