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v3.26.1

NOTES PAYABLE - DIRECT CORPORATE OBLIGATIONS - NARRATIVE (Details) - USD ($) | May 08, 2025 | Mar. 31, 2026 | Dec. 31, 2025
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |
Notes payable – direct corporate obligations |  | $ 1,336,000,000 | $ 1,335,600,000
Credit Agreement | Revolving Credit Agreement |  |  |
Debt Instrument [Line Items] |  |  |
Line of credit maximum borrowing capacity | $ 250,000,000.0 |  |
Total capitalization percentage | 15.00% |  |
Revolving Credit Facility | Revolving Credit Agreement |  |  |
Debt Instrument [Line Items] |  |  |
Line of credit maximum borrowing capacity | $ 200,000,000 |  |
Debt covenant, required minimum debt to total capitalization ratio | 35.00% |  |
Debt covenant, actual debt to total capitalization ratio at period end |  | 24.00% |
Debt covenant, minimum required consolidated net worth, component one, amount | $ 2,674,000,000 |  |
Debt covenant, minimum required consolidated net worth, component two, as a percent of net equity proceeds received from issuance and sale of equity interests | 25.00% |  |
Debt covenant, actual consolidated net worth at period end |  | $ 3,716,000,000 |
Debt covenant, required minimum consolidated net worth, amount |  | 2,675,600,000 |
Notes payable – direct corporate obligations |  | $ 0 |
Revolving Credit Facility | Revolving Credit Agreement | Minimum | SOFR |  |  |
Debt Instrument [Line Items] |  |  |
Basis spread on variable rate | 1.125% |  |
Revolving Credit Facility | Revolving Credit Agreement | Minimum | Base Rate |  |  |
Debt Instrument [Line Items] |  |  |
Basis spread on variable rate | 0.125% |  |
Revolving Credit Facility | Revolving Credit Agreement | Maximum | SOFR |  |  |
Debt Instrument [Line Items] |  |  |
Basis spread on variable rate | 1.75% |  |
Revolving Credit Facility | Revolving Credit Agreement | Maximum | Base Rate |  |  |
Debt Instrument [Line Items] |  |  |
Basis spread on variable rate | 0.75% |  |

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