<?xml version='1.0' encoding='UTF-8'?>
<FilingSummary>
  <Version>3.5.0.2</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>192</ContextCount>
  <ElementCount>275</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>38</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>4</UnitCount>
  <MyReports>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>000010 - Document - Document and Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DocumentDocumentAndEntityInformation</Role>
      <ShortName>Document and Entity Information</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>000020 - Statement - CONSOLIDATED BALANCE SHEETS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_CONSOLIDATEDBALANCESHEETS</Role>
      <ShortName>CONSOLIDATED BALANCE SHEETS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>000030 - Statement - CONSOLIDATED BALANCE SHEETS - Parenthetical</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_CONSOLIDATEDBALANCESHEETSParenthetical</Role>
      <ShortName>CONSOLIDATED BALANCE SHEETS - Parenthetical</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>000040 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_CONSOLIDATEDSTATEMENTSOFOPERATIONS</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF OPERATIONS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>000050 - Statement - CONSOLIDATED STATEMENTS OF STOCKHOLDERS' DEFICIT</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_CONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSDEFICIT</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF STOCKHOLDERS' DEFICIT</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>000060 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_CONSOLIDATEDSTATEMENTSOFCASHFLOWS</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF CASH FLOWS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>000070 - Disclosure - Note 1. Organization and Basis of Presentation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OrganizationAndBasisOfPresentation</Role>
      <ShortName>Note 1. Organization and Basis of Presentation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>000080 - Disclosure - Note 2. Notes Receivable</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote2NotesReceivable</Role>
      <ShortName>Note 2. Notes Receivable</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>000090 - Disclosure - Note 3. Notes Payable</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote3NotesPayable</Role>
      <ShortName>Note 3. Notes Payable</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>000100 - Disclosure - Note 4. Capital Lease, in Default</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote4CapitalLeaseInDefault</Role>
      <ShortName>Note 4. Capital Lease, in Default</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>000110 - Disclosure - Note 5. Commitments and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote5CommitmentsAndContingencies</Role>
      <ShortName>Note 5. Commitments and Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>000120 - Disclosure - Note 6. New Accounting Standards</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</Role>
      <ShortName>Note 6. New Accounting Standards</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>000130 - Disclosure - Note 7. Segment Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote7SegmentInformation</Role>
      <ShortName>Note 7. Segment Information</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>000140 - Disclosure - Note 8. Revenue and Major Customers</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote8RevenueAndMajorCustomers</Role>
      <ShortName>Note 8. Revenue and Major Customers</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>000150 - Disclosure - Note 9. Basic and Diluted Loss Per Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote9BasicAndDilutedLossPerShare</Role>
      <ShortName>Note 9. Basic and Diluted Loss Per Share</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>000160 - Disclosure - Note 10. Common Stock</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote10CommonStock</Role>
      <ShortName>Note 10. Common Stock</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>000170 - Disclosure - Note 11. Stock Options</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote11StockOptions</Role>
      <ShortName>Note 11. Stock Options</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>000180 - Disclosure - Note 12. Stock Warrants</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote12StockWarrants</Role>
      <ShortName>Note 12. Stock Warrants</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>000190 - Disclosure - Note 13. Income Tax</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote13IncomeTax</Role>
      <ShortName>Note 13. Income Tax</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>000200 - Disclosure - Note 14. Gain On Extinguishment of Liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote14GainOnExtinguishmentOfLiabilities</Role>
      <ShortName>Note 14. Gain On Extinguishment of Liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>000210 - Disclosure - Note 15. Supplemental Disclosure of Cash Flows Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote15SupplementalDisclosureOfCashFlowsInformation</Role>
      <ShortName>Note 15. Supplemental Disclosure of Cash Flows Information</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>000220 - Disclosure - Note 16. Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote16SubsequentEvents</Role>
