BASIS OF PRESENTATION - Narrative (Details)	3 Months Ended	12 Months Ended
Mar. 31, 2026 USD ($) segment	Mar. 31, 2025 USD ($)	Dec. 31, 2024 segment
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Interest income	$ 93,010,000	$ 85,848,000
Insurance related revenue	17,848,000	15,448,000
Other revenue	$ 2,039,000	$ 1,708,000
Number of reportable segments \| segment	1		2

Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities.

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+ Details

- Definition

Amount, after premiums ceded to other entities and premiums assumed by the entity, of premiums earned.

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+ Details