Divestitures and Other Transactions (Tables)

3 Months Ended

Mar. 31, 2021

Discontinued Operations and Disposal Groups and Equity Method And Joint Ventures [Abstract]

Summary of Revenues, Costs and Assets Held for Sale of Discontinued Operations

The following table presents the amounts previously reported in discontinued operations, net of income taxes, which were reclassified to continuing operations for the three months ended March 31, 2020.

millions	Three months ended March 31, 2020
Revenues and other income
Net sales	$	203
Costs and other deductions
Oil and gas lease operating expense	23
Transportation expense	7
Taxes other than on income	43
Depreciation, depletion and amortization	67
Other	6
Total costs and other deductions	146
Income before income taxes	57
Income tax expense	(57)
Net income of Algeria operations, after taxes	$	—