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Fair Value of Assets and Liabilities - Narrative (Details) - security	Sep. 30, 2025	Dec. 31, 2024
Quoted Prices in Active Markets for Identical Assets (Level 1) | Senior unsecured notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair value measurement, number of debt securities	2	2
Significant Other Observable Inputs (Level 2) | Senior unsecured notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair value measurement, number of debt securities	3	3
Significant Other Observable Inputs (Level 2) | Senior Secured Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair value measurement, number of debt securities	2	2

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