v3.26.1
Loans and Leases - Changes in ACL on Loans and Leases (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Loans and Leases [Abstract]          
Balance at beginning of period $ 76,918 $ 75,423 $ 76,375 $ 75,283 $ 75,283
Balance at beginning of period 3,300 2,690 3,300 2,690 2,690
Balance at beginning of period 80,218 78,113 79,675 77,973 77,973
Provision for credit losses 500 1,290 1,000 1,590  
Provision for credit losses 0 110 0 110  
Provision for credit losses 500 1,400 1,000 1,700  
Charge-offs (588) (569) (596) (842) (2,016)
Charge-offs 0 0 0 0  
Charge-offs (588) (569) (596) (842)  
Recoveries 423 25 474 138  
Recoveries 0 0 0 0  
Recoveries 423 25 474 138  
Net charge-offs (165) (544) (122) (704)  
Net charge-offs 0 0 0 0  
Net charge-offs (165) (544) (122) (704)  
Balance at end of period 77,253 76,169 77,253 76,169 76,375
Balance at end of period 3,300 2,800 3,300 2,800 3,300
Balance at end of period 80,553 78,969 80,553 78,969 79,675
Commercial [Member]          
Loans and Leases [Abstract]          
Balance at beginning of period 21,935 20,313 22,574 20,382 20,382
Provision for credit losses 1,108 808 470 739  
Charge-offs (75) (175) (75) (175) (380)
Recoveries 11 0 10 0  
Balance at end of period 22,979 20,946 22,979 20,946 22,574
Agricultural [Member]          
Loans and Leases [Abstract]          
Balance at beginning of period 22,481 24,077 23,647 23,615 23,615
Provision for credit losses 451 572 (716) 1,034  
Charge-offs 0 (180) 0 (180) (1,119)
Recoveries 75 0 76 0  
Balance at end of period 23,007 24,469 23,007 24,469 23,647
Residential & Home Equity [Member]          
Loans and Leases [Abstract]          
Balance at beginning of period 7,480 7,479 7,620 7,340 7,340
Provision for credit losses 165 118 1 253  
Charge-offs 0 0 0 0 0
Recoveries 19 2 43 6  
Balance at end of period 7,664 7,599 7,664 7,599 7,620
Construction [Member]          
Loans and Leases [Abstract]          
Balance at beginning of period 2,846 2,648 2,311 3,055 3,055
Provision for credit losses (757) 118 (222) (289)  
Charge-offs 0 0 0 0 0
Recoveries 0 0 0 0  
Balance at end of period 2,089 2,766 2,089 2,766 2,311
Real Estate [Member]          
Loans and Leases [Abstract]          
Balance at beginning of period 54,742 54,517 56,152 54,392 54,392
Provision for credit losses 967 1,616 (467) 1,737  
Charge-offs (75) (355) (75) (355)  
Recoveries 105 2 129 6  
Balance at end of period 55,739 55,780 55,739 55,780 56,152
Commercial & Industrial [Member]          
Loans and Leases [Abstract]          
Balance at beginning of period 9,100 7,843 7,355 7,791 7,791
Provision for credit losses (266) (534) 1,467 (356)  
Charge-offs (505) 0 (505) (232) (233)
Recoveries 317 17 329 123  
Balance at end of period 8,646 7,326 8,646 7,326 7,355
Agricultural [Member]          
Loans and Leases [Abstract]          
Balance at beginning of period 7,173 6,417 6,760 6,725 6,725
Provision for credit losses (150) 765 263 491  
Charge-offs 0 (200) 0 (234) (234)
Recoveries 0 0 0 0  
Balance at end of period 7,023 6,982 7,023 6,982 6,760
Commercial Leases [Member]          
Loans and Leases [Abstract]          
Balance at beginning of period 5,682 6,429 5,861 6,153 6,153
Provision for credit losses (64) (571) (243) (295)  
Charge-offs 0 0 0 0 0
Recoveries 0 0 0 0  
Balance at end of period 5,618 5,858 5,618 5,858 5,861
Consumer and Other [Member]          
Loans and Leases [Abstract]          
Balance at beginning of period 221 217 247 222 222
Provision for credit losses 13 14 (20) 13  
Charge-offs (8) (14) (16) (21) (50)
Recoveries 1 6 16 9  
Balance at end of period $ 227 $ 223 $ 227 $ 223 $ 247