v3.26.1
Investment Securities - Pledged Investment Securities (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Marketable Securities [Line Items]    
Securities available-for-sale $ 90,584 $ 94,699
The Federal Reserve Discount Window, increasing borrowing capacity    
Marketable Securities [Line Items]    
Securities available-for-sale 41,534 42,578
Deposits and Federal Funds Purchased    
Marketable Securities [Line Items]    
Securities available-for-sale 85,685 89,669
California | The State of California, securing deposits of public funds and borrowings    
Marketable Securities [Line Items]    
Securities available-for-sale $ 44,151 $ 47,091