      <ShortName>Note 16. Subsequent Events</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>000230 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPolicies</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>23</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>000240 - Disclosure - Note 2. Balance Sheet Data</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote2BalanceSheetData</Role>
      <ShortName>Note 2. Balance Sheet Data</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>24</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>000250 - Disclosure - Note 3. Pledged Assets and Long-term Debt</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote3PledgedAssetsAndLongTermDebt</Role>
      <ShortName>Note 3. Pledged Assets and Long-term Debt</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>25</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>000260 - Disclosure - Note 5. Related Party Transactions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote5RelatedPartyTransactions</Role>
      <ShortName>Note 5. Related Party Transactions</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>26</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>000270 - Disclosure - Note 6. Equity Transactions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactions</Role>
      <ShortName>Note 6. Equity Transactions</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>27</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>000280 - Disclosure - Note 7. Revenue and Major Customers</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote7RevenueAndMajorCustomers</Role>
      <ShortName>Note 7. Revenue and Major Customers</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>28</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>000290 - Disclosure - Note 8. Commitments and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote8CommitmentsAndContingencies</Role>
      <ShortName>Note 8. Commitments and Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>29</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>000300 - Disclosure - Note 9. Income Tax Matters</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote9IncomeTaxMatters</Role>
      <ShortName>Note 9. Income Tax Matters</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>30</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>000310 - Disclosure - Note 10. Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote10SubsequentEvents</Role>
      <ShortName>Note 10. Subsequent Events</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>31</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>000320 - Disclosure - Note 1. Organization and Basis of Presentation: Consolidation Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OrganizationAndBasisOfPresentationConsolidationPolicyPolicies</Role>
      <ShortName>Note 1. Organization and Basis of Presentation: Consolidation Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>32</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>000330 - Disclosure - Note 1. Organization and Basis of Presentation: Basis of Accounting, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OrganizationAndBasisOfPresentationBasisOfAccountingPolicyPolicies</Role>
      <ShortName>Note 1. Organization and Basis of Presentation: Basis of Accounting, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>33</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>000340 - Disclosure - Note 1. Organization and Basis of Presentation: Substantial Doubt about Going Concern (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OrganizationAndBasisOfPresentationSubstantialDoubtAboutGoingConcernPolicies</Role>
      <ShortName>Note 1. Organization and Basis of Presentation: Substantial Doubt about Going Concern (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>34</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>000350 - Disclosure - Note 5. Commitments and Contingencies: Commitments and Contingencies, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote5CommitmentsAndContingenciesCommitmentsAndContingenciesPolicyPolicies</Role>
      <ShortName>Note 5. Commitments and Contingencies: Commitments and Contingencies, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>000360 - Disclosure - Note 5. Commitments and Contingencies: Legal Costs, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote5CommitmentsAndContingenciesLegalCostsPolicyPolicies</Role>
      <ShortName>Note 5. Commitments and Contingencies: Legal Costs, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>000370 - Disclosure - Note 7. Segment Information: Segment Reporting Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote7SegmentInformationSegmentReportingPolicyPolicies</Role>
      <ShortName>Note 7. Segment Information: Segment Reporting Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>000380 - Disclosure - Note 8. Revenue and Major Customers: Major Customers, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote8RevenueAndMajorCustomersMajorCustomersPolicyPolicies</Role>
      <ShortName>Note 8. Revenue and Major Customers: Major Customers, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>000390 - Disclosure - Note 9. Basic and Diluted Loss Per Share: Earnings Per Share Policy, Diluted (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote9BasicAndDilutedLossPerShareEarningsPerSharePolicyDilutedPolicies</Role>
      <ShortName>Note 9. Basic and Diluted Loss Per Share: Earnings Per Share Policy, Diluted (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>000400 - Disclosure - Note 11. Stock Options: Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Method Used (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote11StockOptionsShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsMethodUsedPolicies</Role>
