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Intangible Assets and Goodwill (Tables)

12 Months Ended

Dec. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Carrying amount of intangible assets

The following table summarizes the carrying amount of intangible assets as of December 31, 2022 and 2021:

			As of December 31,
			2022						2021
			(Dollars in millions)
Acquired contractual rights			$	920.2					$	48.0
Accumulated amortization			(126.3)						(26.4)
Finite-lived intangible assets, net			793.9						21.6
Goodwill			103.9						13.3
Intangible assets, net			$	897.8					$	34.9

Schedule of estimated amortization expense

The following table summarizes the expected amortization expense for 2023 through 2027 and thereafter (Dollars in millions):

2023			$	131.2
2024			131.3
2025			131.2
2026			131.1
2027			121.0
Thereafter			148.1
			$	793.9

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- References

No definition available.

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- Definition

Tabular disclosure of goodwill and intangible assets, which may be broken down by segment or major class.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267

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- Definition

Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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