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DEFERRED ACQUISITION COSTS, PRESENT VALUE OF FUTURE PROFITS AND SALES INDUCEMENTS - SALES INDUCEMENTS (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2026 | Mar. 31, 2025
Fixed indexed annuities |  |
Movement in Deferred Sales Inducements [Roll Forward] |  |
Beginning of period | $ 170.1 | $ 128.1
Capitalizations | 13.0 | 14.3
Amortization expense | (6.0) | (4.8)
End of period | 177.1 | 137.6
Fixed interest annuities |  |
Movement in Deferred Sales Inducements [Roll Forward] |  |
Beginning of period | 6.5 | 5.1
Capitalizations | 0.5 | 0.6
Amortization expense | (0.3) | (0.3)
End of period | 6.7 | 5.4
Annuity |  |
Movement in Deferred Sales Inducements [Roll Forward] |  |
Beginning of period | 176.6 | 133.2
Capitalizations | 13.5 | 14.9
Amortization expense | (6.3) | (5.1)
End of period | $ 183.8 | $ 143.0

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