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SHAREHOLDERS' EQUITY (Details Narrative) (USD $)
3 Months Ended
Nov. 30, 2014
Nov. 30, 2013
Stock-based compensation $ 68,800us-gaap_AllocatedShareBasedCompensationExpense $ 54,800us-gaap_AllocatedShareBasedCompensationExpense
Unrecognized share-based compensation cost $ 348,900us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized  
2014 Incentive Plan    
Number of shares authorized under plan 1,600,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
/ us-gaap_PlanNameAxis
= pcyo_IncentivePlan2014Member