Borrowings - Components (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Borrowings
Other borrowings	$ 7,934
Borrowings	1,016,836	$ 930,392
Federal Reserve discount window borrowings
Borrowings
Borrowings	75,000	20,000
Short-term subordinated debt
Borrowings
Borrowings	47,000	21,000
FHLB advances
Borrowings
Borrowings	736,132	859,392
American Financial Exchange borrowing
Borrowings
Borrowings		$ 30,000
Credit linked notes
Borrowings
Borrowings	$ 150,770