Intangible Assets and Goodwill (Tables)

6 Months Ended

Jun. 30, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

Intangible assets at June 30, 2020 and December 31, 2019 consisted of the following ($ in millions):

	June 30, 2020		December 31, 2019
Contractual arrangements	$	923	$	921
Non-compete agreements	14		14
Customer relationships	352		352
Trade names	16		16
Technology	9		9
	1,314		1,312
Less: accumulated amortization	(609)		(583)
Intangible assets, net	$	705	$	729

Schedule of Goodwill

The goodwill balance by reportable segments as of June 30, 2020 is comprised of the following ($ in millions):

	IMTT		Atlantic Aviation		MIC Hawaii		Total
Goodwill acquired in business combinations, net of disposals, at December 31, 2019	$	1,430	$	619	$	123	$	2,172
Accumulated impairment charges	—		(123)		(3)		(126)
Other	(2)		(1)		—		(3)
Balance at December 31, 2019	1,428		495		120		2,043
Goodwill related to 2020 acquisition	—		1		—		1
Balance at June 30, 2020	$	1,428	$	496	$	120	$	2,044