v3.26.1
Securities - Summary of Gross Unrealized Losses and Fair Values, Aggregated by Investment Category and Length of Individual Securities Continuous Unrealized Loss Position Available-for-sale (Details)
$ in Thousands
Jun. 30, 2026
USD ($)
Security
Dec. 31, 2025
USD ($)
Security
Schedule Of Available For Sale Securities [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Number of Securities | Security 252 205
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value $ 481,875 $ 40,161
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Unrealized Losses (7,042) (88)
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value 804,149 901,092
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Unrealized Losses (121,963) (121,504)
Available-for-sale Securities, Continuous Unrealized Loss Position, Total Fair Value 1,286,024 941,253
Available-for-sale Securities, Continuous Unrealized Loss Position, Total Unrealized Losses $ (129,005) $ (121,592)
U.S. treasury notes    
Schedule Of Available For Sale Securities [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Number of Securities | Security 1 1
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value $ 0 $ 0
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Unrealized Losses 0 0
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value 4,946 4,952
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Unrealized Losses (44) (33)
Available-for-sale Securities, Continuous Unrealized Loss Position, Total Fair Value 4,946 4,952
Available-for-sale Securities, Continuous Unrealized Loss Position, Total Unrealized Losses $ (44) $ (33)
U.S. Government Agencies    
Schedule Of Available For Sale Securities [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Number of Securities | Security 15 14
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value $ 1,425 $ 0
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Unrealized Losses (3) 0
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value 103,240 103,722
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Unrealized Losses (9,422) (8,959)
Available-for-sale Securities, Continuous Unrealized Loss Position, Total Fair Value 104,665 103,722
Available-for-sale Securities, Continuous Unrealized Loss Position, Total Unrealized Losses $ (9,425) $ (8,959)
Obligations of States, Municipalities, and Political Subdivisions    
Schedule Of Available For Sale Securities [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Number of Securities | Security 15 15
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value $ 6,006 $ 1,032
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Unrealized Losses (91) (10)
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value 19,885 31,802
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Unrealized Losses (2,247) (2,460)
Available-for-sale Securities, Continuous Unrealized Loss Position, Total Fair Value 25,891 32,834
Available-for-sale Securities, Continuous Unrealized Loss Position, Total Unrealized Losses $ (2,338) $ (2,470)
Agency, Residential Mortgage-Backed Securities    
Schedule Of Available For Sale Securities [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Number of Securities | Security 118 94
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value $ 244,278 $ 31,077
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Unrealized Losses (4,106) (47)
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value 414,338 459,883
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Unrealized Losses (65,119) (64,827)
Available-for-sale Securities, Continuous Unrealized Loss Position, Total Fair Value 658,616 490,960
Available-for-sale Securities, Continuous Unrealized Loss Position, Total Unrealized Losses $ (69,225) $ (64,874)
Non-Agency, Residential Mortgage-Backed Securities    
Schedule Of Available For Sale Securities [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Number of Securities | Security 22 21
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value $ 30,724 $ 2,878
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Unrealized Losses (724) (5)
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value 82,469 104,650
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Unrealized Losses (15,846) (16,078)
Available-for-sale Securities, Continuous Unrealized Loss Position, Total Fair Value 113,193 107,528
Available-for-sale Securities, Continuous Unrealized Loss Position, Total Unrealized Losses $ (16,570) $ (16,083)
Agency, Commercial Mortgage-Backed Securities    
Schedule Of Available For Sale Securities [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Number of Securities | Security 60 44
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value $ 138,759 $ 1,697
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Unrealized Losses (1,932) (10)
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value 158,715 164,229
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Unrealized Losses (27,962) (27,508)
Available-for-sale Securities, Continuous Unrealized Loss Position, Total Fair Value 297,474 165,926
Available-for-sale Securities, Continuous Unrealized Loss Position, Total Unrealized Losses $ (29,894) $ (27,518)
Corporate Securities    
Schedule Of Available For Sale Securities [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Number of Securities | Security 10 15
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value $ 5,445 $ 3,477
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Unrealized Losses (50) (16)
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value 14,487 25,705
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Unrealized Losses (538) (871)
Available-for-sale Securities, Continuous Unrealized Loss Position, Total Fair Value 19,932 29,182
Available-for-sale Securities, Continuous Unrealized Loss Position, Total Unrealized Losses $ (588) $ (887)
Asset-Backed Securities    
Schedule Of Available For Sale Securities [Line Items]    
Available-for-sale Securities, Continuous Unrealized Loss Position, Number of Securities | Security 11 1
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value $ 55,238 $ 0
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Unrealized Losses (136) 0
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value 6,069 6,149
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Unrealized Losses (785) (768)
Available-for-sale Securities, Continuous Unrealized Loss Position, Total Fair Value 61,307 6,149
Available-for-sale Securities, Continuous Unrealized Loss Position, Total Unrealized Losses $ (921) $ (768)