XML 27 R16.htm IDEA: XBRL DOCUMENT v3.10.0.1

Subsequent Events	6 Months Ended
	Jun. 30, 2018
Subsequent Events:
Subsequent Events	Note 11 – Subsequent Events The Company’s management evaluated subsequent events through August 9, 2018, in connection with the preparation of the condensed consolidated financial statements, which is the date these financial statements were available to be issued. There are no subsequent events to report as of this date.

X

- References

No definition available.

+ Details

Name:	pwvi_SubsequentEventsAbstract1
Namespace Prefix:	pwvi_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

+ Details

Name:	us-gaap_SubsequentEventsTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration