Segment Information (Tables)

12 Months Ended

Dec. 31, 2022

Segment Reporting [Abstract]

Schedule of Segment Information by Regions

Revenue, operating income (loss), general and administrative expenses, depreciation and amortization, and impairment of goodwill and intangible assets by operating segment during the years ended December 31, 2022, 2021 and 2020 were as follows:

	Year Ended December 31,
(millions)	2022			2021			2020
Services revenue
Commercial
Lease type contracts	$	261.7		$	206.5		$	180.8
Management type contracts		276.8			232.5			218.1
Total Commercial		538.5			439.0			398.9
Aviation
Lease type contracts		14.0			9.1			8.6
Management type contracts		241.9			153.4			141.5
Total Aviation		255.9			162.5			150.1
Reimbursed management type contract revenue		759.1			575.7			537.9
Total services revenue	$	1,553.5		$	1,177.2		$	1,086.9
Operating income (loss)
Commercial	$	122.0		$	101.3		$	(46.8	)
Aviation		33.5			21.8			(114.9	)
Other		(72.6	)		(56.6	)		(57.9	)
Total operating income (loss)	$	82.9		$	66.5		$	(219.6	)
General and administrative expenses
Commercial	$	29.3		$	23.0		$	18.6
Aviation		12.6			11.8			12.0
Other		67.2			53.4			54.8
Total general and administrative expenses	$	109.1		$	88.2		$	85.4
Depreciation and amortization
Commercial(1)	$	13.1		$	13.5		$	13.5
Aviation(2)		11.2			8.4			12.7
Other		5.4			3.2			3.1
Total depreciation and amortization	$	29.7		$	25.1		$	29.3
Impairment of goodwill and intangible assets
Aviation		—			—			135.3
Total impairment of goodwill and intangible assets	$	—		$	—		$	135.3

(1)Included depreciation and amortization expenses related to cost of services activities of $7.9 million, $7.9 million and $7.6 million during the years ended December 31, 2022, 2021 and 2020, respectively.

(2)Included depreciation and amortization expenses related to cost of services activities of $5.8 million, $4.6 million and $4.1 million during the years ended December 31, 2022, 2021 and 2020, respectively.