Quarterly report [Sections 13 or 15(d)]

STOCKHOLDERS' EQUITY (Narrative) (Details)

v3.25.1
STOCKHOLDERS' EQUITY (Narrative) (Details)
$ / shares in Units, $ in Thousands
3 Months Ended
Apr. 01, 2025
USD ($)
shares
Oct. 21, 2024
$ / shares
shares
Jun. 09, 2020
$ / shares
shares
Mar. 31, 2025
USD ($)
item
shares
Mar. 31, 2024
USD ($)
item
shares
Dec. 31, 2024
shares
Accumulated Other Comprehensive Income (Loss) [Line Items]            
Preferred stock, shares authorized       500,000   500,000
Proceeds for issuance of common stock | $       $ 0 $ 227  
Dilutive effect of equity forwards       851,000 0  
Number of active share repurchase programs | item       0 0  
Preferred stock, shares outstanding       17,250   17,250
Sandy Spring | Morgan Stanley & Co. LLC [Member]            
Accumulated Other Comprehensive Income (Loss) [Line Items]            
Shares issued and sold 11,338,028 9,859,155        
Underwriter granted option period   30 days        
Proceeds for issuance of common stock | $ $ 385,000          
Dilutive effect of equity forwards       495,549    
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]            
Shares issued and sold     6,900,000      
Number of shares to be purchased upon the exercise of options     900,000      
Preferred stock, liquidation preference (usd per share) | $ / shares     $ 25      
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