Derivative Financial Instruments - Offsetting of Derivative Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Derivatives subject to master netting arrangements:
Gross amounts offset in the consolidated balance sheet	$ (105,147)	$ (58,992)
Total
Gross amounts of recognized assets	208,513	157,995
Net amounts of assets presented in the balance sheet	103,366	99,003
Interest rate lock commitments
Total
Net amounts of assets presented in the balance sheet	42,385	36,728
MBS put options
Total
Gross amounts of recognized assets	4,408	6,057
Forward contracts | Purchases
Total
Gross amounts of recognized assets	7,227	2,433
Forward contracts | Sales
Total
Gross amounts of recognized assets	115,778	80,754
Put options on Eurodollar futures | Purchases
Total
Gross amounts of recognized assets	36,391	29,203
Call options on Eurodollar futures | Purchases
Total
Gross amounts of recognized assets	$ 2,324	$ 2,820