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Investments (Tables) | 3 Months Ended
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Mar. 31, 2024
Investments, Debt and Equity Securities [Abstract] |
Schedule of Investments | The carrying values of the Company's investments were as follows (in millions):
|  | Common Stock Investments
|  | Measurement Alternative(1) |  | Equity Method |  | Fair Value |  | Total
March 31, 2024 |  | $ | 0.9 |  |  | $ | 0.9 |  |  | $ | — |  |  | $ | 1.8 |
December 31, 2023 |  | $ | 0.9 |  |  | $ | 0.9 |  |  | $ | — |  |  | $ | 1.8 |
(1) The Company accounts for its equity securities without readily determinable fair values under the measurement alternative election of ASC 321, whereby the Company can elect to measure an equity security without a readily determinable fair value that does not qualify for the practical expedient to estimate fair value (net asset value) at its cost minus impairment, if any.

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- Definition Tabular disclosure of the information required in the supplementary schedule applicable to management investment companies summarizing the listing of holdings of unaffiliated investments. + References No definition available. + Details
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