v3.25.2
INVESTMENTS (Summary of Amortized Costs and Estimated Fair Values of Available-For-Sale Securities) (Details) - USD ($)
$ in Thousands
Jun. 30, 2025
Dec. 31, 2024
Debt Securities, Available-for-sale [Abstract]    
Amortized Cost, Total $ 917,064 $ 673,003
Available-for-sale securities, at fair value (amortized cost of $917,064 and $673,003, respectively) 860,217 593,749
Obligations of states and political subdivisions    
Debt Securities, Available-for-sale [Abstract]    
Amortized Cost, Total 5,421 5,423
Unrealized Gains 0 0
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax 92 134
Available-for-sale securities, at fair value (amortized cost of $917,064 and $673,003, respectively) 5,329 5,289
MBS issued or guaranteed by U.S. government-sponsored enterprises    
Debt Securities, Available-for-sale [Abstract]    
Amortized Cost, Total 687,078 493,766
Unrealized Gains 3,886 353
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax 52,947 69,163
Available-for-sale securities, at fair value (amortized cost of $917,064 and $673,003, respectively) 638,017 424,956
CMO issued or guaranteed by U.S. government-sponsored enterprises    
Debt Securities, Available-for-sale [Abstract]    
Amortized Cost, Total 206,863 156,131
Unrealized Gains 1,019 502
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax 7,663 9,154
Available-for-sale securities, at fair value (amortized cost of $917,064 and $673,003, respectively) 200,219 147,479
Subordinated corporate bonds    
Debt Securities, Available-for-sale [Abstract]    
Amortized Cost, Total 17,702 17,683
Unrealized Gains 0 0
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax 1,050 1,658
Available-for-sale securities, at fair value (amortized cost of $917,064 and $673,003, respectively) 16,652 16,025
Total AFS debt securities    
Debt Securities, Available-for-sale [Abstract]    
Amortized Cost, Total 917,064 673,003
Unrealized Gains 4,905 855
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax 61,752 80,109
Available-for-sale securities, at fair value (amortized cost of $917,064 and $673,003, respectively) $ 860,217 $ 593,749