INVESTMENTS - Narrative (Details) - USD ($) |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
Dec. 31, 2025 |
|
| Debt Securities, Available-for-Sale [Line Items] | |||||
| Allowance for credit losses | $ 0 | $ 0 | $ 0 | ||
| Gains or losses from the sale of AFS securities | 0 | $ 0 | 0 | $ 0 | |
| Collateralized Mortgage-Backed Securities | |||||
| Debt Securities, Available-for-Sale [Line Items] | |||||
| Available-for-sale, mortgage-backed securities with no stated maturities, amortized cost | 152,000,000 | 152,000,000 | |||
| Available-for-sale, mortgage-backed securities with no stated maturities, fair value | $ 128,000,000 | $ 128,000,000 | |||
| Weighted average yield | 3.24% | 3.24% | |||
| Municipal Bonds | |||||
| Debt Securities, Available-for-Sale [Line Items] | |||||
| Weighted average yield | 3.82% | 3.82% | |||
| Available-for-sale, mortgage-backed securities with stated maturities after ten years, amortized cost | $ 28,000,000 | $ 28,000,000 | |||
| Available-for-sale, mortgage-backed securities with stated maturities after ten years, fair value | $ 24,000,000 | $ 24,000,000 | |||
| X | ||||||||||
- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), without single maturity date and not allocated over maturity grouping. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), without single maturity date and not allocated over maturity grouping. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of allowance for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Weighted average yield of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|