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STOCKHOLDERS' EQUITY (Narrative) (Details) $ / shares in Units, $ in Thousands |  |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | ---
Apr. 01, 2025 USD ($) shares | Oct. 21, 2024 $ / shares shares | Jun. 30, 2025 shares | Sep. 30, 2025 USD ($) item $ / shares shares | Sep. 30, 2024 USD ($) | Dec. 31, 2024 item shares
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |
Preferred stock, shares authorized |  |  |  | 500,000 |  | 500,000
Proceeds for issuance of common stock | $ |  |  |  | $ 0 | $ 227 |
Number of active share repurchase programs | item |  |  |  | 0 |  | 0
Preferred stock, shares outstanding |  |  |  | 17,250 |  | 17,250
Sandy Spring |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |
Shares issued and sold |  |  | 41,000,004 |  |  |
Sandy Spring | Morgan Stanley & Co. LLC [Member] |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |
Shares issued and sold | 11,338,028 | 9,859,155 | 11,338,028 |  |  |
Proceeds for issuance of common stock | $ | $ 385,000 |  |  |  |  |
Number of stocks option, granted |  | 1,478,873 |  |  |  |
Sandy Spring | Morgan Stanley & Co. LLC [Member] | Maximum [Member] |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |
Sale of price per share | $ / shares |  | $ 35.5 |  |  |  |
Depositary Shares |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |
Number of shares to be purchased upon the exercise of options |  |  |  | 900,000 |  |
Preferred stock, liquidation preference (usd per share) | $ / shares |  |  |  | $ 25 |  |
Preferred stock, shares outstanding |  |  |  | 6,900,000 |  |
Series A Preferred Stock [Member] |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |
Number of preferred stock represented by each depositary share |  |  |  | each representing a 1/400th ownership interest in a share of its Series A preferred stock |  |
Preferred stock, liquidation preference (usd per share) | $ / shares |  |  |  | $ 10,000 |  |

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