Servicing Assets - Unpaid Principal Balances of Loans Serviced for Others (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Loan portfolios serviced for:
Unpaid principal balances of loans serviced	$ 1,688,115	$ 1,728,343
SBA guaranteed loans
Loan portfolios serviced for:
Unpaid principal balances of loans serviced	1,497,752	1,530,401
USDA guaranteed loans
Loan portfolios serviced for:
Unpaid principal balances of loans serviced	$ 190,363	$ 197,942