Variable Interest Entities (Details 2) $ in Thousands	9 Months Ended
	Sep. 30, 2020 USD ($) trust	Dec. 31, 2019 USD ($)
Variable Interest Entities [Abstract]
Number of trusts sponsored | trust	1
Percentage of ownership interest	100.00%
Subordinated Borrowing [Line Items]
Amount of subordinated notes	$ 58,764	$ 58,764
June 2007 issuance
Subordinated Borrowing [Line Items]
Amount of subordinated notes	$ 41,238
Interest rate (as a percent)	7.22%
Maturity date of subordinated notes	Jun. 15, 2037
August 2007 issuance
Subordinated Borrowing [Line Items]
Amount of subordinated notes	$ 17,526
Interest rate (as a percent)	1.73%
Maturity date of subordinated notes	Sep. 15, 2037
London Interbank Offered Rate (LIBOR) | August 2007 issuance
Subordinated Borrowing [Line Items]
Basis spread on variable rate (as a percent)	1.48%