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v3.23.1

Accounts Payable and Accrued Liabilities (Tables) | 3 Months Ended
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Mar. 31, 2023
Payables and Accruals [Abstract] |
Components of Accounts Payable and Accrued Liabilities | Accounts payable and accrued liabilities consisted of the following:
(dollars in millions) | March 31, 2023 |  | December 31, 2022
Accounts payable | $ | 12.3 |  |  | $ | 5.7 |
Accrued liabilities |  |  |
Research and development expenses | 34.9 |  |  | 35.9 |
Income taxes | 10.1 |  |  | 10.3 |
Employee expenses | 7.2 |  |  | 18.7 |
Professional fees and other | 1.5 |  |  | 4.1 |
Total accounts payable and accrued liabilities | $ | 66.0 |  |  | $ | 74.7 |

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- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
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