Subordinated Notes (Details) - USD ($)		12 Months Ended
	Feb. 15, 2020	Dec. 31, 2019	Dec. 31, 2018	Feb. 06, 2015
Subordinated note terms and conditions		Interest will accrue at a fixed per annum rate of 6.25% from and including the issue date to but excluding February 15, 2020. From and including February 15, 2020 to but excluding the maturity date interest will accrue at a floating rate equal to the three-month LIBOR plus 479 basis points. Interest is payable on the notes on February 15 and August 15 of each year, commencing August 15, 2015, through February 15, 2020, and thereafter February 15, May 15, August 15 and November 15 of each year through the maturity date or earlier redemption date.
Preferred stock, redemption date		Feb. 13, 2015
Common stock, par value (in dollars per share)		$ 0.01	$ 0.01
Subordinated Debt
Debt instrument, face amount				$ 23,000,000.0
Subordinated notes interest rate		6.25%	6.25%
Interest rate		6.25%
Redemption percentage		100.00%
Subordinated notes due date		Feb. 15, 2025
Debt instrument, maturity date		Feb. 15, 2020
Private Placement
Common stock, issued (in shares)		312,747
Common stock, par value (in dollars per share)		$ 0.01
Common stock par value (in dollars per share)		$ 10,600,000
Subsequent Event | Subordinated Debt
Subordinated notes interest rate	6.25%
Repayments of subordinated debt	$ 23,000,000