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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Revenue Recognition (Details)
gal in Millions
12 Months Ended
Aug. 31, 2022
USD ($)
a
item
segment
agreement
payment
gal
Aug. 31, 2021
USD ($)
gal
Aug. 31, 2020
USD ($)
Revenue Recognition [Abstract]      
Number of business lines | segment 2    
Revenues $ 23,003,000 $ 17,125,000  
Land [Abstract]      
Contract with Customer, Liability $ 4,845,000 2,405,000 $ 3,600,000
Area of land (in acres) | a 930    
Deferred revenue $ 4,845,000 $ 2,405,000 $ 3,600,000
Sky Ranch CAB [Member]      
Revenue Recognition [Abstract]      
Number of milestone payments | payment 3    
Land [Abstract]      
Number of service agreements for project management services | agreement 2    
Metered Water Usage [Member]      
Revenue Recognition [Abstract]      
Water delivered to customers | gal 404.9 257.8  
Percentage of water used for oil and gas exploration 70.00% 60.00%  
Water Tap Fees [Member]      
Revenue Recognition [Abstract]      
Revenues $ 4,100,000 $ 4,400,000  
Wastewater Tap Fees [Member]      
Revenue Recognition [Abstract]      
Revenues 800,000 800,000  
Special Facility Funding Recognized [Member]      
Revenue Recognition [Abstract]      
Revenues 200,000 400,000  
Water Tap and Construction Fee [Member]      
Land [Abstract]      
Contract with Customer, Liability 0 0  
Deferred revenue 0 0  
Consulting Fees [Member] | Maximum [Member]      
Revenue Recognition [Abstract]      
Revenues 100,000 100,000  
Lot Sales [Member]      
Revenue Recognition [Abstract]      
Revenues $ 12,187,000 5,840,000  
Lot Sales - Agreement with Builder [Member]      
Revenue Recognition [Abstract]      
Number of milestone payments | payment 3    
Lot Sales - Agreement with Builder [Member] | Maximum [Member]      
Land [Abstract]      
Expected delivery period for lots sold 1 year    
Lot Sales - Agreement with Builder [Member] | Point in time      
Revenue Recognition [Abstract]      
Revenues   1,600,000  
Phase 2A      
Revenue Recognition [Abstract]      
Revenues $ 12,200,000 12,200,000  
Deferred revenue related to lots sold 4,300,000    
Phase 1 Development      
Land [Abstract]      
Proceeds from sale of lots $ 26,200,000    
Number of lots | item 509    
Finished lots sold | item 505    
Cumulative revenue recognized $ 26,200,000    
Phase 1 Development | Homebuilder [Member] | Sky Ranch CAB [Member]      
Land [Abstract]      
Number of Customers | item 3    
Phase 2 Development      
Revenue Recognition [Abstract]      
Revenues $ 5,800,000 $ 5,800,000  
Land [Abstract]      
Proceeds from sale of lots $ 18,400,000    
Number of lots | item 850    
Number of lots under contract with homebuilder | item 804    
Number of lots retained for use in build-to-rent business | item 46    
Number of subphases | item 4    
Cumulative revenue recognized $ 14,100,000    
Percentage of completion of buildings. 76.00%    
First Subphase      
Land [Abstract]      
Number of lots under contract with homebuilder | item 219    
Number of lots retained for use in build-to-rent business | item 10    
Number of lots to be constructed in a subphase | item 229