Revenue from Contracts with Customers (Details Textual) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenue From Contract With Customer [Line Items]
Legal settlement	$ 0	$ 0	$ 8,375,000	$ 0
ASC 606
Revenue From Contract With Customer [Line Items]
Contingent debit card interchange fees	0		0
Contingent incentive fees	0		0
Contingent commission	0		$ 0
Percentage of insurance agency commissions representing total revenue			2.30%
Percentage of retirement plan consulting fees representing total revenue			0.80%
Percentage of investment commissions representing total revenue			1.30%
ASC 606 | Cetera
Revenue From Contract With Customer [Line Items]
Contingent investment commissions to be refunded	$ 0		$ 0