Other Non-interest Income and Non-interest Expense - Summary of Other Income (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Other Income and Expenses [Abstract]
Referral revenue	$ 3,144	$ 4,293	$ 10,860	$ 9,649
Realized gains (losses) on sales of securities available for sale and other investments	0	0	36	(96)
Other	4,256	2,029	13,843	9,117
Other non-interest income	$ 7,400	$ 6,322	$ 24,739	$ 18,670