Commitments and Credit Risk (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Loss Contingencies [Line Items]
Total commitments	$ 2,703,263	$ 1,951,163
Commitments to originate loans
Loss Contingencies [Line Items]
Total commitments	353,783	118,651
Standby letters of credit
Loss Contingencies [Line Items]
Total commitments	56,791	51,114
Lines of credit
Loss Contingencies [Line Items]
Total commitments	2,288,742	1,768,231
Future lease commitments
Loss Contingencies [Line Items]
Total commitments	0	11,100
Commitments related to investment fund [Member]
Loss Contingencies [Line Items]
Total commitments	$ 3,947	$ 2,067