      <ShortName>Note 11. Stock Options: Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Method Used (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>40</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>000410 - Disclosure - Note 11. Stock Options: Share-based Compensation, Option and Incentive Plans Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote11StockOptionsShareBasedCompensationOptionAndIncentivePlansPolicyPolicies</Role>
      <ShortName>Note 11. Stock Options: Share-based Compensation, Option and Incentive Plans Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>41</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>000420 - Disclosure - Note 11. Stock Options: Share-based Compensation, Option and Incentive Plans, Director Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote11StockOptionsShareBasedCompensationOptionAndIncentivePlansDirectorPolicyPolicies</Role>
      <ShortName>Note 11. Stock Options: Share-based Compensation, Option and Incentive Plans, Director Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>42</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>000430 - Disclosure - Note 12. Stock Warrants: Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Other, Description (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote12StockWarrantsShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOtherDescriptionPolicies</Role>
      <ShortName>Note 12. Stock Warrants: Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Other, Description (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>43</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>000440 - Disclosure - Note 13. Income Tax: Income Tax, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote13IncomeTaxIncomeTaxPolicyPolicies</Role>
      <ShortName>Note 13. Income Tax: Income Tax, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>44</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>000450 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: Nature of Operations (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesNatureOfOperationsPolicies</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: Nature of Operations (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>45</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>000460 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: Use of Estimates, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesUseOfEstimatesPolicyPolicies</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: Use of Estimates, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>46</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>000470 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: Principles of Consolidation, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesPrinciplesOfConsolidationPolicyPolicies</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: Principles of Consolidation, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>47</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>000480 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: Cash and Cash Equivalents, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesCashAndCashEquivalentsPolicyPolicies</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: Cash and Cash Equivalents, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>48</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>000490 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: Trade and Other Accounts Receivable, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesTradeAndOtherAccountsReceivablePolicyPolicies</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: Trade and Other Accounts Receivable, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>49</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>000500 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: Property and Equipment, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesPropertyAndEquipmentPolicyPolicies</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: Property and Equipment, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>50</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>000510 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: Intangible Assets, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesIntangibleAssetsPolicyPolicies</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: Intangible Assets, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>51</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>000520 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: Equity Method Investments, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesEquityMethodInvestmentsPolicyPolicies</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: Equity Method Investments, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>52</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>000530 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: Revenue Recognition, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesRevenueRecognitionPolicyPolicies</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: Revenue Recognition, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>53</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>000540 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: Loss Per Common Share, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesLossPerCommonSharePolicyPolicies</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: Loss Per Common Share, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>54</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>000550 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: Stock Warrants, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesStockWarrantsPolicyPolicies</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: Stock