XML 55 R43.htm IDEA: XBRL DOCUMENT
v3.3.1.900

4. SUBSCRIPTION RECEIVABLE (Details Narrative) - USD ($) | Dec. 31, 2015 | Dec. 31, 2014
--- | --- | ---
Subscription Receivable Details Narrative |  |
Subscriptions receivable | $ 0 | $ 25,000

X
- References No definition available. + Details
Name: | evsi_SubscriptionReceivableDetailsNarrativeAbstract
Namespace Prefix: | evsi_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of subscription receivable from investors who have been allocated common stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 30 -Article 5 + Details
Name: | us-gaap_CommonStockShareSubscribedButUnissuedSubscriptionsReceivable
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant