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SUBSEQUENT EVENT (Details) - $ / shares
12 Months Ended
Feb. 25, 2026
Jan. 27, 2026
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Subsequent Event [Line Items]          
Common stock, par value (in dollars per share)     $ 0.01 $ 0.01  
Per share amount of cash dividends declared (in dollars per share)     $ 0.57 $ 0.53 $ 0.52
Subsequent Event          
Subsequent Event [Line Items]          
Common stock, par value (in dollars per share)   $ 0.01      
Per share amount of cash dividends declared (in dollars per share) $ 0.15        
Subsequent Event | Prosperity Bancshares, Inc. | Prosperity Bancshares, Inc.          
Subsequent Event [Line Items]          
Common stock, par value (in dollars per share)   1.00      
Shares issued per acquiree share (in shares)   0.3803      
Cash paid per acquiree share (in dollars per share)   $ 11.36