v3.26.1
Accumulated Other Comprehensive Income Balances Of Each Component Of Accumulated Other Comprehensive Income, Net Of Tax (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Dec. 31, 2024
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Other comprehensive income (loss), net of tax $ (728) $ 230    
Total stockholders' equity 272,890 254,412 $ 268,300 $ 251,773
Unrealized Gains and Losses On Available-for-Sale Securities        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Other comprehensive (loss) income before calculations (722) 177    
Amounts reclassified from accumulated other comprehensive income (28) (3)    
Other comprehensive income (loss), net of tax (750) 174    
Total stockholders' equity 242 474 992 300
Postretirement Benefit Plans        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Other comprehensive (loss) income before calculations 22 56    
Amounts reclassified from accumulated other comprehensive income 0 0    
Other comprehensive income (loss), net of tax 22 56    
Total stockholders' equity 121 111 99 55
Accumulated Other Comprehensive Income        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Other comprehensive (loss) income before calculations (700) 233    
Amounts reclassified from accumulated other comprehensive income (28) (3)    
Other comprehensive income (loss), net of tax (728) 230    
Total stockholders' equity $ 363 $ 585 $ 1,091 $ 355