Other Borrowings - Subordinated Debt and Notes (Details) - USD ($) $ in Thousands		12 Months Ended
	Jun. 30, 2022	Dec. 31, 2023	Dec. 31, 2022	Mar. 01, 2022
Atlantic Capital
Other Borrowings
Other borrowings				$ 78,417
Subordinated Debt.
Other Borrowings
Subordinated debt		$ 274,200
Other borrowings				$ 78,400
Subordinated debentures redeemed	$ 13,000
Weighted average cost of the subordinated debt		5.68%	5.68%
Weighted average cost year to date		5.68%	5.70%
Subordinated debt qualify for Tier 2		$ 275,000
Subordinated Debt net of discount
Other Borrowings
Weighted average cost year to date		5.47%	5.55%