v3.26.1
Consolidated Statements of Changes in Capital - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Balances at beginning of period $ 193,827 $ 180,797
Balances at beginning of period, Shares 0  
Net (loss) income $ (3,289) 11,484
Other comprehensive income 8,614 1,546
Proceeds from stock offering and issuance of common shares (net of costs of $5,936) 185,827  
Issuance of common shares donated to Avidia Bank Charitable Foundation 9,000  
Purchase of common shares by the ESOP (1,606,100 shares) (16,061)  
ESOP shares committed to be allocated and released 1,076  
Balances at end of period $ 378,994 $ 193,827
Balances at end of period, Shares 20,076,250 0
Common Stock    
Proceeds from stock offering and issuance of common shares (net of costs of $5,936) $ 192  
Proceeds from stock offering and issuance of common shares (net of costs of $5,936), Shares 19,176,250  
Issuance of common shares donated to Avidia Bank Charitable Foundation $ 9  
Issuance of common shares donated to Avidia Bank Charitable Foundation, Shares 900,000  
Balances at end of period $ 201  
Balances at end of period, Shares 20,076,250  
Additional Paid-In Capital    
Proceeds from stock offering and issuance of common shares (net of costs of $5,936) $ 185,635  
Issuance of common shares donated to Avidia Bank Charitable Foundation 8,991  
ESOP shares committed to be allocated and released 273  
Balances at end of period 194,899  
Unallocated ESOP Common Stock    
Purchase of common shares by the ESOP (1,606,100 shares) (16,061)  
ESOP shares committed to be allocated and released 803  
Balances at end of period (15,258)  
Retained Earnings    
Balances at beginning of period 215,270 $ 203,786
Net (loss) income (3,289) 11,484
Balances at end of period 211,981 215,270
Accumulated Other Comprehensive Loss    
Balances at beginning of period (21,443) (22,989)
Other comprehensive income 8,614 1,546
Balances at end of period $ (12,829) $ (21,443)