Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member]	Preferred Stock [Member] Series C Preferred Stock [Member]	Preferred Stock [Member] Series D Preferred Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Non-Controlling Interest in Consolidated Subsidiary [Member]	Total
Beginning balance, value at Dec. 31, 2021	$ 5,165	$ 247,100	$ 215,219	$ 300,020	$ (25,364)	$ 0	$ 742,140
Beginning balance, shares at Dec. 31, 2021	51,651
Common Stock Issued with the DRIP	$ 7	0	0	1,667	0	0	1,674
Common Stock Issued with the DRIP, shares	72
Common Stock Issued through Restricted Stock Awards	$ 11	0	0	(11)	0	0	0
Common Stock Issued through Restricted Stock Awards, shares	114
Common Stock Issued through Stock Options	$ 8	0	0	985	0	0	993
Common Stock Issued through Stock Options, shares	78
Common Stock Issued in connection with At-The-Market Offerings, net	$ 159	0	0	38,210	0	0	38,369
Common Stock Issued in connection with At-The-Market Offerings, net, shares	1,585
Distributions	$ 0	0	0	(14,731)	(3,275)	0	(18,006)
Stock Compensation Expense	0	0	0	1,169	0	0	1,169
Net Income (loss)	0	0	0	0	3,275	0	3,275
Ending balance, value at Mar. 31, 2022	$ 5,350	247,100	215,219	327,309	(25,364)	0	769,614
Ending balance, shares at Mar. 31, 2022	53,500
Beginning balance, value at Dec. 31, 2021	$ 5,165	247,100	215,219	300,020	(25,364)	0	742,140
Beginning balance, shares at Dec. 31, 2021	51,651
Net Income (loss)							(8,631)
Ending balance, value at Sep. 30, 2022	$ 5,514	0	215,407	313,806	(25,364)	2,189	511,552
Ending balance, shares at Sep. 30, 2022	55,138
Beginning balance, value at Mar. 31, 2022	$ 5,350	247,100	215,219	327,309	(25,364)	0	769,614
Beginning balance, shares at Mar. 31, 2022	53,500
Common Stock Issued with the DRIP	$ 8	0	0	1,332	0	0	1,340
Common Stock Issued with the DRIP, shares	78
Common Stock Issued through Restricted Stock Awards	$ 0	0	0	0	0	0	0
Common Stock Issued through Restricted Stock Awards, shares	4
Common Stock Issued through Stock Options	$ 23	0	0	2,197	0	0	2,220
Common Stock Issued through Stock Options, shares	226
Common Stock Issued in connection with At-The-Market Offerings, net	$ 86	0	0	19,781	0	0	19,867
Common Stock Issued in connection with At-The-Market Offerings, net, shares	857
Distributions	$ 0	0	0	(33,363)	14,873	0	(18,490)
Stock Compensation Expense	0	0	0	1,132	0	0	1,132
Net Income (loss)	0	0	0	0	(6,688)	0	(6,688)
Preferred Stock Called for Redemption	0	(247,100)	0	8,185	(8,185)	0	(247,100)
Ending balance, value at Jun. 30, 2022	$ 5,467	0	215,219	326,573	(25,364)	0	521,895
Ending balance, shares at Jun. 30, 2022	54,665
Common Stock Issued with the DRIP	$ 12	0	0	2,331	0	0	2,343
Common Stock Issued with the DRIP, shares	130
Common Stock Issued through Restricted Stock Awards	$ 1	0	0	(1)	0	0	0
Common Stock Issued through Restricted Stock Awards, shares	6
Common Stock Issued through Stock Options	$ 10	0	0	972	0	0	982
Common Stock Issued through Stock Options, shares	100
Common Stock Issued in connection with At-The-Market Offerings, net	$ 24	0	0	4,493	0	0	4,517
Common Stock Issued in connection with At-The-Market Offerings, net, shares	237
Preferred Stock Issued in connection with At-The-Market Offerings, net	$ 0	0	188	(78)	0	0	110
Distributions	0	0	0	(22,095)	5,157	0	(16,938)
Stock Compensation Expense	0	0	0	1,611	0	0	1,611
Net Income (loss)	0	0	0	0	(5,157)	(61)	(5,218)
Investment from Non-Controlling Interest	0	0	0	0	0	2,250	2,250
