Commitments, Contingencies and Concentrations of Credit Risk - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Other Commitments [Line Items]
Fixed-rate loan commitments	90 days
Unfunded capital commitments related to investment funds	$ 7,500
Operating lease expense	5,000	$ 5,935	$ 6,438
Premises and Equipment
Other Commitments [Line Items]
Operating lease expense	$ 6,300	$ 7,200	$ 7,900
Minimum
Other Commitments [Line Items]
Interest rates	4.50%
Maximum
Other Commitments [Line Items]
Interest rates	9.50%