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OTHER OPERATING STATEMENT DATA - SCHEDULE OF INSURANCE POLICY INCOME (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information [Line Items] |  |  |
Direct premiums collected | $ 4,857.8 | $ 4,574.9 | $ 4,619.7
Reinsurance assumed | 15.5 | 16.6 | 18.6
Reinsurance ceded | (191.8) | (194.6) | (214.6)
Premiums collected, net of reinsurance | 4,681.5 | 4,396.9 | 4,423.7
Change in unearned premiums | (9.1) | 18.5 | 9.8
Less premiums on interest-sensitive life and products without mortality and morbidity risk which are recorded as additions to insurance liabilities | (2,333.0) | (2,111.7) | (2,123.6)
Premiums on traditional products with mortality or morbidity risk | 2,339.4 | 2,303.7 | 2,309.9
Fees and surrender charges on interest-sensitive products | 219.1 | 201.8 | 189.9
Insurance policy income | 2,558.5 | $ 2,505.5 | 2,499.8
FABN Program |  |  |
SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information [Line Items] |  |  |
Direct premiums collected | $ 1,599.2 |  | $ 899.0

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