Goodwill and Intangibles (Tables)

12 Months Ended

Dec. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes in Carrying Amount of Goodwill

The carrying amount of goodwill by segment at December 31 was:

	Millions of Dollars
	Midstream		Refining	Marketing and Specialties	Total
Balance at January 1, 2018	$	626	1,805	839	3,270
Adjustments	—		—	—	—
Balance at December 31, 2018	626		1,805	839	3,270
Adjustments	—		—	—	—
Balance at December 31, 2019	$	626	1,805	839	3,270

Schedule of Changes in Carrying Value of Intangible Assets

The gross carrying value of indefinite-lived intangible assets at December 31 consisted of the following:

	Millions of Dollars
	2019		2018
Trade names and trademarks	$	503	503
Refinery air and operating permits	249		250
	$	752	753