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v3.25.1

SUBSEQUENT EVENTS (Narrative) (Details) $ / shares in Units, $ in Thousands |  |  |  |  | 3 Months Ended |
--- | --- | --- | --- | --- | --- | ---
May 06, 2025 $ / shares | Apr. 01, 2025 USD ($) shares | Oct. 21, 2024 $ / shares shares | Jun. 09, 2020 shares | Mar. 31, 2025 USD ($) $ / shares | Mar. 31, 2024 USD ($) $ / shares | Dec. 31, 2024 USD ($) $ / shares
Subsequent Event [Line Items] |  |  |  |  |  |  |
Dividends on common stock (in dollars per share) | $ / shares |  |  |  |  | $ 0.34 | $ 0.32 |
Dividends on preferred stock (in dollars per share) | $ / shares |  |  |  |  | 171.88 | $ 171.88 |
Common stock, par value (in dollars per share) | $ / shares |  |  |  |  | $ 1.33 |  | $ 1.33
Total assets |  |  |  |  | $ 24,632,611 |  | $ 24,585,323
Total deposits |  |  |  |  | 20,502,874 |  | $ 20,397,619
Proceeds for issuance of common stock |  |  |  |  | 0 | $ 227 |
Sandy Spring |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Total assets |  |  |  |  | 13,800,000 |  |
Total loans |  |  |  |  | 11,400,000 |  |
Total deposits |  |  |  |  | 11,200,000 |  |
Conversion ratio |  | 0.9 |  |  |  |  |
Additional shares issued | shares |  | 41,000,000 |  |  |  |  |
Value of common stock issued in merger |  |  |  |  | $ 1,300,000 |  |
Sandy Spring | Morgan Stanley & Co. LLC [Member] |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Shares issued and sold | shares |  | 11,338,028 | 9,859,155 |  |  |  |
Proceeds for issuance of common stock |  | $ 385,000 |  |  |  |  |
Underwriter granted option period |  |  | 30 days |  |  |  |
Number of stocks option, granted | shares |  |  | 1,478,873 |  |  |  |
Maximum [Member] | Sandy Spring | Morgan Stanley & Co. LLC [Member] |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Sale of price per share | $ / shares |  |  | $ 35.5 |  |  |  |
Common Class A [Member] | Subsequent Event [Member] |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Dividends on common stock (in dollars per share) | $ / shares | $ 0.34 |  |  |  |  |  |
Common Class A [Member] | O 2025 Q2 Common Dividends [Member] | Subsequent Event [Member] |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Dividends payable, date to be paid | Jun. 06, 2025 |  |  |  |  |  |
Dividends payable, date of record | May 23, 2025 |  |  |  |  |  |
Depositary Shares |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Shares issued and sold | shares |  |  |  | 6,900,000 |  |  |
Depositary Shares | Subsequent Event [Member] |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Dividends on preferred stock (in dollars per share) | $ / shares | $ 0.43 |  |  |  |  |  |
Series A Preferred Stock [Member] |  |  |  |  |  |  |
Subsequent Event [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 |  |  |
Series A Preferred Stock [Member] | Subsequent Event [Member] |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Number of preferred stock represented by each depositary share | each representing a 1/400th ownership interest in a share of Series A preferred stock. |  |  |  |  |  |
Dividends on preferred stock (in dollars per share) | $ / shares | $ 171.88 |  |  |  |  |  |
Series A Preferred Stock [Member] | O 2025 Q2 Preferred Dividends [Member] | Subsequent Event [Member] |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Dividends payable, date declared | May 06, 2025 |  |  |  |  |  |
Dividends payable, date to be paid | Jun. 02, 2025 |  |  |  |  |  |
Dividends payable, date of record | May 16, 2025 |  |  |  |  |  |

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