SUBSEQUENT EVENTS (Details Narrative) (USD $)	3 Months Ended	12 Months Ended
Nov. 29, 2013 Taps	Aug. 31, 2013	Aug. 31, 2011 Taps
Subsequent Events Details Narrative
Reduction in Taps as result of foreclosure	3,364		2,233
Decrease in estimated proceeds from sales of water taps	$ 11,900,000	$ 17,900,000
Number of FLCC shares foreclosed upon	1,832

Period change in the estimated proceeds from the sale of water taps.

No definition available.

Name:	pcyo_DecreaseInEstimatedProceedsFromSalesOfWaterTaps
Namespace Prefix:	pcyo_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration