Goodwill and Identifiable Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of changes in goodwill

The following table provides information regarding changes in goodwill (in millions):

	Aviation Segment			Land Segment (1)			Total
As of December 31, 2017	$	326.9		$	518.5		$	845.5
2018 acquisitions	—			13.4			13.4
Adjustment of purchase price allocations	(2.2		)	4.5			2.3
Foreign currency translation of non-USD functional currency subsidiary goodwill	(1.8		)	(6.7		)	(8.4		)
As of December 31, 2018	322.9			529.7			852.7
Adjustment for sale of business	—			(13.3		)	(13.3		)
Foreign currency translation of non-USD functional currency subsidiary goodwill	0.7			3.6			4.3
As of December 31, 2019	$	323.6		$	520.1		$	843.7

⁽¹⁾ At December 31, 2019, $455.5 million of the land segment's goodwill amount relates to the land reporting unit.

Schedule of intangible assets subject to amortization

The following table provides information about our identifiable intangible assets (in millions):

	As of December 31, 2019						As of December 31, 2018
	Gross Carrying Amount		Accumulated Amortization (1)		Net		Gross Carrying Amount		Accumulated Amortization (1)		Net
Intangible assets subject to amortization:
Customer relationships	$	382.0	$	226.5	$	155.5	$	373.8	$	198.7	$	175.1
Supplier agreements	39.0		19.8		19.2		39.0		17.6		21.4
Others	40.1		33.5		6.6		40.0		30.5		9.5
	461.1		279.8		181.3		452.8		246.8		206.0
Intangible assets not subject to amortization:
Trademark/trade name rights	40.4				40.4		39.4				39.4
	$	501.5	$	279.8	$	221.7	$	492.2	$	246.8	$	245.4

⁽¹⁾ Includes the impact of foreign exchange

Schedule of intangible assets not subject to amortization

The following table provides information about our identifiable intangible assets (in millions):

	As of December 31, 2019						As of December 31, 2018
	Gross Carrying Amount		Accumulated Amortization (1)		Net		Gross Carrying Amount		Accumulated Amortization (1)		Net
Intangible assets subject to amortization:
Customer relationships	$	382.0	$	226.5	$	155.5	$	373.8	$	198.7	$	175.1
Supplier agreements	39.0		19.8		19.2		39.0		17.6		21.4
Others	40.1		33.5		6.6		40.0		30.5		9.5
	461.1		279.8		181.3		452.8		246.8		206.0
Intangible assets not subject to amortization:
Trademark/trade name rights	40.4				40.4		39.4				39.4
	$	501.5	$	279.8	$	221.7	$	492.2	$	246.8	$	245.4

⁽¹⁾ Includes the impact of foreign exchange

Schedule of future estimated amortization of identifiable intangible assets

The future estimated amortization of our identifiable intangible assets is as follows (in millions):

Year Ended December 31,
2020	$	31.5
2021	29.1
2022	27.6
2023	19.4
2024	18.0
Thereafter	55.7
	$	181.3