v3.25.4
Related party transactions - Schedule of Consolidated Statement of Operations (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Related Party Transaction [Line Items]      
Interest and fees on loans $ 277,363 $ 304,112 $ 317,361
Total non-interest expense 368,826 359,086 352,338
Other non-interest income 4,096 3,612 3,831
Asset management 39,236 36,329 32,468
Custody and other administration services 13,846 13,815 13,319
Deposits 189,127 227,001 170,504
Directors and Executives      
Related Party Transaction [Line Items]      
Interest and fees on loans 795 1,244 1,149
Total non-interest expense 340 188 202
Other non-interest income 271 269 230
Wholly-owned subsidiary      
Related Party Transaction [Line Items]      
Interest and fees on loans 706 780 827
Total non-interest expense 1,987 1,562 1,573
Other non-interest income 265 252 242
Related Party      
Related Party Transaction [Line Items]      
Other non-interest income 642 0 0
Asset management 12,345 11,003 9,461
Custody and other administration services 1,576 1,385 1,163
Deposits $ 0 $ 0 $ 489