Revenues and Tenant Receivables - Schedule of Revenues (Details) - USD ($)	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Disaggregation of Revenue [Line Items]
Above (below) market lease amortization, net	$ (75,000)	$ (23,000)
Credit adjustments on operating lease receivables	(127,000)	164,000
Total revenues	8,765,000	8,923,000
Base rents
Disaggregation of Revenue [Line Items]
Base Rents and revenue	6,184,000	5,835,000
Expense recoveries - variable lease revenue
Disaggregation of Revenue [Line Items]
Base Rents and revenue	2,272,000	2,261,000
Percentage rent - variable lease revenue
Disaggregation of Revenue [Line Items]
Base Rents and revenue	79,000	168,000
Rental revenues
Disaggregation of Revenue [Line Items]
Straight-line rents	232,000	190,000
Above (below) market lease amortization, net	75,000	23,000
Other	50,000	282,000
Total rental revenue, gross	8,892,000	8,759,000
Total revenues	$ 8,715,000	$ 8,641,000