Schedule III - Real Estate and Related Depreciation (Details)	Dec. 31, 2022 USD ($) ft²
Real Estate And Accumulated Depreciation [Line Items]
Square Footage | ft²	829,449
Initial cost, Land	$ 6,122,065
Initial cost, Buildings & Improvements	53,470,167
Costs Subsequent to Acquisition	6,576,982
Gross Carrying Amount, Land	6,122,065
Gross Carrying Amount, Buildings & Improvements	60,047,149
Total	66,169,214
Accumulated Depreciation	$ 9,362,440
Clinton, CT
Real Estate And Accumulated Depreciation [Line Items]
Square Footage | ft²	30,408	[1]
Initial cost, Land	$ 356,040	[1]
Initial cost, Buildings & Improvements	3,108,285	[1]
Costs Subsequent to Acquisition	31,585	[1]
Gross Carrying Amount, Land	356,040	[1]
Gross Carrying Amount, Buildings & Improvements	3,139,870	[1]
Total	3,495,910	[1]
Accumulated Depreciation	$ 466,465	[1]
Bolingbrook, IL
Real Estate And Accumulated Depreciation [Line Items]
Square Footage | ft²	113,700	[2]
Initial cost, Land	$ 633,914	[2]
Initial cost, Buildings & Improvements	5,491,409	[2]
Costs Subsequent to Acquisition	2,474,088	[2]
Gross Carrying Amount, Land	633,914	[2]
Gross Carrying Amount, Buildings & Improvements	7,965,497	[2]
Total	8,599,411	[2]
Accumulated Depreciation	$ 1,422,875	[2]
Dolton, IL
Real Estate And Accumulated Depreciation [Line Items]
Square Footage | ft²	86,590	[2]
Initial cost, Land	$ 614,413	[2]
Initial cost, Buildings & Improvements	5,227,313	[2]
Costs Subsequent to Acquisition	27,461	[2]
Gross Carrying Amount, Land	614,413	[2]
Gross Carrying Amount, Buildings & Improvements	5,254,774	[2]
Total	5,869,187	[2]
Accumulated Depreciation	$ 974,572	[2]
McCordsville, IN
Real Estate And Accumulated Depreciation [Line Items]
Square Footage | ft²	76,360	[1]
Initial cost, Land	$ 770,000	[1]
Initial cost, Buildings & Improvements	6,776,000	[1]
Costs Subsequent to Acquisition	494,383	[1]
Gross Carrying Amount, Land	770,000	[1]
Gross Carrying Amount, Buildings & Improvements	7,270,383	[1]
Total	8,040,383	[1]
Accumulated Depreciation	$ 1,094,755	[1]
Merrillville, IN
Real Estate And Accumulated Depreciation [Line Items]
Square Footage | ft²	80,970	[2]
Initial cost, Land	$ 597,229	[2]
Initial cost, Buildings & Improvements	5,104,011	[2]
Costs Subsequent to Acquisition	470,495	[2]
Gross Carrying Amount, Land	597,229	[2]
Gross Carrying Amount, Buildings & Improvements	5,574,506	[2]
Total	6,171,735	[2]
Accumulated Depreciation	$ 1,006,423	[2]
Millbrook, NY
Real Estate And Accumulated Depreciation [Line Items]
Square Footage | ft²	24,482	[1]
Initial cost, Land	$ 423,960	[1]
Initial cost, Buildings & Improvements	2,900,895	[1]
Costs Subsequent to Acquisition	2,366,230	[1]
Gross Carrying Amount, Land	423,960	[1]
Gross Carrying Amount, Buildings & Improvements	5,267,125	[1]
Total	5,691,085	[1]
Accumulated Depreciation	$ 597,966	[1]
Rochester, NY
Real Estate And Accumulated Depreciation [Line Items]
Square Footage | ft²	68,311	[2]
Initial cost, Land	$ 571,583	[2]
Initial cost, Buildings & Improvements	5,227,630	[2]
Costs Subsequent to Acquisition	16,064	[2]
Gross Carrying Amount, Land	571,583	[2]
Gross Carrying Amount, Buildings & Improvements	5,243,694	[2]
Total	5,815,277	[2]
Accumulated Depreciation	$ 935,014	[2]
Lima, OH
Real Estate And Accumulated Depreciation [Line Items]
Square Footage | ft²	94,883	[1]
Initial cost, Land	$ 530,000	[1]
Initial cost, Buildings & Improvements	4,664,000	[1]
Costs Subsequent to Acquisition	277,060	[1]
Gross Carrying Amount, Land	530,000	[1]
Gross Carrying Amount, Buildings & Improvements	4,941,060	[1]
Total	5,471,060	[1]
Accumulated Depreciation	$ 757,376	[1]
Sadsburyville, PA
Real Estate And Accumulated Depreciation [Line Items]
Square Footage | ft²	78,875	[2]
Initial cost, Land	$ 462,749	[2]
Initial cost, Buildings & Improvements	5,146,579	[2]
Costs Subsequent to Acquisition	40,378	[2]
Gross Carrying Amount, Land	462,749	[2]
Gross Carrying Amount, Buildings & Improvements	5,186,957	[2]
Total	5,649,706	[2]
Accumulated Depreciation	$ 963,185	[2]
West Henrietta, NY
Real Estate And Accumulated Depreciation [Line Items]
Square Footage | ft²	55,550	[1]
Initial cost, Land	$ 628,251	[1]
Initial cost, Buildings & Improvements	5,229,481	[1]
Costs Subsequent to Acquisition	266,502	[1]
Gross Carrying Amount, Land	628,251	[1]
Gross Carrying Amount, Buildings & Improvements	5,495,983	[1]
Total	6,124,234	[1]
Accumulated Depreciation	$ 309,186	[1]
SSG Summerville I LLC | Summerville, SC
Real Estate And Accumulated Depreciation [Line Items]
Square Footage | ft²	76,460	[2],[3]
Initial cost, Land	$ 345,160	[2],[3]
Initial cost, Buildings & Improvements	2,989,159	[2],[3]
Costs Subsequent to Acquisition	87,949	[2],[3]
Gross Carrying Amount, Land	345,160	[2],[3]
Gross Carrying Amount, Buildings & Improvements	3,077,108	[2],[3]
Total	3,422,268	[2],[3]
Accumulated Depreciation	$ 543,466	[2],[3]
SSG Summerville II LLC | Summerville, SC
Real Estate And Accumulated Depreciation [Line Items]
Square Footage | ft²	42,860	[2],[4]
Initial cost, Land	$ 188,766	[2],[4]
Initial cost, Buildings & Improvements	1,605,405	[2],[4]
Costs Subsequent to Acquisition	24,787	[2],[4]
Gross Carrying Amount, Land	188,766	[2],[4]
Gross Carrying Amount, Buildings & Improvements	1,630,192	[2],[4]
Total	1,818,958	[2],[4]
Accumulated Depreciation	$ 291,157	[2],[4]

[1] This property is held as collateral under the Revolver. There was no outstanding balance under the Revolver as of December 31, 2022.

[2] This property is held as collateral under the Loan Agreement with an outstanding balance of $17,801,456 as of December 31, 2022

[3] SSG Summerville I LLC.

[4] SSG Summerville II LLC.