DEBT SECURITIES - AFS debt securities that were in an unrealized loss position (Details) $ in Thousands	Sep. 30, 2026 USD ($) security	Dec. 31, 2025 USD ($) security
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]
Number of Securities \| security	27	6
Less than 12 months, fair value	$ 118,930	$ 27,693
Less than 12 months, unrealized losses	(1,760)	(70)
12 months or more, fair value	3,131	0
12 months or more, unrealized losses	(7)	0
Total, fair value	122,061	27,693
Total, unrealized losses	$ (1,767)	$ (70)
Residential mortgage-backed securities issued by U.S. government agencies and sponsored enterprises
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]
Number of Securities \| security	27	6
Less than 12 months, fair value	$ 118,930	$ 27,693
Less than 12 months, unrealized losses	(1,760)	(70)
12 months or more, fair value	3,131	0
12 months or more, unrealized losses	(7)	0
Total, fair value	122,061	27,693
Total, unrealized losses	$ (1,767)	$ (70)

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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