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Note 4 - Water Assets (Detail) - Water and Water Systems Costs and Accumulated Depreciation (USD $) | Aug. 31, 2012 | Aug. 31, 2011
--- | --- | ---
Costs | $ 90,505,700 | $ 108,167,100
Accumulated Depreciation and Depletion | (1,995,300) | (1,695,000)
Net investments in water and water systems | 88,510,359 | 106,472,051
Arkansas River Valley Assets [Member] |  |
Costs | 69,112,300 | 81,318,800
Accumulated Depreciation and Depletion | (1,315,900) | (1,144,100)
Rangeview Water Supply [Member] |  |
Costs | 14,376,100 | 14,299,700
Accumulated Depreciation and Depletion | (7,100) | (6,600)
Paradise Water Supply [Member] |  |
Costs |  | 5,540,200
Sky Ranch Water Rights and Other Costs [Member] |  |
Costs | 3,924,100 | 3,915,200
Accumulated Depreciation and Depletion | (50,800) | (21,800)
Fairgrounds Water and Water System [Member] |  |
Costs | 2,899,900 | 2,899,900
Accumulated Depreciation and Depletion | (534,500) | (446,400)
Rangeview Water System [Member] |  |
Costs | 167,700 | 167,700
Accumulated Depreciation and Depletion | (67,600) | (62,400)
Water Supply - Other [Member] |  |
Costs | 25,600 | 25,600
Accumulated Depreciation and Depletion | $ (19,400) | $ (13,700)

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