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FAIR VALUE MEASUREMENTS (Details)	May 31, 2022 item
Level 2 [Member]
Fair Value Measurements [Abstract]
Number of liabilities	1

Number of liabilities available in each level of input.

No definition available.

Name:	pcyo_NumberOfLiabilities
Namespace Prefix:	pcyo_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

No definition available.

Name:	us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: