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Intangible Assets and Goodwill (Tables) | 3 Months Ended
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Mar. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Carrying Amount of Intangible Assets | The following table summarizes the carrying amount of intangible assets as of March 31, 2024 and December 31, 2023:
| As of
| March 31, 2024 |  | December 31, 2023
| (Dollars in millions)
Acquired contractual rights | $923.3 |  | $924.1
Accumulated amortization | (294.4) |  | (262.0)
Finite-lived intangible assets, net | 628.9 |  | 662.1
Goodwill | 103.9 |  | 104.0
Intangible Assets, net | $732.8 |  | $766.1
Schedule of Estimated Amortization Expense | The following table summarizes the expected amortization expense for 2024 through 2028 and thereafter (Dollars in millions):
Year ending December 31, |
2024 (excluding the three months ended March 31, 2024) | $98.3
2025 | 131.0
2026 | 130.9
2027 | 120.8
2028 | 113.7
Thereafter | 34.2
| $628.9

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