Derivative Instruments - Gain (loss) recognized on derivatives instruments (Details) - Not designated as hedging - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Gain (loss) recognized on derivative instruments
Total gain/(loss) from derivative instruments	$ 262	$ 2,971	$ (5,613)
Interest rate swaps
Gain (loss) recognized on derivative instruments
Total gain/(loss) from derivative instruments	(20)	2	1
Interest rate lock commitments
Gain (loss) recognized on derivative instruments
Total gain/(loss) from derivative instruments	165	(1,464)	(8,660)
Forward loan sales commitments
Gain (loss) recognized on derivative instruments
Total gain/(loss) from derivative instruments	(1)	(483)	(2,174)
To-be-announced mortgage backed securities
Gain (loss) recognized on derivative instruments
Total gain/(loss) from derivative instruments	$ 118	$ 4,916	$ 5,220