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LONG-TERM SUBORDINATED NOTES - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Feb. 14, 2024
Subordinated Debt |  |  |
Debt Instrument [Line Items] |  |  |
Outstanding debt reduction |  | $ 6 |
Subordinated Debt | 6.6 % Long Term Subordinated Notes |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, stated interest rate | 6.60% |  |
Basis spread on variable rate | 2.385% |  |
Right to defer interest on one or more occasions for up to number of consecutive years | 10 years |  |
Percentage of principal amount required for redemption | 100.00% |  |
Gain on repurchase and retirement of debt |  | $ 1 |
Subordinated Debt | 6.6 % Long Term Subordinated Notes | Subsequent Event |  |  |
Debt Instrument [Line Items] |  |  |
Reset quarterly interest rate |  |  | 8.03%
Senior Notes | 4.868% Senior notes |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, stated interest rate | 4.868% |  |
Senior Notes | 3.5% Senior notes |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, stated interest rate | 3.50% |  |
Senior Notes | 3.125% Senior notes |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, stated interest rate | 3.125% |  |

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