v3.25.2
GOODWILL AND OTHER INTANGIBLE ASSETS--Additional Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Dec. 31, 2024
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Finite-Lived Intangible Assets [Line Items]          
Goodwill $ 0 $ 1,800 $ 0 $ 0 $ 1,788
Other Depreciation and Amortization 3,400   3,300 6,600 6,400
Amortization of Mortgage Servicing Rights (MSRs) $ 1,100   $ 900 $ 1,900 $ 1,700
Core deposits          
Finite-Lived Intangible Assets [Line Items]          
Intangible assets amortization method       accelerated basis  
Estimated weighted average life (in years) 2 years 9 months 18 days     2 years 9 months 18 days  
Customer lists          
Finite-Lived Intangible Assets [Line Items]          
Intangible assets amortization method       straight-line basis  
Customer lists | Summit Funding Group          
Finite-Lived Intangible Assets [Line Items]          
Finite-Lived Intangible Assets, Net $ 21,400 22,600   $ 21,400  
Finite-Lived Intangible Assets, Remaining Amortization Period 8 years 6 months     8 years 6 months  
Customer lists | Bannockburn [Member]          
Finite-Lived Intangible Assets [Line Items]          
Finite-Lived Intangible Assets, Net $ 18,500 20,300   $ 18,500  
Finite-Lived Intangible Assets, Remaining Amortization Period 5 years 2 months 12 days     5 years 2 months 12 days  
Customer lists | Agile Premium Finance          
Finite-Lived Intangible Assets [Line Items]          
Finite-Lived Intangible Assets, Net $ 2,400 $ 2,500   $ 2,400  
Finite-Lived Intangible Assets, Remaining Amortization Period 11 years 8 months 12 days     11 years 8 months 12 days