Note 7 - Mortgage and Other Indebtedness - Schedule of Debt Balance (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Balance outstanding		$ 264,321	$ 269,474
Unamortized deferred financing costs		(1,663)	(1,858)
Total Mortgage and Other Indebtedness		$ 262,658	267,616
Basis Term Loan [Member]
Debt Instrument [Line Items]
Maturity Date		Jan. 01, 2024
Rate Type	[1]	Floating
Balance outstanding	[2]	$ 67,127	67,086
Basis Term Loan [Member] | SOFR [Member]
Debt Instrument [Line Items]
Debt instrument variable rate	[3]	8.62%
Fortress Mezzanine Loan [Member]
Debt Instrument [Line Items]
Maturity Date	[4]	Dec. 01, 2027
Rate Type	[4]	Fixed
Debt instrument variable rate	[3],[4]	12.00%
Balance outstanding	[4]	$ 13,194	17,895
Hollinswood Shopping Center Loan [Member]
Debt Instrument [Line Items]
Maturity Date		Dec. 01, 2024
Rate Type	[5]	LIBOR + 2.25
Debt instrument variable rate	[3]	4.06%
Balance outstanding		$ 12,680	12,760
Avondale Shops Loan [Member]
Debt Instrument [Line Items]
Maturity Date		Jun. 01, 2025
Rate Type		Fixed
Debt instrument variable rate	[3]	4.00%
Balance outstanding		$ 2,956	2,985
Vista Shops at Golden Mile Loan [Member]
Debt Instrument [Line Items]
Maturity Date		Jun. 24, 2023
Rate Type		Fixed
Debt instrument variable rate	[3]	3.83%
Balance outstanding		$ 11,416	11,478
Brookhill Azalea Shopping Center Loan [Member]
Debt Instrument [Line Items]
Maturity Date		Jan. 31, 2025
Rate Type		LIBOR + 2.75%
Debt instrument variable rate	[3]	7.61%
Balance outstanding		$ 8,749	8,762
Lamar Station Plaza West Loan [Member]
Debt Instrument [Line Items]
Maturity Date		Dec. 10, 2027
Rate Type		Fixed
Debt instrument variable rate	[3]	5.67%
Balance outstanding		$ 18,325	18,317
Lamont Street Preferred Interest [Member]
Debt Instrument [Line Items]
Maturity Date	[6]	Sep. 30, 2023
Rate Type	[6]	Fixed
Debt instrument variable rate	[3],[6]	13.50%
Balance outstanding	[6]	$ 4,155	4,241
Highlandtown Village Shopping Center Loan [Member]
Debt Instrument [Line Items]
Maturity Date	[7]	May 06, 2023
Rate Type		Fixed
Debt instrument variable rate	[3]	4.13%
Balance outstanding		$ 5,207	5,241
Cromwell Field Shopping Center Loan [Member]
Debt Instrument [Line Items]
Maturity Date		Dec. 22, 2027
Rate Type		Fixed
Debt instrument variable rate	[3]	6.71%
Balance outstanding		$ 10,118	10,113
Midtown Row Loan [Member]
Debt Instrument [Line Items]
Maturity Date		Dec. 01, 2027
Rate Type		Fixed
Debt instrument variable rate	[3]	6.48%
Balance outstanding		$ 75,977	75,975
Spotswood Valley Square Shopping Center Loan [Member]
Debt Instrument [Line Items]
Maturity Date		Jul. 06, 2023
Rate Type		Fixed
Debt instrument variable rate	[3]	4.82%
Balance outstanding		$ 11,782	11,849
The Shops at Greenwood Village [Member]
Debt Instrument [Line Items]
Maturity Date		Oct. 10, 2028
Rate Type	[8]	Prime – 0.35
Debt instrument variable rate	[3]	4.08%
Balance outstanding		$ 22,635	$ 22,772

[1] The interest rate for the Basis Term Loan is the greater of (i) SOFR (as defined below) plus 3.97% per annum and (ii) 6.125% per annum. On November 23, 2022, the Company entered into an interest rate cap agreement to cap the SOFR interest rate at 4.65% effective January 1, 2023, which replaced the existing interest rate cap agreement that capped the SOFR interest rate at 3.5%.

[2] The outstanding balance includes $0.3 million of exit fees.

[3] At March 31, 2023, the floating rate loans tied to the London Inter-Bank Offered Rate (“LIBOR”) were based on the one-month LIBOR rate of 4.86%.

[4] The outstanding balance reflects the fair value of the debt.

[5] The Company has entered into an interest rate swap which fixes the interest rate of this loan at 4.06%. On May 3, 2023, the Hollinswood loan agreement was amended to replace LIBOR with SOFR.

[6] The outstanding balance includes approximately $0.3 million of indebtedness as of each of March 31, 2023 and December 31, 2022 related to the Lamont Street Minimum Multiple Amount (as defined below) owed to Lamont Street as described below under the heading “—Lamont Street Preferred Interest.”

[7] On May 5, 2023, the Company refinanced the Highlandtown Village Shopping Center Loan to extend the maturity date to May 10, 2028 and entered into an interest rate swap which fixes the interest rate of the new loan at 6.085% as described below under the heading “—Mortgage Indebtedness”. The prior loan carried an interest rate of 4.13%.

[8] he Company entered into an interest rate swap which fixes the interest rate of this loan at 4.082%. On May 1, 2023, the interest rate was amended to replace Prime with SOFR plus a spread of 2.85%. The Company terminated the existing interest rate swap and entered into a new interest rate swap agreement to fix the interest rate at 5.85%.