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Investing Receivables - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accrued interest location | Investing receivables (net of allowance for credit losses of $2,377 and $2,794, respectively) |
Investing Receivables |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accrued interest receivable, net of allowance for credit losses | $ 6.0 | $ 2.9
Notes receivable, fair value disclosure | $ 84.0 | $ 87.0
Investing Receivables | Notes Receivable from the City of Huntsville | LW Redstone Company, LLC |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Interest rate | 9.95% |
Notes receivable, maximum initial maturity term | 30 years |
Investing Receivables | Other investing loans receivable |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Interest rate | 12.00% |

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