Warrants, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>55</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>000560 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: New Accounting Standards, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesNewAccountingStandardsPolicyPolicies</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: New Accounting Standards, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>56</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>000570 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: Income Tax, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesIncomeTaxPolicyPolicies</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: Income Tax, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>57</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>000580 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: Supplemental Disclosure of Non-cash Operating, Investing and Financing Activities, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesSupplementalDisclosureOfNonCashOperatingInvestingAndFinancingActivitiesPolicyPolicies</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: Supplemental Disclosure of Non-cash Operating, Investing and Financing Activities, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>58</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>000590 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: Segment Reporting, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesSegmentReportingPolicyPolicies</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: Segment Reporting, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>59</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>000600 - Disclosure - Note 6. Equity Transactions: Stock Option Plans Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsStockOptionPlansPolicyPolicies</Role>
      <ShortName>Note 6. Equity Transactions: Stock Option Plans Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>60</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>000610 - Disclosure - Note 6. Equity Transactions: Stock Option Plans, Director Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsStockOptionPlansDirectorPolicyPolicies</Role>
      <ShortName>Note 6. Equity Transactions: Stock Option Plans, Director Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>61</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>000620 - Disclosure - Note 6. Equity Transactions: Stock Warrants, Modifications (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsStockWarrantsModificationsPolicies</Role>
      <ShortName>Note 6. Equity Transactions: Stock Warrants, Modifications (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>62</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>000630 - Disclosure - Note 6. Equity Transactions: Stock Options Fair Value Assumptions, Method Used (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsStockOptionsFairValueAssumptionsMethodUsedPolicies</Role>
      <ShortName>Note 6. Equity Transactions: Stock Options Fair Value Assumptions, Method Used (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>63</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>000640 - Disclosure - Note 7. Revenue and Major Customers: Concentration Risk, Customers (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote7RevenueAndMajorCustomersConcentrationRiskCustomersPolicies</Role>
      <ShortName>Note 7. Revenue and Major Customers: Concentration Risk, Customers (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>64</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>000650 - Disclosure - Note 7. Revenue and Major Customers: Major Customers, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote7RevenueAndMajorCustomersMajorCustomersPolicyPolicies</Role>
      <ShortName>Note 7. Revenue and Major Customers: Major Customers, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>65</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>000660 - Disclosure - Note 8. Commitments and Contingencies: Commitments and Contingencies, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote8CommitmentsAndContingenciesCommitmentsAndContingenciesPolicyPolicies</Role>
      <ShortName>Note 8. Commitments and Contingencies: Commitments and Contingencies, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>66</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>000670 - Disclosure - Note 8. Commitments and Contingencies: Legal Costs, Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote8CommitmentsAndContingenciesLegalCostsPolicyPolicies</Role>
      <ShortName>Note 8. Commitments and Contingencies: Legal Costs, Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6NewAccountingStandards</ParentRole>
      <Position>67</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>000680 - Disclosure - Note 11. Stock Options: Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote11StockOptionsScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTables</Role>
      <ShortName>Note 11. Stock Options: Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <Position>68</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>000690 - Disclosure - Note 12. Stock Warrants: Schedule of Share-based Payment Award, Stock Warrants, Valuation Assumptions (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote12StockWarrantsScheduleOfShareBasedPaymentAwardStockWarrantsValuationAssumptionsTables</Role>
