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Investments - Schedule of Unamortized Capitalized Fee Income (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2023 | Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Unamortized Fee Income | $ 55.5 | $ 54.0
Included in Cost [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Unamortized Fee Income | 44.6 | 43.1
Deferred Fees [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Unamortized Fee Income | $ 10.9 | $ 10.9

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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- Details
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