Assets Held For Sale	9 Months Ended
	Sep. 30, 2020
Assets Held For Sale [Abstract]
Assets Held For Sale	Assets Held For SaleAt September 30, 2020, the company classified $1.80 billion of net properties, plant and equipment as “Assets held for sale” on the Consolidated Balance Sheet. These assets are associated with upstream operations that are anticipated to be sold in the next 12 months. The revenues and earnings contributions of these assets in 2019 and the first nine months of 2020 were not material.