      <ShortName>Note 12. Stock Warrants: Schedule of Share-based Payment Award, Stock Warrants, Valuation Assumptions (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <Position>69</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>000700 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: Supplemental Disclosure of Non-cash Operating, Investing and Financing Activities, Policy: Schedule of Other Significant Noncash Transactions (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesSupplementalDisclosureOfNonCashOperatingInvestingAndFinancingActivitiesPolicyScheduleOfOtherSignificantNoncashTransactionsTables</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: Supplemental Disclosure of Non-cash Operating, Investing and Financing Activities, Policy: Schedule of Other Significant Noncash Transactions (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <Position>70</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>000710 - Disclosure - Note 2. Balance Sheet Data: Property and Equipment (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote2BalanceSheetDataPropertyAndEquipmentTables</Role>
      <ShortName>Note 2. Balance Sheet Data: Property and Equipment (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <Position>71</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>000720 - Disclosure - Note 2. Balance Sheet Data: Deferred Costs - Stock and Warrants issued for services Disclosure (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote2BalanceSheetDataDeferredCostsStockAndWarrantsIssuedForServicesDisclosureTables</Role>
      <ShortName>Note 2. Balance Sheet Data: Deferred Costs - Stock and Warrants issued for services Disclosure (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <Position>72</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>000730 - Disclosure - Note 2. Balance Sheet Data: Schedule of Accrued Liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote2BalanceSheetDataScheduleOfAccruedLiabilitiesTables</Role>
      <ShortName>Note 2. Balance Sheet Data: Schedule of Accrued Liabilities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <Position>73</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>000740 - Disclosure - Note 3. Pledged Assets and Long-term Debt: Schedule of Long-term Debt (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote3PledgedAssetsAndLongTermDebtScheduleOfLongTermDebtTables</Role>
      <ShortName>Note 3. Pledged Assets and Long-term Debt: Schedule of Long-term Debt (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <Position>74</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>000750 - Disclosure - Note 4. Capital Lease, in Default: Schedule of Capital Leased Assets (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote4CapitalLeaseInDefaultScheduleOfCapitalLeasedAssetsTables</Role>
      <ShortName>Note 4. Capital Lease, in Default: Schedule of Capital Leased Assets (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <Position>75</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>000760 - Disclosure - Note 4. Capital Lease, in Default: Schedule of Future Minimum Lease Payments for Capital Leases (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote4CapitalLeaseInDefaultScheduleOfFutureMinimumLeasePaymentsForCapitalLeasesTables</Role>
      <ShortName>Note 4. Capital Lease, in Default: Schedule of Future Minimum Lease Payments for Capital Leases (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <Position>76</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>000770 - Disclosure - Note 6. Equity Transactions: Schedule of Stock Options, Activity (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsScheduleOfStockOptionsActivityTables</Role>
      <ShortName>Note 6. Equity Transactions: Schedule of Stock Options, Activity (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <Position>77</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>000780 - Disclosure - Note 6. Equity Transactions: Schedule of Stock Options, Valuation Assumptions (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsScheduleOfStockOptionsValuationAssumptionsTables</Role>
      <ShortName>Note 6. Equity Transactions: Schedule of Stock Options, Valuation Assumptions (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <Position>78</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>000790 - Disclosure - Note 6. Equity Transactions: Schedule of Stock Warrants, Activity (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsScheduleOfStockWarrantsActivityTables</Role>
      <ShortName>Note 6. Equity Transactions: Schedule of Stock Warrants, Activity (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <Position>79</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R80.htm</HtmlFileName>
      <LongName>000800 - Disclosure - Note 9. Income Tax Matters: Schedule of Deferred Tax Assets and Liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote9IncomeTaxMattersScheduleOfDeferredTaxAssetsAndLiabilitiesTables</Role>
      <ShortName>Note 9. Income Tax Matters: Schedule of Deferred Tax Assets and Liabilities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <Position>80</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R81.htm</HtmlFileName>
      <LongName>000810 - Disclosure - Note 9. Income Tax Matters: Schedule of Components of Income Tax Expense (Benefit) (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote9IncomeTaxMattersScheduleOfComponentsOfIncomeTaxExpenseBenefitTables</Role>
      <ShortName>Note 9. Income Tax Matters: Schedule of Components of Income Tax Expense (Benefit) (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <Position>81</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R82.htm</HtmlFileName>
      <LongName>000820 - Disclosure - Note 2. Notes Receivable (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote2NotesReceivableDetails</Role>
      <ShortName>Note 2. Notes Receivable (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote2NotesReceivable</ParentRole>
      <Position>82</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R83.htm</HtmlFileName>
