SHAREHOLDERS’ EQUITY (Details Narrative) - USD ($)											1 Months Ended	10 Months Ended	12 Months Ended
	Jul. 26, 2022	Mar. 07, 2022	Jan. 12, 2022	Aug. 16, 2021	Feb. 11, 2021	Feb. 10, 2021	Jul. 22, 2020	Jan. 15, 2020	Jan. 14, 2020	Jan. 22, 2018	Jan. 31, 2022	Dec. 31, 2022	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Jan. 10, 2023
Class of Stock [Line Items]
Authorized capital stock												170,413,800	170,413,800
Common stock, shares authorized												154,048,469	154,048,469	144,164,000
Common stock, par value												$ 0.10	$ 0.10	$ 0.10
Excess stock, shares authorized												3,000,000	3,000,000	3,000,000
Excess stock, par value												$ 0.10	$ 0.10	$ 0.10
Payments for repurchase of common stock													$ (0)	$ (0)	$ 1,830,000
New Common ATM Program [Member] | 2020 Registration Statement [Member]
Class of Stock [Line Items]
Proceeds from sale of equity											$ 7,900,000
Sale of stock, 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]
Class of Stock [Line Items]
Proceeds from sale of equity												$ 92,900,000
Sale of stock, number of shares issued in transaction												4,700,000
Sale of stock, price per share												$ 20.18	$ 20.18
Gross proceeds from sale of equity												$ 94,600,000
Common stock available for sale value												$ 55,400,000	$ 55,400,000
New Preferred Stock-At-The Market Sales Program [Member]
Class of Stock [Line Items]
Proceeds from sale of equity							$ 100,000,000
Preferred Stock ATM Sales Program [Member]
Class of Stock [Line Items]
Proceeds from sale of equity													$ 9,100,000
Sale of stock, number of shares issued in transaction													406,000
Sale of stock, price per share												$ 22.90	$ 22.90
Gross proceeds from sale of equity													$ 9,300,000
Preferred stock available for sale value												2,900,000	2,900,000
Dividend Reinvestment Stock Purchase Plan [Member]
Class of Stock [Line Items]
Percentage of discount on purchase price under dividend reinvestment plan													95.00%
Maximum monthly amount granted for waivers for purchase of shares					$ 1,000	$ 5,000		$ 5,000	$ 1,000
Dividend Reinvestment Stock Purchase Plan [Member] | Minimum [Member]
Class of Stock [Line Items]
Amount of optional cash payments													$ 500
Dividend Reinvestment Stock Purchase Plan [Member] | Maximum [Member]
Class of Stock [Line Items]
Amount of optional cash payments													$ 1,000
Common Stock [Member] | ATM Program [Member] | B. Riley FBR, Inc [Member]
Class of Stock [Line Items]
Proceeds from sale of equity				$ 100,000,000
Common Stock [Member] | Maximum [Member] | ATM Program [Member] | B. Riley FBR, Inc [Member]
Class of Stock [Line Items]
Proceeds from sale of equity		$ 150,000,000
Issuer Purchases of Equity Securities [Member] | Maximum [Member]
Class of Stock [Line Items]
Payments for repurchase of common stock			$ 25,000,000
Subsequent Event [Member]
Class of Stock [Line Items]
Authorized capital stock																170,413,800
Excess stock, shares authorized																3,000,000
Excess stock, par value																$ 0.10
Subsequent Event [Member] | Common Stock [Member]
Class of Stock [Line Items]
Authorized capital stock																149,648,469
Series B Preferred Stock [Member]
Class of Stock [Line Items]
Cumulative redeemable preferred stock, shares authorized												199,331	199,331
Represents the stated rate on redeemable preferred stock												8.00%	8.00%
Preferred stock, par value per share												$ 0.10	$ 0.10
Series B Preferred Stock [Member] | Subsequent Event [Member]
Class of Stock [Line Items]
Authorized capital stock																199,331
Series C Preferred Stock [Member]
Class of Stock [Line Items]
Cumulative redeemable preferred stock, shares authorized												3,866,000	3,866,000	13,750,000
Represents the stated rate on redeemable preferred stock												6.75%	6.75%	6.75%
Preferred stock, par value per share												$ 0.10	$ 0.10	$ 0.10
Preferred stock shares outstanding														9,884,000
Series C Preferred Stock [Member] | Subsequent Event [Member]
Class of Stock [Line Items]
Authorized capital stock																3,866,000
Series D Preferred Stock [Member]
Class of Stock [Line Items]
Cumulative redeemable preferred stock, shares authorized												9,300,000	9,300,000	9,300,000
Represents the stated rate on redeemable preferred stock												6.375%	6.375%	6.375%
Preferred stock, par value per share										$ 0.10		$ 0.10	$ 0.10	$ 0.10
Preferred stock shares issued												9,015,000	9,015,000	8,609,000
Preferred stock shares outstanding												9,015,000	9,015,000	8,609,000
Series D Preferred Stock [Member] | Subsequent Event [Member]
Class of Stock [Line Items]
Authorized capital stock																13,700,000
Common stock, shares authorized																4,400,000
6.75% Series C Cumulative Redeemable Preferred Stock [Member]
Class of Stock [Line Items]
Represents the stated rate on redeemable preferred stock	6.75%
Preferred stock shares issued	9,900,000
Preferred stock shares outstanding	9,900,000
Preferred stock, 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]
Class of Stock [Line Items]
Represents the stated rate on redeemable preferred stock										6.375%
Proceeds from sale of equity										$ 48,200,000
Sale of stock, number of shares issued in transaction										2,000,000
Preferred stock, liquidation preference per share										$ 25.00
Preferred stock, redemption price per share										$ 25.00
Description of preferred stock dividend										arrears on March 15, June 15, September 15, and December 15 at an annual rate of $1.59375 per share.
Series D Preferred Stock [Member]
Class of Stock [Line Items]
Dividend paid price per share													$ 1.59375	$ 1.59375	$ 1.59375
Preferred stock, redemption price per share										$ 25.00
Series D Preferred Stock [Member] | Common Stock [Member]
Class of Stock [Line Items]
Reclassification of common shares to preferred stock										2,300,000