CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Preferred Stock	Common Stock	Treasury Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Total
Balance at Dec. 31, 2020		$ 7,250	$ (77,541)	$ 83,183	$ 339,917	$ (1,910)	$ 350,899
Increase (decrease) in shareholders' equity
Net Income (Loss) Attributable to the Company					4,061		4,061
Vested Restricted Stock and Performance Shares				(436)			(436)
Exercise of Stock Options and Stock Issuance to Directors				372			372
Equity Issuance Costs				(428)			(428)
Stock-Based Compensation Expense				1,336			1,336
Par Value $0.01 per Share and Treasury Stock Derecognized at January 29, 2021		(7,190)	77,541	(70,351)
Common Stock Dividends Declared for the Period					(12,083)		(12,083)
Other Comprehensive Income						1,170	1,170
Balance at Jun. 30, 2021		60		13,676	331,895	(740)	344,891
Balance at Dec. 31, 2020		7,250	$ (77,541)	83,183	339,917	(1,910)	350,899
Balance at Dec. 31, 2021	$ 30	60		85,414	343,459	1,517	430,480
Balance at Mar. 31, 2021		60		13,341	341,645	(673)	354,373
Increase (decrease) in shareholders' equity
Net Income (Loss) Attributable to the Company					(3,724)		(3,724)
Exercise of Stock Options and Stock Issuance to Directors				80			80
Equity Issuance Costs				(412)			(412)
Stock-Based Compensation Expense				667			667
Common Stock Dividends Declared for the Period					(6,026)		(6,026)
Other Comprehensive Income						(67)	(67)
Balance at Jun. 30, 2021		60		13,676	331,895	(740)	344,891
Balance at Dec. 31, 2021	30	60		85,414	343,459	1,517	430,480
Increase (decrease) in shareholders' equity
Net Income (Loss) Attributable to the Company					1,420		1,420
Adjustment to Equity Component of Convertible Debt Upon Adoption of ASU 2020-06				(7,034)	4,022		(3,012)
Stock Repurchase				(1,147)			(1,147)
Vested Restricted Stock and Performance Shares				(845)			(845)
Exercise of Stock Options and Stock Issuance to Directors				237			237
Stock Issuance, Net of Equity Issuance Costs		1		8,478			8,479
Stock-Based Compensation Expense				1,244			1,244
Preferred Stock Dividends Declared for the Period					(2,391)		(2,391)
Common Stock Dividends Declared for the Period					(13,594)		(13,594)
Other Comprehensive Income						10,623	10,623
Balance at Jun. 30, 2022	30	61		86,347	332,916	12,140	431,494
Balance at Mar. 31, 2022	30	60		81,092	339,828	9,529	430,539
Increase (decrease) in shareholders' equity
Net Income (Loss) Attributable to the Company					1,218		1,218
Stock Repurchase				(1,147)			(1,147)
Exercise of Stock Options and Stock Issuance to Directors				88			88
Stock Issuance, Net of Equity Issuance Costs		1		5,689			5,690
Stock-Based Compensation Expense				625			625
Preferred Stock Dividends Declared for the Period					(1,196)		(1,196)
Common Stock Dividends Declared for the Period					(6,934)		(6,934)
Other Comprehensive Income						2,611	2,611
Balance at Jun. 30, 2022	$ 30	$ 61		$ 86,347	$ 332,916	$ 12,140	$ 431,494