Revenues and Tenant Receivables - Schedule of Revenues (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Disaggregation of Revenue [Line Items]
Above (below) market lease amortization, net			$ (181,000)	$ (233,000)
Credit adjustments on operating lease receivables	$ (207,000)	$ 89,000	(149,000)	349,000
Total revenues	8,111,000	8,620,000	25,487,000	25,827,000
Base rents
Disaggregation of Revenue [Line Items]
Base Rents and revenue	5,985,000	6,003,000	18,376,000	17,789,000
Expense recoveries - variable lease revenue
Disaggregation of Revenue [Line Items]
Base Rents and revenue	1,892,000	1,759,000	6,162,000	5,674,000
Percentage rent - variable lease revenue
Disaggregation of Revenue [Line Items]
Base Rents and revenue	107,000	85,000	270,000	370,000
Rental revenues
Disaggregation of Revenue [Line Items]
Straight-line rents	127,000	299,000	194,000	819,000
Above (below) market lease amortization, net	45,000	105,000	181,000	233,000
Other	162,000	280,000	453,000	593,000
Total rental revenue, gross	8,318,000	8,531,000	25,636,000	25,478,000
Total revenues	$ 7,949,000	$ 8,340,000	$ 25,034,000	$ 25,234,000