Consolidated Statements of Changes in Stockholders' Equity - USD ($)	Total	Common Stock & Related Surplus [Member]	Contributed Equity [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Noncontrolling Interest [Member]
Beginning Balance at Dec. 31, 2018	$ 39,620,000	$ 16,452,000	$ 252,000	$ 23,321,000	$ (618,000)	$ 213,000
Net income	4,071,000			4,050,000		21,000
Other comprehensive income (loss)	1,494,000				1,494,000
Dividends on common stock	(1,855,000)			(1,855,000)
Issuance of restricted common stock, net of forfeitures	160,000	160,000
Noncontrolling interest capital distributions	(13,000)					(13,000)
Issuance of common stock net of capital raise expenses	22,119,000	22,119,000
Ending Balance at Sep. 30, 2019	65,596,000	38,731,000	252,000	25,516,000	876,000	221,000
Beginning Balance at Jun. 30, 2019	64,134,000	38,690,000	252,000	24,886,000	88,000	218,000
Net income	1,253,000			1,250,000		3,000
Other comprehensive income (loss)	788,000				788,000
Dividends on common stock	(620,000)			(620,000)
Issuance of restricted common stock, net of forfeitures	41,000	41,000
Ending Balance at Sep. 30, 2019	65,596,000	38,731,000	252,000	25,516,000	876,000	221,000
Beginning Balance at Dec. 31, 2019	92,337,000	66,204,000	252,000	25,428,000	229,000	224,000
Net income	12,116,000			12,115,000		1,000
Other comprehensive income (loss)	(2,439,000)				(2,439,000)
Dividends on common stock	(2,436,000)			(2,436,000)
Issuance of restricted common stock, net of forfeitures	352,000	352,000
Ending Balance at Sep. 30, 2020	99,930,000	66,556,000	252,000	35,107,000	(2,210,000)	225,000
Beginning Balance at Jun. 30, 2020	95,160,000	66,353,000	252,000	31,675,000	(3,349,000)	229,000
Net income	5,059,000			5,063,000		(4,000)
Other comprehensive income (loss)	1,139,000				1,139,000
Dividends on common stock	(1,631,000)			(1,631,000)
Issuance of restricted common stock, net of forfeitures	203,000	203,000
Ending Balance at Sep. 30, 2020	$ 99,930,000	$ 66,556,000	$ 252,000	$ 35,107,000	$ (2,210,000)	$ 225,000