SHAREHOLDERS’ EQUITY (Details Narrative) - USD ($)									1 Months Ended	7 Months Ended	9 Months Ended
	Oct. 03, 2022	Oct. 02, 2022	Sep. 15, 2022	Jul. 26, 2022	Mar. 07, 2022	Jan. 12, 2022	Aug. 16, 2021	Jul. 22, 2020	Jan. 31, 2022	Sep. 30, 2022	Sep. 30, 2022	Sep. 30, 2021	Nov. 02, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items]
Dividends paid			$ 11,000,000.0
Dividend paid price per share			$ 0.20
Proceed from dividend reinvestment and stock purchase plan (DRIP)											$ 2,100,000	$ 2,600,000
Common Stock [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Proceed from dividend reinvestment and stock purchase plan (DRIP)											5,400,000
Common Stock [Member] | ATM Program [Member] | B. Riley FBR, Inc [Member] | Maximum [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net proceeds from sale of equity after offering expenses					$ 150,000,000		$ 100,000,000
Common Stock [Member] | Subsequent Event [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Dividend paid price per share	$ 0.20
Dividend payable date of record	Dec. 15, 2022
Divided date of record	Nov. 15, 2022
6.75% Series C Cumulative Redeemable Preferred Stock [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Preferred stock redemption shares				9,900,000
Dividend rate declared				6.75%
Liquidation preference, per share				$ 25.00
Dividend paid price per share				0.2578
Preferred Stock, Redemption Price Per Share				$ 25.2578
Preferred Stock, Redemption Amount				$ 249,600,000						$ 8,200,000	8,200,000
6.375% Series D Cumulative Redeemable Preferred Stock [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Dividends paid			$ 3,400,000
Dividend rate declared			6.375%
Liquidation preference, per share			$ 25.00
Dividend paid price per share			0.3984375
Annual rate of dividend			$ 1.59375
6.375% Series D Cumulative Redeemable Preferred Stock [Member] | Subsequent Event [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Divided date of record	Nov. 15, 2022
Dividend paid price per share	$ 0.3984375
Dividend payable date	Dec. 15, 2022
Preferred Stock [Member] | ATM Program [Member] | B. Riley FBR, Inc [Member] | Maximum [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net proceeds from sale of equity after offering expenses								$ 100,000,000
Stock Purchase Plan [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reinvestment of dividend			$ 631,000								$ 2,100,000
DRIP [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Shares issued during the period											280,000
Common Stock Repurchase Program [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Authorized Stock Repurchase, value						$ 25,000,000
New Common ATM Program [Member] | 2020 Registration Statement [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net proceeds from sale of equity after offering expenses									$ 7,900,000
Number of shares issued in transaction									300,000
Sale of Stock, Price Per Share									$ 26.82
Gross proceeds from sale of equity									$ 8,000,000.0
2022 Common ATM Program [Member] | 2022 Distribution Agents [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net proceeds from sale of equity after offering expenses										$ 54,900,000
Number of shares issued in transaction										2,400,000
Sale of Stock, Price Per Share										$ 23.51	$ 23.51
Gross proceeds from sale of equity										$ 55,900,000
Common stock available for sale value										$ 94,100,000	$ 94,100,000
2022 Common ATM Program [Member] | Subsequent Event [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net proceeds from sale of equity after offering expenses		$ 8,900,000
Number of shares issued in transaction		558,000
Sale of Stock, Price Per Share		$ 16.26
Gross proceeds from sale of equity		$ 9,100,000
Common stock available for sale value													$ 85,000,000.0
New Preferred ATM Program [Member] | 2020 Registration Statement [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net proceeds from sale of equity after offering expenses											$ 110,000
Number of shares issued in transaction											7,500
Sale of Stock, Price Per Share										$ 25.00	$ 25.00
Gross proceeds from sale of equity											$ 188,000
Common stock available for sale value										$ 12,000,000.0	$ 12,000,000.0