Goodwill (Tables)

6 Months Ended

Jun. 30, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill by segment and changes during the period

Goodwill by segment and changes in goodwill are reflected in the following table (in millions):

	Transportation		Facilities		Supply and Logistics		Total
Balance at December 31, 2019	$	1,052	$	982	$	506	$	2,540
Acquisitions	2		—		—		2
Foreign currency translation adjustments	(11)		(4)		(3)		(18)
Goodwill, gross	1,043		978		503		2,524
Impairments	(1,038)		(975)		(502)		(2,515)
Foreign currency translation adjustments	(5)		(3)		(1)		(9)
Accumulated impairment losses	(1,043)		(978)		(503)		(2,524)
Balance at June 30, 2020	$	—	$	—	$	—	$	—