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Schedule of Temporary Impairment Losses, Investments (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]    
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value $ 112,806 $ 376,595
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss (1,668) (37,023)
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 993,739 763,274
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss (247,342) (174,250)
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total 1,106,545 1,139,869
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss (249,010) (211,273)
Debt Securities, Held-to-maturity 429,558 461,162
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain 0 0
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss (87,912) (74,957)
Securities held to maturity, fair value 341,646 386,205
US Government Agencies Debt Securities Commercial    
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]    
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 95,858  
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss (1,190)  
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 293,015  
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss (80,472)  
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total 388,873  
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss (81,662)  
Residential Mortgage Backed Securities [Member]    
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]    
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 3,042 239,760
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss (79) (21,543)
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 628,596 482,195
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss (151,986) (110,306)
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total 631,638 721,955
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss (152,065) (131,849)
Debt Securities, Held-to-maturity 304,036 329,267
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain 0 0
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss (61,572) (53,002)
Securities held to maturity, fair value 242,464 276,265
US Government-sponsored Enterprises Debt Securities [Member]    
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]    
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 0 0
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 0 0
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 18,143 18,603
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss (5,318) (4,619)
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total 18,143 18,603
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss (5,318) (4,619)
Debt Securities, Held-to-maturity 22,461 22,221
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain 0 0
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss (5,205) (4,501)
Securities held to maturity, fair value 17,256 17,720
Obligations of States and Political Subdivisions [Member]    
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]    
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 4,526 21,234
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss (177) (1,979)
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 26,284 9,230
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss (4,856) (2,181)
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total 30,810 30,464
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss (5,033) (4,160)
Debt Securities, Held-to-maturity 26,615 26,643
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain 0 0
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss (3,558) (2,865)
Securities held to maturity, fair value 23,057 23,778
Corporate Debt Securities [Member]    
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]    
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 8,552  
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss (202)  
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 20,917  
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss (4,082)  
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total 29,469  
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss (4,284)  
Obligations of U.S. Government-Sponsored Enterprises - Mortgage-Backed Securities - Commercial [Member]    
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]    
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value   4,666
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss   (129)
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value   0
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss   0
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total   4,666
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss   (129)
Debt Securities, Held-to-maturity 2,853 4,794
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain 0 0
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss (55) (129)
Securities held to maturity, fair value 2,798 4,665
US Government Agencies Debt Securities [Member]    
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]    
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value   3,734
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss   (405)
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value   0
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss   0
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total   3,734
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss   (405)
Debt Securities, Held-to-maturity 72,600  
Securities held to maturity, fair value 55,100  
US Government Agencies Residential Mortgage-backed Securities [Member]    
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]    
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 633  
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss (15)  
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 3,233  
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss (526)  
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total 3,866  
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss (541)  
Debt Securities, Held-to-maturity 1,800 2,008
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain 0 0
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss (279) (224)
Securities held to maturity, fair value 1,521 1,784
Debt Security, Government, Non-US [Member]    
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]    
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 195 587
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss (5) (13)
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 753 373
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss (47) (27)
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total 948 960
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss (52) (40)
Debt Securities, Held-to-maturity 1,000 1,000
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain 0 0
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss (52) (40)
Securities held to maturity, fair value 948 960
US Government Agency Debt Securities Commercial [Member]    
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]    
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 0 92,208
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 0 (12,364)
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 2,798 240,241
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss (55) (54,722)
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total 2,798 332,449
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss (55) (67,086)
Debt Securities, Held-to-maturity 70,793 75,229
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain 0 0
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss (17,191) (14,196)
Securities held to maturity, fair value $ 53,602 61,033
Corporate Securities [Member]    
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]    
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value   14,406
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss   (590)
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value   12,632
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss   (2,395)
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total   27,038
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss   $ (2,985)