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Income Taxes (Tables)

6 Months Ended

Jun. 30, 2019

Income Tax Disclosure [Abstract]

Schedule of Effective Income Tax Rate Reconciliation

The following table summarizes the difference between income tax expense (benefit) at the U.S. statutory rate of 21% and the income tax expense (benefit) at effective worldwide tax rates for the respective periods:

		Three Months Ended June 30,								Six Months Ended June 30,
Millions of dollars		2019				2018				2019				2018
Earnings (loss) before income taxes		$	202			$	(609	)		$	544			$	(500	)
Income tax expense (benefit) computed at United States statutory tax rate		42				(128		)		114				(105		)
Valuation allowances		39				39				(196		)		39
Audits and settlements		(13		)		(3		)		(13		)		(3		)
U.S. foreign income items, net of credits		4				(34		)		11				(45		)
Changes in enacted tax rates		25				—				25				—
Non deductible impairments		—				138				—				138
Non deductible government payments		—				37				—				37
Other		33				(19		)		57				(16		)
Income tax expense (benefit) computed at effective worldwide tax rates		$	130			$	30			$	(2	)		$	45

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- References

No definition available.

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- Definition

Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319

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