      <LongName>000830 - Disclosure - Note 3. Notes Payable (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote3NotesPayableDetails</Role>
      <ShortName>Note 3. Notes Payable (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote3NotesPayable</ParentRole>
      <Position>83</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R84.htm</HtmlFileName>
      <LongName>000840 - Disclosure - Note 4. Capital Lease, in Default (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote4CapitalLeaseInDefaultDetails</Role>
      <ShortName>Note 4. Capital Lease, in Default (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote4CapitalLeaseInDefaultScheduleOfCapitalLeasedAssetsTables</ParentRole>
      <Position>84</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R85.htm</HtmlFileName>
      <LongName>000850 - Disclosure - Note 5. Commitments and Contingencies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote5CommitmentsAndContingenciesDetails</Role>
      <ShortName>Note 5. Commitments and Contingencies (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote5CommitmentsAndContingenciesCommitmentsAndContingenciesPolicyPolicies</ParentRole>
      <Position>85</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R86.htm</HtmlFileName>
      <LongName>000860 - Disclosure - Note 10. Common Stock (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote10CommonStockDetails</Role>
      <ShortName>Note 10. Common Stock (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote10CommonStock</ParentRole>
      <Position>86</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R87.htm</HtmlFileName>
      <LongName>000870 - Disclosure - Note 11. Stock Options: Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote11StockOptionsScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsDetails</Role>
      <ShortName>Note 11. Stock Options: Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote11StockOptionsScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTables</ParentRole>
      <Position>87</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R88.htm</HtmlFileName>
      <LongName>000880 - Disclosure - Note 11. Stock Options (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote11StockOptionsDetails</Role>
      <ShortName>Note 11. Stock Options (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote11StockOptionsScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTables</ParentRole>
      <Position>88</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R89.htm</HtmlFileName>
      <LongName>000890 - Disclosure - Note 12. Stock Warrants: Schedule of Share-based Payment Award, Stock Warrants, Valuation Assumptions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote12StockWarrantsScheduleOfShareBasedPaymentAwardStockWarrantsValuationAssumptionsDetails</Role>
      <ShortName>Note 12. Stock Warrants: Schedule of Share-based Payment Award, Stock Warrants, Valuation Assumptions (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote12StockWarrantsScheduleOfShareBasedPaymentAwardStockWarrantsValuationAssumptionsTables</ParentRole>
      <Position>89</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R90.htm</HtmlFileName>
      <LongName>000900 - Disclosure - Note 12. Stock Warrants (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote12StockWarrantsDetails</Role>
      <ShortName>Note 12. Stock Warrants (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote12StockWarrantsScheduleOfShareBasedPaymentAwardStockWarrantsValuationAssumptionsTables</ParentRole>
      <Position>90</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R91.htm</HtmlFileName>
      <LongName>000910 - Disclosure - Note 13. Income Tax: Income Tax, Policy (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote13IncomeTaxIncomeTaxPolicyDetails</Role>
      <ShortName>Note 13. Income Tax: Income Tax, Policy (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote13IncomeTaxIncomeTaxPolicyPolicies</ParentRole>
      <Position>91</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R92.htm</HtmlFileName>
      <LongName>000920 - Disclosure - Note 14. Gain On Extinguishment of Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote14GainOnExtinguishmentOfLiabilitiesDetails</Role>
      <ShortName>Note 14. Gain On Extinguishment of Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote14GainOnExtinguishmentOfLiabilities</ParentRole>
      <Position>92</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R93.htm</HtmlFileName>
      <LongName>000930 - Disclosure - Note 15. Supplemental Disclosure of Cash Flows Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote15SupplementalDisclosureOfCashFlowsInformationDetails</Role>
      <ShortName>Note 15. Supplemental Disclosure of Cash Flows Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote15SupplementalDisclosureOfCashFlowsInformation</ParentRole>
      <Position>93</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R94.htm</HtmlFileName>
      <LongName>000940 - Disclosure - Note 16. Subsequent Events (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote16SubsequentEventsDetails</Role>
      <ShortName>Note 16. Subsequent Events (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote16SubsequentEvents</ParentRole>
      <Position>94</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R95.htm</HtmlFileName>
      <LongName>000950 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: Property and Equipment, Policy (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesPropertyAndEquipmentPolicyDetails</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: Property and Equipment, Policy (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesPropertyAndEquipmentPolicyPolicies</ParentRole>
