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Investment Securities - Summary of Held-to-Maturity Securities, Unrealized Losses (Details) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Schedule of Held-to-maturity Securities [Line Items]    
Fair Value, Less than 12 months $ 16,978 $ 165,656
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss (109) (6,365)
Fair Value, 12 months or more 452,822 360,935
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss (80,843) (85,401)
Total Fair Value 469,800 526,591
Held-to-maturity Securities, Continuous Unrealized Loss Position, Accumulated Loss (80,952) (91,766)
U.S. Treasury Securities [Member]    
Schedule of Held-to-maturity Securities [Line Items]    
Fair Value, Less than 12 months   47,629
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss   (1,416)
Fair Value, 12 months or more 48,334  
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss (1,004)  
Total Fair Value 48,334 47,629
Held-to-maturity Securities, Continuous Unrealized Loss Position, Accumulated Loss (1,004) (1,416)
Residential Mortgage Pass-Through Securities Issued or Guaranteed by U.S. Government Agencies or Sponsored Enterprises [Member].    
Schedule of Held-to-maturity Securities [Line Items]    
Fair Value, Less than 12 months 14,689 83,323
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss (72) (3,804)
Fair Value, 12 months or more 217,467 182,159
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss (34,480) (37,358)
Total Fair Value 232,156 265,482
Held-to-maturity Securities, Continuous Unrealized Loss Position, Accumulated Loss (34,552) (41,162)
Other Residential MBS Issued or Guaranteed by U.S. Government Agencies or Sponsored Enterprises [Member]    
Schedule of Held-to-maturity Securities [Line Items]    
Fair Value, Less than 12 months 2,289 34,704
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss (37) (1,145)
Fair Value, 12 months or more 187,021 178,776
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss (45,359) (48,043)
Total Fair Value 189,310 213,480
Held-to-maturity Securities, Continuous Unrealized Loss Position, Accumulated Loss $ (45,396) $ (49,188)