Annual report pursuant to Section 13 and 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Revenue Recognition (Details)

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Revenue Recognition (Details)
 12 Months Ended
Aug. 31, 2024
USD ($)
a
item
segment
payment
acre ft
Aug. 31, 2023
USD ($)
acre ft
May 31, 2024
USD ($)
May 31, 2023
USD ($)
Aug. 31, 2022
USD ($)
Revenue Recognition [Abstract]          
Number of business lines | segment 2        
Water usage, service fee, per single family equivalent number of persons in single family house | item 4        
Revenues $ 28,747,000 $ 14,586,000      
Deferred revenue $ 2,173,000 $ 1,730,000 $ 1,561,000 $ 3,488,000 $ 4,845,000
Land [Abstract]          
Area of land (in acres) | a 930        
Metered water usage          
Revenue Recognition [Abstract]          
Water delivered to customers | acre ft 1,818 964      
Percentage of water used for oil and gas exploration 77.00% 64.00%      
Special Facility Funding Recognized          
Revenue Recognition [Abstract]          
Revenues $ 100,000        
Special Facility Funding Recognized | Maximum          
Revenue Recognition [Abstract]          
Revenues   $ 100,000      
Water Tap and Construction Fee          
Revenue Recognition [Abstract]          
Deferred revenue 0 0      
Consulting Fees | Maximum          
Revenue Recognition [Abstract]          
Revenues 100,000 100,000      
Wastewater Tap Fees          
Revenue Recognition [Abstract]          
Revenues 500,000 500,000      
Lot sales          
Revenue Recognition [Abstract]          
Revenues $ 15,998,000 6,815,000      
Lot Sales - Agreement with Builder          
Land [Abstract]          
Number of milestone payments | payment 3        
Lot Sales - Agreement with Builder | Maximum          
Land [Abstract]          
Expected delivery period for lots sold 1 year        
Phase 1 Development          
Land [Abstract]          
Number of lots | item 509        
Finished lots sold | item 505        
Phase 1 Development | Homebuilder | Related Party | Sky Ranch CAB          
Land [Abstract]          
Number of customers | item 3        
Phase 2 Development          
Revenue Recognition [Abstract]          
Revenues $ 16,000,000.0 6,800,000      
Land [Abstract]          
Number of lots | item 886        
Number of lots under contract with homebuilder | item 792        
Number of lots retained for use in build-to-rent business | item 94        
Number of subphases | item 4        
Phase 2A          
Land [Abstract]          
Cumulative proceeds from sale of lots $ 18,400,000        
Deferred revenue related to lots sold $ 100,000        
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        
Cumulative revenue recognized $ 18,300,000        
Percentage of completion of buildings. 99.00%        
Phase 2B          
Land [Abstract]          
Cumulative proceeds from sale of lots $ 17,300,000        
Deferred revenue related to lots sold $ 1,300,000        
Number of lots under contract with homebuilder | item 194        
Number of lots retained for use in build-to-rent business | item 17        
Number of lots to be constructed in a subphase | item 211        
Cumulative revenue recognized $ 16,000,000.0        
Percentage of completion of buildings. 92.00%        
Phase 2C          
Land [Abstract]          
Cumulative proceeds from sale of lots $ 3,400,000        
Deferred revenue related to lots sold $ 700,000        
Number of lots under contract with homebuilder | item 188        
Number of lots retained for use in build-to-rent business | item 40        
Number of lots to be constructed in a subphase | item 228        
Cumulative revenue recognized $ 2,700,000        
Percentage of completion of buildings. 27.00%        
Water tap fee recognized excluding waste water tap fee          
Revenue Recognition [Abstract]          
Revenues $ 2,900,000 $ 2,500,000