v3.26.3
Investment Securities - Schedule of Held-to-Maturity Securities (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Debt Securities, Held-to-Maturity, Fair Value to Amortized Cost, after Allowance for Credit Loss [Abstract]    
Amortized cost, as adjusted $ 127,333 $ 120,363
Gross unrealized holding gains 0 331
Gross unrealized holding losses (845) 0
Estimated fair value 126,488 120,694
US Government Agencies Debt Securities | Short-term obligations of domestic governmental agencies    
Debt Securities, Held-to-Maturity, Fair Value to Amortized Cost, after Allowance for Credit Loss [Abstract]    
Amortized cost, as adjusted 75,295 62,822
Gross unrealized holding gains 0 130
Gross unrealized holding losses (232) 0
Estimated fair value 75,063 62,952
US Government Agencies Debt Securities | Long-term obligations of domestic governmental agencies    
Debt Securities, Held-to-Maturity, Fair Value to Amortized Cost, after Allowance for Credit Loss [Abstract]    
Amortized cost, as adjusted 52,038 57,541
Gross unrealized holding gains 0 201
Gross unrealized holding losses (613) 0
Estimated fair value $ 51,425 $ 57,742