Summary of Significant Accounting Policies (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Earnings available to common stockholders:
Net income	$ 2,337	$ 2,206	$ 9,358	$ 6,127
Non-controlling interest income	0	0	0	105
Preferred stock dividends	65	65	196	197
Net income available to common stockholders	$ 2,272	$ 2,141	$ 9,162	$ 5,825