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Deposits (Details)
Sep. 30, 2025
USD ($)
client
Dec. 31, 2024
USD ($)
client
Insurance [Abstract]    
Interest-bearing domestic deposit, brokered $ 0 $ 0
Deposits liabilities, reciprocal 228,200,000 130,300,000
Deposit liabilities, one way sell $ 146,400,000 $ 63,300,000
Clients with an individual deposit exceeding 5% | client 3 2
Deposit balance, total value of client deposits exceeding five percent of total deposits $ 229,900,000 $ 202,600,000
Deposit balance, total value of client deposits exceeding five percent of total deposits, percentage 16.80% 16.20%