Note 9 - Equity (Details Textual) - $ / shares	12 Months Ended
	Dec. 31, 2019	Jan. 16, 2020	Dec. 31, 2018
Class Of Stock [Line Items]
Common stock, shares issued	21,587,336		0
Preferred stock, shares outstanding	500		0
Preferred stock, par value	$ 0.01		$ 0.01
Conversion price	$ 0.20
Awards outstanding	70,000
2020 Equity Incentive Plan [Member] | Subsequent Event [Member]
Class Of Stock [Line Items]
Common stock shares available for issuance		3,620,000
Operating Partnership [Member]
Class Of Stock [Line Items]
Operating partnership percentage	88.40%
Percentage of collectively owned in operating partnership by investors	11.60%
Series A Preferred Stock [Member]
Class Of Stock [Line Items]
Preferred stock, shares outstanding	500
Preferred stock, par value	$ 0.01
Preferred stock, dividend rate percentage	10.00%
Preferred stock, per share issuance price	$ 100
Brookhill Azalea Shopping Center [Member]
Class Of Stock [Line Items]
Common stock, shares issued	18,776,768
BEP [Member]
Class Of Stock [Line Items]
Common stock, shares issued	200,000