      <Position>95</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R96.htm</HtmlFileName>
      <LongName>000960 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: Intangible Assets, Policy (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesIntangibleAssetsPolicyDetails</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: Intangible Assets, Policy (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesIntangibleAssetsPolicyPolicies</ParentRole>
      <Position>96</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R97.htm</HtmlFileName>
      <LongName>000970 - Disclosure - Note 1. Operations and Summary of Significant Accounting Policies: Loss Per Common Share, Policy (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesLossPerCommonSharePolicyDetails</Role>
      <ShortName>Note 1. Operations and Summary of Significant Accounting Policies: Loss Per Common Share, Policy (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote1OperationsAndSummaryOfSignificantAccountingPoliciesLossPerCommonSharePolicyPolicies</ParentRole>
      <Position>97</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R98.htm</HtmlFileName>
      <LongName>000980 - Disclosure - Note 2. Balance Sheet Data: Property and Equipment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote2BalanceSheetDataPropertyAndEquipmentDetails</Role>
      <ShortName>Note 2. Balance Sheet Data: Property and Equipment (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote2BalanceSheetDataPropertyAndEquipmentTables</ParentRole>
      <Position>98</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R99.htm</HtmlFileName>
      <LongName>000990 - Disclosure - Note 2. Balance Sheet Data (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote2BalanceSheetDataDetails</Role>
      <ShortName>Note 2. Balance Sheet Data (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote2BalanceSheetDataPropertyAndEquipmentTables</ParentRole>
      <Position>99</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R100.htm</HtmlFileName>
      <LongName>001000 - Disclosure - Note 2. Balance Sheet Data: Deferred Costs - Stock and Warrants issued for services Disclosure (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote2BalanceSheetDataDeferredCostsStockAndWarrantsIssuedForServicesDisclosureDetails</Role>
      <ShortName>Note 2. Balance Sheet Data: Deferred Costs - Stock and Warrants issued for services Disclosure (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote2BalanceSheetDataDeferredCostsStockAndWarrantsIssuedForServicesDisclosureTables</ParentRole>
      <Position>100</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R101.htm</HtmlFileName>
      <LongName>001010 - Disclosure - Note 2. Balance Sheet Data: Schedule of Accrued Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote2BalanceSheetDataScheduleOfAccruedLiabilitiesDetails</Role>
      <ShortName>Note 2. Balance Sheet Data: Schedule of Accrued Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote2BalanceSheetDataScheduleOfAccruedLiabilitiesTables</ParentRole>
      <Position>101</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R102.htm</HtmlFileName>
      <LongName>001020 - Disclosure - Note 3. Pledged Assets and Long-term Debt (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote3PledgedAssetsAndLongTermDebtDetails</Role>
      <ShortName>Note 3. Pledged Assets and Long-term Debt (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote3PledgedAssetsAndLongTermDebtScheduleOfLongTermDebtTables</ParentRole>
      <Position>102</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R103.htm</HtmlFileName>
      <LongName>001030 - Disclosure - Note 3. Pledged Assets and Long-term Debt: Schedule of Long-term Debt (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote3PledgedAssetsAndLongTermDebtScheduleOfLongTermDebtDetails</Role>
      <ShortName>Note 3. Pledged Assets and Long-term Debt: Schedule of Long-term Debt (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote3PledgedAssetsAndLongTermDebtScheduleOfLongTermDebtTables</ParentRole>
      <Position>103</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R104.htm</HtmlFileName>
      <LongName>001040 - Disclosure - Note 4. Capital Lease, in Default: Schedule of Capital Leased Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote4CapitalLeaseInDefaultScheduleOfCapitalLeasedAssetsDetails</Role>
      <ShortName>Note 4. Capital Lease, in Default: Schedule of Capital Leased Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote4CapitalLeaseInDefaultScheduleOfCapitalLeasedAssetsTables</ParentRole>
      <Position>104</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R105.htm</HtmlFileName>
      <LongName>001050 - Disclosure - Note 4. Capital Lease, in Default: Schedule of Future Minimum Lease Payments for Capital Leases (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote4CapitalLeaseInDefaultScheduleOfFutureMinimumLeasePaymentsForCapitalLeasesDetails</Role>
      <ShortName>Note 4. Capital Lease, in Default: Schedule of Future Minimum Lease Payments for Capital Leases (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote4CapitalLeaseInDefaultScheduleOfFutureMinimumLeasePaymentsForCapitalLeasesTables</ParentRole>
      <Position>105</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R106.htm</HtmlFileName>
      <LongName>001060 - Disclosure - Note 5. Related Party Transactions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote5RelatedPartyTransactionsDetails</Role>
      <ShortName>Note 5. Related Party Transactions (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote5RelatedPartyTransactions</ParentRole>
      <Position>106</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R107.htm</HtmlFileName>
