v3.26.1
SECURITIES (Securities with Continuous Loss Position) (Details)
$ in Thousands
Mar. 31, 2026
USD ($)
numberOfSecurities
Dec. 31, 2025
USD ($)
numberOfSecurities
Schedule of Held-to-maturity Securities [Line Items]    
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months $ 181,921 $ 72,041
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 1,496 121
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer 1,484,554 1,545,506
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss 265,054 263,280
Debt Securities, Available-for-sale, Unrealized Loss Position 1,666,475 1,617,547
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss $ 266,550 $ 263,401
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | numberOfSecurities 191 175
U.S. Government and agency obligations    
Schedule of Held-to-maturity Securities [Line Items]    
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months $ 0 $ 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 0 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer 5,673 6,143
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss 321 311
Debt Securities, Available-for-sale, Unrealized Loss Position 5,673 6,143
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss 321 311
Municipal bonds    
Schedule of Held-to-maturity Securities [Line Items]    
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months 30,563 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 397 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer 91,800 94,038
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss 28,122 26,999
Debt Securities, Available-for-sale, Unrealized Loss Position 122,363 94,038
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss 28,519 26,999
Corporate bonds    
Schedule of Held-to-maturity Securities [Line Items]    
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months 38,787 11,238
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 488 31
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer 47,251 50,000
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss 2,559 2,808
Debt Securities, Available-for-sale, Unrealized Loss Position 86,038 61,238
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss 3,047 2,839
Mortgage-backed or related securities    
Schedule of Held-to-maturity Securities [Line Items]    
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months 73,581 50,803
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 554 46
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer 1,339,830 1,395,325
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss 234,052 233,162
Debt Securities, Available-for-sale, Unrealized Loss Position 1,413,411 1,446,128
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss 234,606 233,208
Asset-backed securities    
Schedule of Held-to-maturity Securities [Line Items]    
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months 38,990 10,000
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 57 44
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer 0 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss 0 0
Debt Securities, Available-for-sale, Unrealized Loss Position 38,990 10,000
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss $ 57 $ 44