DEBT AND OTHER LONG-TERM OBLIGATIONS - Obligations (Details) $ in Millions  | 
12 Months Ended | |
|---|---|---|
| 
 Aug. 31, 2022  
USD ($)  
item  
acre ft 
 | 
 Aug. 31, 2021  
USD ($)  
acre ft 
 | 
|
| WISE Partnership [Member] | ||
| Debt Instrument [Line Items] | ||
| Number of governmental or quasi-governmental water providers included in SMWA | item | 9 | |
| SMWA [Member] | ||
| Debt Instrument [Line Items] | ||
| Number of members | item | 10 | |
| Rangeview District [Member] | Wise Partnership 360 Acre Feet [Member] | ||
| Debt Instrument [Line Items] | ||
| Volume of received metered water | acre ft | 360 | |
| Payments for water | $ | $ 0.7 | |
| Rangeview District [Member] | Wise Partnership 320 Acre Feet [Member] | ||
| Debt Instrument [Line Items] | ||
| Volume of received metered water | acre ft | 320 | |
| Payments for water | $ | $ 0.6 | |
| X | ||||||||||
- Definition The number of governmental or quasi-governmental water providers included in the South Metro WISE Authority (SMWA). No definition available. 
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| X | ||||||||||
- Definition The number of members to deliver water of the SMWA, Denver Water and Aurora Water. No definition available. 
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| X | ||||||||||
- Definition The volume of water purchased from the Water Infrastructure Supply Efficiency (WISE) partnership during the period. No definition available. 
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available. 
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| X | ||||||||||
- Definition The cash outflow for the purchase of a facility and equipment that provides water supply which includes wells, reservoirs, pumping stations, and control facilities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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