Name:	pcyo_ContractWithCustomerLiabilityCumulativeRevenueRecognized
Namespace Prefix:	pcyo_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Expected delivery period for lots sold.

No definition available.

Name:	pcyo_ExpectedDeliveryPeriodForLotsSold
Namespace Prefix:	pcyo_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

Name:	pcyo_LandAbstract
Namespace Prefix:	pcyo_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Represents the number of customers.

No definition available.

Name:	pcyo_NumberOfCustomers
Namespace Prefix:	pcyo_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Number of finished lots sold during the period.

No definition available.

Name:	pcyo_NumberOfFinishedLotsSold
Namespace Prefix:	pcyo_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Number of formats used for selling finished lots pursuant to distinct agreements with each home builder.

No definition available.

Name:	pcyo_NumberOfFormatsUsedForSellingFinishedLotsToHomeBuilders
Namespace Prefix:	pcyo_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Number of lots to be developed in a phase.

No definition available.

Name:	pcyo_NumberOfLotsInPhase
Namespace Prefix:	pcyo_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Number of lots to be constructed in a subphase.

No definition available.

Name:	pcyo_NumberOfLotsInSubphase
Namespace Prefix:	pcyo_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Number of lots retained for use in build-to-rent business.

No definition available.

Name:	pcyo_NumberOfLotsRetainedForUseInBuildToRentBusiness
Namespace Prefix:	pcyo_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Number of lots under contract with homebuilder.

No definition available.

Name:	pcyo_NumberOfLotsUnderContractWithHomebuilder
Namespace Prefix:	pcyo_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Number of platted lots sold during the period.

No definition available.

Name:	pcyo_NumberOfPlattedLotsSold
Namespace Prefix:	pcyo_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Number of subphases in which the lots are developed.

No definition available.

Name:	pcyo_NumberOfSubphases
Namespace Prefix:	pcyo_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Percentage of water used for oil and gas exploration.

No definition available.

Name:	pcyo_PercentageOfWaterUsedForOilAndGasExploration
Namespace Prefix:	pcyo_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

The amount of income recognized from a related party for the reimbursement of construction costs in excess of actual expenses incurred by the Company for the cost of public improvements.

No definition available.

Name:	pcyo_ReimbursementOfConstructionCostsRelatedParty
Namespace Prefix:	pcyo_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Water delivered to customers during the period.

No definition available.

Name:	pcyo_WaterDeliveredToCustomers
Namespace Prefix:	pcyo_
Data Type:	num:volumeItemType
Balance Type:	na
Period Type:	duration

Area of land held.

No definition available.

Name:	us-gaap_AreaOfLand
Namespace Prefix:	us-gaap_
Data Type:	num:areaItemType
Balance Type:	na
Period Type:	instant

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121556615&loc=SL49130531-203044

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130549-203045

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=121556615&loc=SL49130532-203044

Name:	us-gaap_ContractWithCustomerLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8672-108599

Name:	us-gaap_NumberOfOperatingSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Cash received from customers as progress payments on projects that have been partially completed.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3536-108585

Name:	us-gaap_ProceedsFromCustomersForProgressPayments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 30
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 40
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9031-108599

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 41
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9038-108599

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 32
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 32
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130543-203045

Reference 7: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599

Reference 8: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599

Reference 9: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 42
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9054-108599

Reference 10: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045

Reference 11: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 924
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 11.L)
-URI http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856

Name:	us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- References

No definition available.

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

Name:	srt_ProductOrServiceAxis=pcyo_MeteredWaterUsageMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_ProductOrServiceAxis=pcyo_WaterTapFeesRecognizedExcludingWastewaterTapFeeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_ProductOrServiceAxis=pcyo_WastewaterTapFeeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_ProductOrServiceAxis=pcyo_SpecialFacilityFundingRecognizedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_ProductOrServiceAxis=pcyo_WaterTapAndConstructionFeeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_ProductOrServiceAxis=pcyo_ConsultingFeesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_ProductOrServiceAxis=pcyo_LotSalesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_ProductOrServiceAxis=pcyo_LotSalesFirstFormatMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_MajorCustomersAxis=pcyo_HomebuilderMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_ProductOrServiceAxis=pcyo_LotSalesSecondFormatMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_ProductOrServiceAxis=pcyo_Phase1DevelopmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=pcyo_SkyRanchCommunityAuthorityBoardMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_ProductOrServiceAxis=pcyo_Phase2DevelopmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: