Other Assets (Tables)

12 Months Ended

Dec. 31, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-Lived Intangible Assets

Intangible assets are summarized as follows:

	December 31, 2023		December 31, 2022
Intangible assets
Favorable leasehold interests	$	2.8	$	2.8
Developed technology asset(1)	103.1		103.1
Customer relationships intangible assets(2)	139.6		139.6
Total intangible assets	$	245.5	$	245.5
Accumulated amortization - favorable leasehold interest	(2.1)		(2.1)
Accumulated amortization - developed technology asset	(21.9)		(15.0)
Accumulated amortization - customer relationships	(25.3)		(17.0)
Intangible assets, net	$	196.2	$	211.4

(1) The acquisition of T.E.A.M., Inc. resulted in the establishment of an $11.1 intangible asset for developed technology. See also Note 28, Acquisitions.

(2) The acquisition of T.E.A.M., Inc. resulted in the establishment of a $2.4 intangible asset for customer relationships. See also Note 28, Acquisitions.

Amortization expense was $15.2 and $14.4 for the twelve months ended December 31, 2023 and 2022, respectively.

The Company’s policy is to use straight-line amortization on the amortizing intangible assets. The amortization for each of the five succeeding years relating to intangible assets currently recorded in the Consolidated Balance sheet and the weighted average amortization is estimated to be the following as of December 31, 2023:

Year	Favorable leasehold interest		Developed Technology		Customer Relationships		Total
2024	$	0.1	$	6.9	$	8.2	$	15.2
2025	$	0.1	$	6.9	$	8.2	$	15.2
2026	$	0.1	$	6.9	$	8.2	$	15.2
2027	$	0.1	$	6.9	$	8.2	$	15.2
2028	$	0.1	$	6.9	$	8.2	$	15.2
Weighted average amortization period	5.5		11.9		14.5		13.4

Other Assets

Other current assets are summarized as follows:

	December 31, 2023		December 31, 2022
Prepaid expenses	$	34.8	$	27.5
Income tax receivable	5.3		3.9
Other assets- short term	12.4		6.9
Total other current assets	$	52.5	$	38.3

Other assets are summarized as follows:

	December 31, 2023		December 31, 2022
Deferred financing
Deferred financing costs	$	0.9	$	0.9
Less: Accumulated amortization-deferred financing costs	(0.9)		(0.8)
Deferred financing costs, net	$	—	$	0.1
Other
Supply agreements (1)	$	3.5	$	6.4
Equity in net assets of affiliates	0.8		1.1
Restricted cash - collateral requirements	22.3		19.6
Rotables	44.0		39.0
Other	29.3		25.6
Total	$	99.9	$	91.8