v3.26.3
REAL ESTATE AND ACCUMULATED DEPRECIATION (Details) - USD ($)
 12 Months Ended
Jul. 31, 2026
Jul. 31, 2025
Property, Plant, and Equipment [Line Items]    
Encumbrances $ 9,750,635  
Initial Cost, Land 6,067,805  
Initial Cost, Building & Improvements 19,732,367  
Improvements 70,509,257  
Carried Cost  
Land, Gross Amount 6,067,805  
Building & Improvements, Gross Amount 90,241,624  
Total 96,309,429 $ 90,062,284
Accumulated Depreciation 43,128,314 41,344,518
Property and Equipment 90,510,952 84,289,635
Accumulated depreciation 43,386,501 41,603,389
Investment in Real Estate    
Balance at Beginning of Year 90,062,284 87,669,998
Improvements 6,505,145 2,392,286
Retirements (258,000)
Balance at End of Year 96,309,429 90,062,284
Accumulated Depreciation    
Balance at Beginning of Year 41,344,518 39,574,021
Additions Charged to Costs and Expenses 1,874,096 1,770,497
Retirements (90,300)
Balance at End of Year 43,128,314 $ 41,344,518
Office and Rental Buildings Brooklyn, New York Fulton Street at Bond Street [Member]    
Property, Plant, and Equipment [Line Items]    
Encumbrances  
Initial Cost, Land 3,901,349  
Initial Cost, Building & Improvements 7,403,468  
Improvements 27,766,689  
Carried Cost  
Land, Gross Amount 3,901,349  
Building & Improvements, Gross Amount 35,170,157  
Total 39,071,506  
Accumulated Depreciation 18,594,191  
Investment in Real Estate    
Balance at End of Year 39,071,506  
Accumulated Depreciation    
Balance at End of Year 18,594,191  
Jamaica New York [Member]    
Property, Plant, and Equipment [Line Items]    
Encumbrances  
Initial Cost, Land  
Initial Cost, Building & Improvements  
Improvements 2,609,230  
Carried Cost  
Land, Gross Amount  
Building & Improvements, Gross Amount 2,609,230  
Total 2,609,230  
Accumulated Depreciation 406,476  
Investment in Real Estate    
Balance at End of Year 2,609,230  
Accumulated Depreciation    
Balance at End of Year 406,476  
Fishkill New York [Member]    
Property, Plant, and Equipment [Line Items]    
Encumbrances 3,586,549  
Initial Cost, Land 594,723  
Initial Cost, Building & Improvements 7,212,116  
Improvements 21,400,656  
Carried Cost  
Land, Gross Amount 594,723  
Building & Improvements, Gross Amount 28,612,772  
Total 29,207,495  
Accumulated Depreciation 11,590,438  
Investment in Real Estate    
Balance at End of Year 29,207,495  
Accumulated Depreciation    
Balance at End of Year 11,590,438  
Brooklyn New York [Member]    
Property, Plant, and Equipment [Line Items]    
Encumbrances  
Initial Cost, Land 1,324,957  
Initial Cost, Building & Improvements 728,327  
Improvements 18,619,062  
Carried Cost  
Land, Gross Amount 1,324,957  
Building & Improvements, Gross Amount 19,347,389  
Total 20,672,346  
Accumulated Depreciation 8,835,262  
Investment in Real Estate    
Balance at End of Year 20,672,346  
Accumulated Depreciation    
Balance at End of Year 8,835,262  
Levittown New York [Member]    
Property, Plant, and Equipment [Line Items]    
Encumbrances  
Initial Cost, Land 125,927  
Initial Cost, Building & Improvements  
Improvements  
Carried Cost  
Land, Gross Amount 125,927  
Building & Improvements, Gross Amount  
Total 125,927  
Accumulated Depreciation  
Investment in Real Estate    
Balance at End of Year 125,927  
Accumulated Depreciation    
Balance at End of Year  
Circleville Ohio Tarlton Road [Member]    
Property, Plant, and Equipment [Line Items]    
Encumbrances 6,164,086  
Initial Cost, Land 120,849  
Initial Cost, Building & Improvements 4,388,456  
Improvements 113,620  
Carried Cost  
Land, Gross Amount 120,849  
Building & Improvements, Gross Amount 4,502,076  
Total 4,622,925  
Accumulated Depreciation 3,701,947  
Investment in Real Estate    
Balance at End of Year 4,622,925  
Accumulated Depreciation    
Balance at End of Year $ 3,701,947  
Building and improvements | Minimum [Member]    
Property, Plant, and Equipment [Line Items]    
Life on Which Depreciation in Latest Income Statement is Computed 18 years  
Building and improvements | Maximum [Member]    
Property, Plant, and Equipment [Line Items]    
Life on Which Depreciation in Latest Income Statement is Computed 40 years  
Improvements to leased property | Minimum [Member]    
Property, Plant, and Equipment [Line Items]    
Life on Which Depreciation in Latest Income Statement is Computed 3 years  
Improvements to leased property | Maximum [Member]    
Property, Plant, and Equipment [Line Items]    
Life on Which Depreciation in Latest Income Statement is Computed 40 years  
Office Furniture and Equipment and Transportation Equipment [Member]    
Property, Plant, and Equipment [Line Items]    
Property and Equipment $ 269,328  
Accumulated depreciation $ 258,187