Note 10 - Equity (Details Textual) $ / shares in Units, $ in Millions						12 Months Ended
	Dec. 07, 2023 USD ($) shares	Apr. 03, 2023 USD ($) shares	Feb. 28, 2023 shares	Apr. 01, 2022 USD ($) shares	Oct. 01, 2021 shares	Dec. 31, 2023 USD ($) Property $ / shares shares	Dec. 31, 2022 USD ($) $ / shares shares	Jan. 02, 2024 shares	Oct. 23, 2023 shares	Oct. 03, 2023 shares	Sep. 30, 2023 shares	Jul. 03, 2023 shares	Jan. 03, 2023 shares	Nov. 23, 2022 $ / shares shares	Nov. 22, 2022 $ / shares shares	Jul. 01, 2022 shares	Jan. 03, 2022 shares	Sep. 15, 2021 shares	Jun. 04, 2021 $ / shares shares
Class of Stock [Line Items]
Common stock, shares issued						33,417,101	32,256,974
Common stock, shares authorized						300,000,000	50,000,000		300,000,000		50,000,000
Number of real estate properties | Property						15
Preferred stock, shares authorized						1,000,000	1,000,000
Preferred stock, par value | $ / shares						$ 0.01	$ 0.01
Preferred stock, shares outstanding						500	500
Conversion price | $ / shares						$ 0.2
Common stock, shares par value | $ / shares						$ 0.01	$ 0.01
Granted to executives						697,393	138,262
Restricted Stock Units, Forfeited						21,856	21,987
2021 Lamont Warrants [Member]
Class of Stock [Line Items]
Warrants to purchase of common stock																			200,000
Warrants to purchase of common stock, Exercise price | $ / shares																			$ 2.5
Contractual life of warrants																			4 years 3 months 18 days
Fortress Warrants [Member]
Class of Stock [Line Items]
Warrants to purchase of common stock															2,560,000
Warrants to purchase of common stock, Exercise price | $ / shares															$ 0.01
Contractual life of warrants															10 years
2022 Lamont Warrants [Member]
Class of Stock [Line Items]
Warrants to purchase of common stock														500,000
Warrants to purchase of common stock, Exercise price | $ / shares														$ 0.01
Contractual life of warrants														5 years
Series A Preferred Stock [Member]
Class of Stock [Line Items]
Preferred stock, shares authorized						20,000	20,000
Preferred stock, par value | $ / shares						$ 0.01
Preferred stock, shares outstanding						500	500
Preferred stock, dividend rate percentage						10.00%
Preferred stock, per share issuance price | $ / shares						$ 100
Director [Member]
Class of Stock [Line Items]
Common stock, shares issued		32,904		9,708						9,348		25,500	166,125				165,700
Director One [Member]
Class of Stock [Line Items]
Common stock, shares issued													16,125
Executives [Member]
Class of Stock [Line Items]
Common stock, shares issued		254,839
Percentage of bonus for cash payment		50.00%
Subsequent Event [Member] | Director [Member]
Class of Stock [Line Items]
Common stock, shares issued								11,945
Minimum [Member]
Class of Stock [Line Items]
Percentage of RSUs granted to executives					0.00%
Maximum [Member]
Class of Stock [Line Items]
Percentage of RSUs granted to executives					300.00%
Maximum [Member] | Series A Preferred Stock [Member]
Class of Stock [Line Items]
Preferred dividends undeclared | $						$ 0.1
Restricted Stock Awards [Member]
Class of Stock [Line Items]
Shares surrendered to satisfy tax obligations						4,126	4,307
Compensation expense related to these share-based payments | $						$ 0.3	$ 0.2
Unrecognized costs from stock-based awards | $						$ 0.4
Unrecognized compensation cost recognition period						10 months 24 days
Value of award | $	$ 0.3	$ 0.3		$ 0.3
Restricted Stock Awards [Member] | Director [Member]
Class of Stock [Line Items]
Granted to executives	277,775
Restricted Stock Awards [Member] | Employees [Member]
Class of Stock [Line Items]
Granted to executives		419,618		138,262
Restricted Stock Units [Member]
Class of Stock [Line Items]
Unrecognized costs from stock-based awards | $						$ 2.0
Unrecognized compensation cost recognition period						2 years
Restricted Stock Units, Forfeited			232,558
Restricted Stock Units [Member] | Employees [Member]
Class of Stock [Line Items]
Granted to executives					1,220,930
Restricted Stock Units [Member] | Minimum [Member]
Class of Stock [Line Items]
Percentage of number of units granted at vesting date that entitle recipients to shares of common stock						0.00%
Restricted Stock Units [Member] | Maximum [Member]
Class of Stock [Line Items]
Percentage of number of units granted at vesting date that entitle recipients to shares of common stock						300.00%
2020 Equity Incentive Plan [Member]
Class of Stock [Line Items]
Common stock shares available for issuance																		1,500,000
Common stock remaining shares available for future issuance						404,876
2020 Equity Incentive Plan [Member] | Minimum [Member]
Class of Stock [Line Items]
Common stock shares available for issuance																		3,620,000
2020 Equity Incentive Plan [Member] | Maximum [Member]
Class of Stock [Line Items]
Common stock shares available for issuance																		5,120,000
Operating Partnership [Member]
Class of Stock [Line Items]
Operating partnership percentage						85.70%	85.30%
Operating Partnership [Member] | Midtown Row [Member]
Class of Stock [Line Items]
Common OP units issued														1
OP Unit Redemption [Member]
Class of Stock [Line Items]
Common stock, shares issued				60,106												36,064
OP Unit Redemption [Member] | Operating Partnership [Member]
Class of Stock [Line Items]
Common stock, shares issued				60,106												36,064
Preferred OP Units [Member]
Class of Stock [Line Items]
Preferred OP unit issuance amount per unit | $ / shares														$ 2
Noncontrolling interest, description						The initial Preferred OP Unit Return was 12% per annum, comprised of a 5% Current Preferred OP Unit Return and a 7% Capitalized Preferred OP Unit Return. The Capitalized Preferred OP Unit Return increases each year by 1%. After November 23, 2027, the Preferred OP Unit Return will be 19% per annum, all payable in cash, and will increase an additional 3% each year thereafter. As of December 31, 2023, the Preferred OP Unit Return was 13% per annum, comprised of a 5% Current Preferred OP Unit Return and an 8% Capitalized Preferred OP Unit Return.
Preferred OP Units [Member] | Operating Partnership [Member] | Midtown Row [Member]
Class of Stock [Line Items]
Preferred OP units issued														1,842,917
Common OP Units [Member] | Operating Partnership [Member] | Midtown Row [Member]
Class of Stock [Line Items]
Common OP units issued														448,180
Common OP Units [Member] | Operating Partnership [Member] | Lamar Station Plaza West [Member]
Class of Stock [Line Items]
Common OP units issued														573,529