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Condensed Consolidated Statements of Cash Flows (Parenthetical) (USD $)	3 Months Ended	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2014
Statement of Cash Flows [Abstract]
Fair value of the common stock warrants recorded as additional paid in capital	$ 16,500	$ 88,000
Fair value of the common stock warrants recorded as derivative liability	$ 16,500	$ 88,000

X

- Definition

Represents fair value of the common stock warrants recorded as additional paid in capital.

+ References

No definition available.

+ Details

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X

- Definition

Represents fair value of the common stock warrants recorded as derivative liability.

+ References

No definition available.

+ Details

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Namespace Prefix:	pwvi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

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