Consolidated Statements of Equity - USD ($) $ in Thousands	Total	Preferred Stock	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Treasury Stock	Total Shareholders’ Equity	Non-Controlling Interest
Balance at Dec. 31, 2019	$ 179,424	$ 500	$ 1,213	$ 134,706	$ 44,143	$ 58	$ (3,015)	$ 177,605	$ 1,819
Balance (in shares) at Dec. 31, 2019			12,132,855
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Earnings distribution to non-controlling interest	(594)								(594)
Net income	$ 28,875				28,428			28,428	447
Common stock options exercised (in shares)	176		1,021
Common stock options exercised	$ 0
Preferred stock shares conversion (in shares)			2,751
Preferred stock shares conversion		(20)	$ 1	19
Other comprehensive income (loss)	405					405		405
Stock compensation expense	265			265				265
Stock dividend (in shares)			(60)
Stock dividend	(3)			(1)	(2)			(3)
Dividend on preferred stock	(29)				(29)			(29)
Dividend on common stock	(5,746)				(5,746)			(5,746)
Balance at Dec. 31, 2020	202,597	480	$ 1,214	134,989	66,794	463	(3,015)	200,925	1,672
Balance (in shares) at Dec. 31, 2020			12,136,567
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Earnings distribution to non-controlling interest	(1,887)								(1,887)
Net income	$ 40,975				40,760			40,760	215
Common stock options exercised (in shares)	49,048		40,701
Common stock options exercised	$ 201		$ 4	197				201
Preferred stock shares conversion (in shares)			4,813
Preferred stock shares conversion		(35)		35
Other comprehensive income (loss)	(218)					(218)		(218)
Stock compensation expense	230			230				230
Dividend on preferred stock	(28)				(28)			(28)
Dividend on common stock	(9,509)				(9,509)			(9,509)
Balance at Dec. 31, 2021	$ 232,361	$ 445	$ 1,218	$ 135,451	$ 98,017	$ 245	$ (3,015)	$ 232,361	$ 0
Balance (in shares) at Dec. 31, 2021			12,182,081