XML 40 R30.htm IDEA: XBRL DOCUMENT
v3.19.1

PRESENTATION OF INTERIM INFORMATION, Capitalized Costs of Water and Wastewater Systems and Depletion and Depreciation of Water Assets (Details) | 6 Months Ended
--- | ---
Feb. 28, 2019
Maximum [Member] |
Capitalized Costs of Water and Wastewater Systems and Depletion and Depreciation of Water Assets [Abstract] |
Estimated useful lives | 30 years

X
- References No definition available. + Details
Name: | pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsAbstract
Namespace Prefix: | pcyo_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |