SHAREHOLDERS’ EQUITY (Details Narrative) - USD ($)									3 Months Ended
	Apr. 01, 2021	Mar. 16, 2021	Mar. 15, 2021	Mar. 15, 2021	Feb. 16, 2021	Jan. 13, 2021	Jul. 22, 2020	Jun. 30, 2020	Mar. 31, 2021	Mar. 31, 2020
Accumulated Other Comprehensive Income (Loss) [Line Items]
Dividends paid				$ 8,000,000.0
Dividend paid price per share	$ 0.19		$ 0.19
Dividend payable date of record				Feb. 16, 2021
Proceed from dividend reinvestment and stock purchase plan (DRIP)									$ 920,000	$ 904,000
Stock repurchased, value										1,604,000
Annual rate of dividend									$ 1.6875
Common Stock [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Proceed from dividend reinvestment and stock purchase plan (DRIP)									$ 3,900,000
Stock repurchased, value										$ 15,000
Common Stock [Member] | A T M Program [Member] | B Riley F B R Inc [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Proceeds from sale of stock, gross								$ 100,000,000
Series C Cumulative Redeemable Preferred Stock [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Dividends paid			$ 4,200,000
Dividend paid price per share			$ 0.421875
Dividend rate declared		6.75%
Liquidation preference, per share					$ 25.00
Series C Cumulative Redeemable Preferred Stock [Member] | Subsequent Event [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Dividend declared per share	$ 0.421875
Series D Cumulative Redeemable Preferred Stock [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Dividends paid			$ 2,900,000
Dividend rate declared			6.375%
Liquidation preference, per share					$ 25.00
Dividend declared per share			$ 0.3984375
Preferred stock dividend payable per share									$ 1.59375
Series D Cumulative Redeemable Preferred Stock [Member] | Subsequent Event [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Dividend payable date of record	Jun. 15, 2021
Dividend declared per share	$ 0.3984375
Stock Purchase Plan [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reinvestment of dividend					$ 920,000
DRIP [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Stock issued during period, shares, new issues									239,000
Common Stock Repurchase Program [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Stock repurchased, value						$ 25,000,000
Common ATM Program [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Proceeds from sale of stock, gross									$ 6,700,000
Proceeds from sale of stock, net									$ 6,600,000
Common ATM Program [Member] | Twenty Twenty Registration Statement [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Sale of stock, shares									352,000
Sale of stock, price per share									$ 19.08
Common ATM Program [Member] | Common Stock [Member] | Subsequent Event [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Proceeds from sale of stock, gross	$ 39,200,000
Sale of stock, shares	2,100,000
A T M Program [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Common stock reserved for future issuance									91.3
Preferred Stock At-The-Market Sales Program [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Proceeds from sale of stock, gross							$ 100,000,000
Preferred Stoct ATM Sales Program [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Proceeds from sale of stock, gross									$ 31,400,000
Sale of stock, shares									1.3
Sale of stock, price per share									$ 24.85
Proceeds from sale of stock, net									$ 30,900,000
[custom:PreferredCapitalSharesReservedForFutureIssuance-0]									34.9