XML 40 R29.htm IDEA: XBRL DOCUMENT v3.5.0.2

Commitments and Contingencies (Details Narrative) - USD ($)	Jun. 30, 2016	Jun. 25, 2015
Royalty percentage		2.00%
Helidyne LLC [Member]
Royalty percentage	3.00%
Annual Royalty	$ 50,000

X

- Definition

Royalty percentage.

+ References

No definition available.

+ Details

Name:	pwvi_RoyaltyPercentage
Namespace Prefix:	pwvi_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The amount the entity has committed to make for future royalty guarantees.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 928
-SubTopic 440
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6473578&loc=d3e63223-108013

+ Details

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

X

- Details

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