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Note 3 - Investments in Water, Water Systems, Land and Improvements (Detail) - Water and Water Systems Costs and Accumulated Depreciation (USD $)
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Nov. 30, 2012
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Aug. 31, 2012
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|---|---|---|
| Costs | $ 90,605,000 | $ 90,505,700 |
| Accumulated Depreciation and Depletion | (2,068,800) | (1,995,300) |
| Net investments in water and water systems | 88,536,254 | 88,510,359 |
| Sky Ranch land and improvements | 3,776,000 | 3,778,500 |
| Sky Ranch land and improvements | (10,700) | (8,100) |
| Total net investments in water, water systems, land and improvements | 92,312,200 | 92,288,900 |
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Arkansas River Valley Assets [Member]
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| Costs | 69,112,300 | 69,112,300 |
| Accumulated Depreciation and Depletion | (1,358,900) | (1,315,900) |
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Paradise Water Supply [Member]
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| Costs | 14,484,400 | 14,376,100 |
| Accumulated Depreciation and Depletion | (7,200) | (7,100) |
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Sky Ranch Water Rights and Other Costs [Member]
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| Costs | 3,915,100 | 3,924,100 |
| Accumulated Depreciation and Depletion | (58,000) | (50,800) |
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Fairgrounds Water and Water System [Member]
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| Costs | 2,899,900 | 2,899,900 |
| Accumulated Depreciation and Depletion | (556,500) | (534,500) |
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Rangeview Water System [Member]
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| Costs | 167,700 | 167,700 |
| Accumulated Depreciation and Depletion | (68,900) | (67,600) |
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Water Supply - Other [Member]
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| Costs | 25,600 | 25,600 |
| Accumulated Depreciation and Depletion | $ (19,300) | $ (19,400) |