Ending balance, value at Sep. 30, 2022	$ 5,514	0	215,407	313,806	(25,364)	2,189	511,552
Ending balance, shares at Sep. 30, 2022	55,138
Beginning balance, value at Dec. 31, 2022	$ 5,760	0	225,379	343,189	(25,364)	2,232	551,196
Beginning balance, shares at Dec. 31, 2022	57,595
Common Stock Issued with the DRIP	$ 15	0	0	2,502	0	0	2,517
Common Stock Issued with the DRIP, shares	164
Common Stock Issued through Restricted Stock Awards	$ 14	0	0	(14)	0	0	0
Common Stock Issued through Restricted Stock Awards, shares	140
Common Stock Issued through Stock Options	$ 1	0	0	136	0	0	137
Common Stock Issued through Stock Options, shares	14
Common Stock Issued in connection with At-The-Market Offerings, net	$ 208	0	0	34,080	0	0	34,288
Common Stock Issued in connection with At-The-Market Offerings, net, shares	2,071
Preferred Stock Issued in connection with At-The-Market Offerings, net	$ 0	0	21,858	(2,567)	0	0	19,291
Distributions	0	0	0	(17,523)	1,461	0	(16,062)
Stock Compensation Expense	0	0	0	1,528	0	0	1,528
Net Income (loss)	0	0	0	0	(1,461)	(40)	(1,501)
Ending balance, value at Mar. 31, 2023	$ 5,998	0	247,237	361,331	(25,364)	2,192	591,394
Ending balance, shares at Mar. 31, 2023	59,984
Beginning balance, value at Dec. 31, 2022	$ 5,760	0	225,379	343,189	(25,364)	2,232	551,196
Beginning balance, shares at Dec. 31, 2022	57,595
Net Income (loss)							(3,403)
Ending balance, value at Sep. 30, 2023	$ 6,617	0	279,482	414,888	(25,364)	2,124	677,747
Ending balance, shares at Sep. 30, 2023	66,172
Beginning balance, value at Mar. 31, 2023	$ 5,998	0	247,237	361,331	(25,364)	2,192	591,394
Beginning balance, shares at Mar. 31, 2023	59,984
Common Stock Issued with the DRIP	$ 15	0	0	2,020	0	0	2,035
Common Stock Issued with the DRIP, shares	151
Common Stock Issued through Restricted Stock Awards	$ 1	0	0	(1)	0	0	0
Common Stock Issued through Restricted Stock Awards, shares	8
Common Stock Issued through Stock Options	$ 4	0	0	409	0	0	413
Common Stock Issued through Stock Options, shares	42
Common Stock Issued in connection with At-The-Market Offerings, net	$ 289	0	0	43,870	0	0	44,159
Common Stock Issued in connection with At-The-Market Offerings, net, shares	2,887
Preferred Stock Issued in connection with At-The-Market Offerings, net	$ 0	0	17,795	(2,486)	0	0	15,309
Distributions	0	0	0	(16,878)	367	0	(16,511)
Stock Compensation Expense	0	0	0	1,471	0	0	1,471
Net Income (loss)	0	0	0	0	(367)	(36)	(403)
Ending balance, value at Jun. 30, 2023	$ 6,307	0	265,032	389,736	(25,364)	2,156	637,867
Ending balance, shares at Jun. 30, 2023	63,072
Common Stock Issued with the DRIP	$ 13	0	0	2,245	0	0	2,258
Common Stock Issued with the DRIP, shares	137
Common Stock Issued through Restricted Stock Awards	$ 16	0	0	(16)	0	0	0
Common Stock Issued through Restricted Stock Awards, shares	155
Common Stock Issued through Stock Options	$ 2	0	0	182	0	0	184
Common Stock Issued through Stock Options, shares	15
Common Stock Issued in connection with At-The-Market Offerings, net	$ 279	0	0	43,238	0	0	43,517
Common Stock Issued in connection with At-The-Market Offerings, net, shares	2,793
Preferred Stock Issued in connection with At-The-Market Offerings, net	$ 0	0	14,450	(2,258)	0	0	12,192
Distributions	0	0	0	(19,250)	1,467	0	(17,783)
Stock Compensation Expense	0	0	0	1,011	0	0	1,011
Net Income (loss)	0	0	0	0	(1,467)	(32)	(1,499)
Ending balance, value at Sep. 30, 2023	$ 6,617	$ 0	$ 279,482	$ 414,888	$ (25,364)	$ 2,124	$ 677,747
Ending balance, shares at Sep. 30, 2023	66,172