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CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical)	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Statement of Cash Flows [Abstract]
Loss on conveyance Percentage of the deposit for business acquisition	50.00%	50.00%

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- Definition

Custom Element.

+ References

No definition available.

+ Details

Name:	PEDO_LossOnConveyancePercentageOfDepositForBusinessAcquisition
Namespace Prefix:	PEDO_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

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- References

No definition available.

+ Details

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