      <LongName>001070 - Disclosure - Note 6. Equity Transactions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsDetails</Role>
      <ShortName>Note 6. Equity Transactions (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsScheduleOfStockOptionsActivityTables</ParentRole>
      <Position>107</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R108.htm</HtmlFileName>
      <LongName>001080 - Disclosure - Note 6. Equity Transactions: Stock Option Plans, Director Policy (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsStockOptionPlansDirectorPolicyDetails</Role>
      <ShortName>Note 6. Equity Transactions: Stock Option Plans, Director Policy (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsStockOptionPlansDirectorPolicyPolicies</ParentRole>
      <Position>108</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R109.htm</HtmlFileName>
      <LongName>001090 - Disclosure - Note 6. Equity Transactions: Stock Warrants, Modifications (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsStockWarrantsModificationsDetails</Role>
      <ShortName>Note 6. Equity Transactions: Stock Warrants, Modifications (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsStockWarrantsModificationsPolicies</ParentRole>
      <Position>109</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R110.htm</HtmlFileName>
      <LongName>001100 - Disclosure - Note 6. Equity Transactions: Schedule of Stock Options, Activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsScheduleOfStockOptionsActivityDetails</Role>
      <ShortName>Note 6. Equity Transactions: Schedule of Stock Options, Activity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsScheduleOfStockOptionsActivityTables</ParentRole>
      <Position>110</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R111.htm</HtmlFileName>
      <LongName>001110 - Disclosure - Note 6. Equity Transactions: Schedule of Stock Options, Valuation Assumptions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsScheduleOfStockOptionsValuationAssumptionsDetails</Role>
      <ShortName>Note 6. Equity Transactions: Schedule of Stock Options, Valuation Assumptions (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsScheduleOfStockOptionsValuationAssumptionsTables</ParentRole>
      <Position>111</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R112.htm</HtmlFileName>
      <LongName>001120 - Disclosure - Note 6. Equity Transactions: Schedule of Stock Warrants, Activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsScheduleOfStockWarrantsActivityDetails</Role>
      <ShortName>Note 6. Equity Transactions: Schedule of Stock Warrants, Activity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote6EquityTransactionsScheduleOfStockWarrantsActivityTables</ParentRole>
      <Position>112</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R113.htm</HtmlFileName>
      <LongName>001130 - Disclosure - Note 8. Commitments and Contingencies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote8CommitmentsAndContingenciesDetails</Role>
      <ShortName>Note 8. Commitments and Contingencies (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote8CommitmentsAndContingenciesCommitmentsAndContingenciesPolicyPolicies</ParentRole>
      <Position>113</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R114.htm</HtmlFileName>
      <LongName>001140 - Disclosure - Note 9. Income Tax Matters: Schedule of Deferred Tax Assets and Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote9IncomeTaxMattersScheduleOfDeferredTaxAssetsAndLiabilitiesDetails</Role>
      <ShortName>Note 9. Income Tax Matters: Schedule of Deferred Tax Assets and Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote9IncomeTaxMattersScheduleOfDeferredTaxAssetsAndLiabilitiesTables</ParentRole>
      <Position>114</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R115.htm</HtmlFileName>
      <LongName>001150 - Disclosure - Note 9. Income Tax Matters: Schedule of Components of Income Tax Expense (Benefit) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote9IncomeTaxMattersScheduleOfComponentsOfIncomeTaxExpenseBenefitDetails</Role>
      <ShortName>Note 9. Income Tax Matters: Schedule of Components of Income Tax Expense (Benefit) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote9IncomeTaxMattersScheduleOfComponentsOfIncomeTaxExpenseBenefitTables</ParentRole>
      <Position>115</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R116.htm</HtmlFileName>
      <LongName>001160 - Disclosure - Note 9. Income Tax Matters (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote9IncomeTaxMattersDetails</Role>
      <ShortName>Note 9. Income Tax Matters (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote9IncomeTaxMattersScheduleOfDeferredTaxAssetsAndLiabilitiesTables</ParentRole>
      <Position>116</Position>
    </Report>
    <Report instance="nvic-20160630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R117.htm</HtmlFileName>
      <LongName>001170 - Disclosure - Note 10. Subsequent Events (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nviro.com/20160630/role/idr_DisclosureNote10SubsequentEventsDetails</Role>
      <ShortName>Note 10. Subsequent Events (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.nviro.com/20160630/role/idr_DisclosureNote10SubsequentEvents</ParentRole>
      <Position>117</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File>nvic-20160630.xml</File>
    <File>nvic-20160630.xsd</File>
    <File>nvic-20160630_cal.xml</File>
    <File>nvic-20160630_def.xml</File>
    <File>nvic-20160630_lab.xml</File>
    <File>nvic-20160630_pre.xml</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies/>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
