v3.26.1
Note 13 - Segments - Net Operating Income (Details) - USD ($)
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Rental revenue $ 3,247,958 $ 3,589,511
Recovery revenue 436,086 442,918
Other operating revenue 88,756 92,755
Total revenue 3,772,800 4,125,184
Rental operating costs 1,544,441 1,612,642
Net Operating Income (NOI) 2,228,359 2,512,542
Adjusted NOI 2,324,816 2,726,498
Other operating revenue 88,756 92,755
Operating Segments [Member] | Retail Properties [Member]    
Rental revenue 93,574 206,439
Recovery revenue 0 56,439
Other operating revenue 0 400
Total revenue 93,574 263,278
Rental operating costs 4,832 100,568
Net Operating Income (NOI) 88,742 162,710
Adjusted NOI 88,742 162,710
Other operating revenue 0 400
Operating Segments [Member] | Office/Industrial Properties [Member]    
Rental revenue 2,234,494 2,467,551
Recovery revenue 436,086 386,479
Other operating revenue 82,800 62,362
Total revenue 2,753,380 2,916,392
Rental operating costs 1,630,837 1,618,365
Net Operating Income (NOI) 1,122,543 1,298,027
Adjusted NOI 1,122,543 1,298,027
Other operating revenue 82,800 62,362
Operating Segments [Member] | Model Home Properties [Member]    
Rental revenue 919,890 915,521
Recovery revenue 0 0
Other operating revenue 5,534 (1,754)
Total revenue 925,424 913,767
Rental operating costs 48,877 48,157
Net Operating Income (NOI) 876,547 865,610
Gain on Sale - Model Homes 172,096 240,899
Impairment of Model Homes (75,639) (26,943)
Adjusted NOI 973,004 1,079,566
Other operating revenue 5,534 (1,754)
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member]    
Rental revenue 0 0
Recovery revenue 0 0
Other operating revenue 422 31,747
Total revenue 422 31,747
Rental operating costs (140,105) (154,448)
Net Operating Income (NOI) 140,527 186,195
Adjusted NOI 140,527 186,195
Other operating revenue $ 422 $ 31,747