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7. EQUITY METHOD INVESTMENTS (Details 2) (USD $) | 6 Months Ended
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Jun. 30, 2013
Equity Method Investments Details 2 |
Beginning balance | $ 1,937,981
Equity in net loss at 50% | (4,161)
Ending balance | $ 1,933,820

X
- Definition Common Stock Warrants- .75 + References No definition available. + Details
Name: | PEDO_EquityMethodInvestments1
Namespace Prefix: | PEDO_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Custom Element. + References No definition available. + Details
Name: | PEDO_EquitymethodInvestments2
Namespace Prefix: | PEDO_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
Name: | PEDO_EquityMethodInvestmentsDetails2Abstract
Namespace Prefix: | PEDO_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Custom Element. + References No definition available. + Details
Name: | PEDO_EquityMethodInvestmentsShareOfNetIncomeAtFifty
Namespace Prefix: | PEDO_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration