<?xml version='1.0' encoding='UTF-8'?>
<FilingSummary>
  <Version>3.3.0.814</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>106</ContextCount>
  <ElementCount>223</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>36</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>4</UnitCount>
  <MyReports>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>0001000 - Document - Document and Entity Information Document</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/DocumentAndEntityInformationDocument</Role>
      <ShortName>Document and Entity Information Document</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>1001000 - Statement - Condensed Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/CondensedConsolidatedBalanceSheets</Role>
      <ShortName>Condensed Consolidated Balance Sheets</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>1001001 - Statement - Condensed Consolidated Balance Sheets Parentheticals</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/CondensedConsolidatedBalanceSheetsParentheticals</Role>
      <ShortName>Condensed Consolidated Balance Sheets Parentheticals</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>1002000 - Statement - Condensed Consolidated Statements of Income</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/CondensedConsolidatedStatementsOfIncome</Role>
      <ShortName>Condensed Consolidated Statements of Income</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>1003000 - Statement - Condensed Consolidated Statements of Comprehensive Income</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/CondensedConsolidatedStatementsOfComprehensiveIncome</Role>
      <ShortName>Condensed Consolidated Statements of Comprehensive Income</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>1004000 - Statement - Condensed Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/CondensedConsolidatedStatementsOfCashFlows</Role>
      <ShortName>Condensed Consolidated Statements of Cash Flows</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>2101100 - Disclosure - Note 1. Basis of Presentation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note1BasisOfPresentation</Role>
      <ShortName>Note 1. Basis of Presentation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>2104100 - Disclosure - Note 2. Spin-Off Transaction</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note2SpinOffTransaction</Role>
      <ShortName>Note 2. Spin-Off Transaction</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>2110100 - Disclosure - Note 3. Recent Accounting Pronouncements and Supplemental Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note3RecentAccountingPronouncementsAndSupplementalInformation</Role>
      <ShortName>Note 3. Recent Accounting Pronouncements and Supplemental Information</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>2116100 - Disclosure - Note 4. Inventories</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note4Inventories</Role>
      <ShortName>Note 4. Inventories</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>2119100 - Disclosure - Note 5. Accumulated Other Comprehensive Income (Loss)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note5AccumulatedOtherComprehensiveIncomeLoss</Role>
      <ShortName>Note 5. Accumulated Other Comprehensive Income (Loss)</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>2122100 - Disclosure - Note 6. Commitments and Contingent Liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note6CommitmentsAndContingentLiabilities</Role>
      <ShortName>Note 6. Commitments and Contingent Liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>2125100 - Disclosure - Note 7. Restructuring Expense</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note7RestructuringExpense</Role>
      <ShortName>Note 7. Restructuring Expense</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>2134100 - Disclosure - Note 8. Fair Value</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note8FairValue</Role>
      <ShortName>Note 8. Fair Value</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>2137100 - Disclosure - Note 9. Derivative Instruments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note9DerivativeInstruments</Role>
      <ShortName>Note 9. Derivative Instruments</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>2138100 - Disclosure - Note 10. Investments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note10Investments</Role>
      <ShortName>Note 10. Investments</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>2139100 - Disclosure - Note 11. Postemployment Benefits</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note11PostemploymentBenefits</Role>
      <ShortName>Note 11. Postemployment Benefits</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>2140100 - Disclosure - Note 12. Stock Compensation Plan</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note12StockCompensationPlan</Role>
      <ShortName>Note 12. Stock Compensation Plan</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>2141100 - Disclosure - Note 13. Variable Interest Entities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note13VariableInterestEntities</Role>
      <ShortName>Note 13. Variable Interest Entities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>2142100 - Disclosure - Note 14. Credit Quality and Allowance for Credit Losses of Notes Receivable</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.kimball.com/role/Note14CreditQualityAndAllowanceForCreditLossesOfNotesReceivable</Role>
      <ShortName>Note 14. Credit Quality and Allowance for Credit Losses of Notes Receivable</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>2201201 - Disclosure - Note 1. Basis of Presentation (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note1BasisOfPresentationPolicies</Role>
      <ShortName>Note 1. Basis of Presentation (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note3RecentAccountingPronouncementsAndSupplementalInformation</ParentRole>
      <Position>21</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>2210201 - Disclosure - Note 3. Recent Accounting Pronouncements and Supplemental Information (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note3RecentAccountingPronouncementsAndSupplementalInformationPolicies</Role>
      <ShortName>Note 3. Recent Accounting Pronouncements and Supplemental Information (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note3RecentAccountingPronouncementsAndSupplementalInformation</ParentRole>
      <Position>22</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>2216201 - Disclosure - Note 4. Inventories (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note4InventoriesPolicies</Role>
      <ShortName>Note 4. Inventories (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note3RecentAccountingPronouncementsAndSupplementalInformation</ParentRole>
      <Position>23</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>2222201 - Disclosure - Note 6. Commitments and Contingent Liabilities (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note6CommitmentsAndContingentLiabilitiesPolicies</Role>
      <ShortName>Note 6. Commitments and Contingent Liabilities (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note3RecentAccountingPronouncementsAndSupplementalInformation</ParentRole>
      <Position>24</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>2225201 - Disclosure - Note 7. Restructuring Expense Restructuring Expense (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note7RestructuringExpenseRestructuringExpensePolicies</Role>
      <ShortName>Note 7. Restructuring Expense Restructuring Expense (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note3RecentAccountingPronouncementsAndSupplementalInformation</ParentRole>
      <Position>25</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>2234201 - Disclosure - Note 8. Fair Value (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note8FairValuePolicies</Role>
      <ShortName>Note 8. Fair Value (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note3RecentAccountingPronouncementsAndSupplementalInformation</ParentRole>
      <Position>26</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>2237201 - Disclosure - Note 9. Derivative Instruments (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note9DerivativeInstrumentsPolicies</Role>
      <ShortName>Note 9. Derivative Instruments (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note3RecentAccountingPronouncementsAndSupplementalInformation</ParentRole>
      <Position>27</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>2240201 - Disclosure - Note 12. Stock Compensation Plan Stock Compensation Plan (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note12StockCompensationPlanStockCompensationPlanPolicies</Role>
      <ShortName>Note 12. Stock Compensation Plan Stock Compensation Plan (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note3RecentAccountingPronouncementsAndSupplementalInformation</ParentRole>
      <Position>28</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>2304301 - Disclosure - Note 2. Spin-Off Transaction (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note2SpinOffTransactionTables</Role>
      <ShortName>Note 2. Spin-Off Transaction (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note2SpinOffTransaction</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>2310302 - Disclosure - Note 3. Recent Accounting Pronouncements and Supplemental Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note3RecentAccountingPronouncementsAndSupplementalInformationTables</Role>
      <ShortName>Note 3. Recent Accounting Pronouncements and Supplemental Information (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note3RecentAccountingPronouncementsAndSupplementalInformation</ParentRole>
      <Position>30</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>2316302 - Disclosure - Note 4. Inventories (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note4InventoriesTables</Role>
      <ShortName>Note 4. Inventories (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note4Inventories</ParentRole>
      <Position>31</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>2319301 - Disclosure - Note 5. Accumulated Other Comprehensive Income (Loss) (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note5AccumulatedOtherComprehensiveIncomeLossTables</Role>
      <ShortName>Note 5. Accumulated Other Comprehensive Income (Loss) (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note5AccumulatedOtherComprehensiveIncomeLoss</ParentRole>
      <Position>32</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>2322302 - Disclosure - Note 6. Commitments and Contingent Liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note6CommitmentsAndContingentLiabilitiesTables</Role>
      <ShortName>Note 6. Commitments and Contingent Liabilities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note6CommitmentsAndContingentLiabilities</ParentRole>
      <Position>33</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>2325302 - Disclosure - Note 7. Restructuring Expense (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note7RestructuringExpenseTables</Role>
      <ShortName>Note 7. Restructuring Expense (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note7RestructuringExpense</ParentRole>
      <Position>34</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>2334302 - Disclosure - Note 8. Fair Value (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note8FairValueTables</Role>
      <ShortName>Note 8. Fair Value (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note8FairValue</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>2337302 - Disclosure - Note 9. Derivative Instruments (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note9DerivativeInstrumentsTables</Role>
      <ShortName>Note 9. Derivative Instruments (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note9DerivativeInstruments</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>2338301 - Disclosure - Note 10. Investments (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note10InvestmentsTables</Role>
      <ShortName>Note 10. Investments (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note10Investments</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>2339301 - Disclosure - Note 11. Postemployment Benefits (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note11PostemploymentBenefitsTables</Role>
      <ShortName>Note 11. Postemployment Benefits (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note11PostemploymentBenefits</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>2340302 - Disclosure - Note 12. Stock Compensation Plan (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note12StockCompensationPlanTables</Role>
      <ShortName>Note 12. Stock Compensation Plan (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note12StockCompensationPlan</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>2342302 - Disclosure - Note 14. Credit Quality and Allowance for Credit Losses of Notes Receivable (Tables)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.kimball.com/role/Note14CreditQualityAndAllowanceForCreditLossesOfNotesReceivableTables</Role>
      <ShortName>Note 14. Credit Quality and Allowance for Credit Losses of Notes Receivable (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note14CreditQualityAndAllowanceForCreditLossesOfNotesReceivable</ParentRole>
      <Position>40</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>2404402 - Disclosure - Note 2. Spin-Off Transaction - Disposal Group, Income Statement (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note2SpinOffTransactionDisposalGroupIncomeStatementDetails</Role>
      <ShortName>Note 2. Spin-Off Transaction - Disposal Group, Income Statement (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>41</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>2410403 - Disclosure - Note 3. Recent Accounting Pronouncements and Supplemental Information - Textuals (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note3RecentAccountingPronouncementsAndSupplementalInformationTextualsDetails</Role>
      <ShortName>Note 3. Recent Accounting Pronouncements and Supplemental Information - Textuals (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note3RecentAccountingPronouncementsAndSupplementalInformationTables</ParentRole>
      <Position>42</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>2410404 - Disclosure - Note 3. Recent Accounting Pronouncements and Supplemental Information - Components of Non-operating income (expense), net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note3RecentAccountingPronouncementsAndSupplementalInformationComponentsOfNonOperatingIncomeExpenseNetDetails</Role>
      <ShortName>Note 3. Recent Accounting Pronouncements and Supplemental Information - Components of Non-operating income (expense), net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>43</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>2416403 - Disclosure - Note 4. Inventories - Inventory Components (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note4InventoriesInventoryComponentsDetails</Role>
      <ShortName>Note 4. Inventories - Inventory Components (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>44</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>2419402 - Disclosure - Note 5. Accumulated Other Comprehensive Income (Loss) - Accumulated Other Comprehensive Income (Loss) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note5AccumulatedOtherComprehensiveIncomeLossAccumulatedOtherComprehensiveIncomeLossDetails</Role>
      <ShortName>Note 5. Accumulated Other Comprehensive Income (Loss) - Accumulated Other Comprehensive Income (Loss) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note5AccumulatedOtherComprehensiveIncomeLossTables</ParentRole>
      <Position>45</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>2419403 - Disclosure - Note 5. Accumulated Other Comprehensive Income (Loss) - Reclassifications from Accumulated Other Comprehensive Income (Loss) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note5AccumulatedOtherComprehensiveIncomeLossReclassificationsFromAccumulatedOtherComprehensiveIncomeLossDetails</Role>
      <ShortName>Note 5. Accumulated Other Comprehensive Income (Loss) - Reclassifications from Accumulated Other Comprehensive Income (Loss) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note5AccumulatedOtherComprehensiveIncomeLossTables</ParentRole>
      <Position>46</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>2422403 - Disclosure - Note 6. Commitments and Contingent Liabilities - Commitments and Contingent Liabilities Textuals (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note6CommitmentsAndContingentLiabilitiesCommitmentsAndContingentLiabilitiesTextualsDetails</Role>
      <ShortName>Note 6. Commitments and Contingent Liabilities - Commitments and Contingent Liabilities Textuals (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>47</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>2422404 - Disclosure - Note 6. Commitments and Contingent Liabilities - Product Warranty (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note6CommitmentsAndContingentLiabilitiesProductWarrantyDetails</Role>
      <ShortName>Note 6. Commitments and Contingent Liabilities - Product Warranty (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>48</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>2425403 - Disclosure - Note 7. Restructuring Expense -Textuals (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note7RestructuringExpenseTextualsDetails</Role>
      <ShortName>Note 7. Restructuring Expense -Textuals (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>49</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>2425404 - Disclosure - Note 7. Restructuring Expense Restructuring Plan (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note7RestructuringExpenseRestructuringPlanDetails</Role>
      <ShortName>Note 7. Restructuring Expense Restructuring Plan (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note7RestructuringExpenseRestructuringExpensePolicies</ParentRole>
      <Position>50</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>2434403 - Disclosure - Note 8. Fair Value - Recurring Fair Value Measurments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note8FairValueRecurringFairValueMeasurmentsDetails</Role>
      <ShortName>Note 8. Fair Value - Recurring Fair Value Measurments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>51</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>2434404 - Disclosure - Note 8. Fair Value - Textuals (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note8FairValueTextualsDetails</Role>
      <ShortName>Note 8. Fair Value - Textuals (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>52</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>2437403 - Disclosure - Note 9. Derivative Instruments - The Effect of Derivative Instruments on Other Comprehensive Income (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note9DerivativeInstrumentsEffectOfDerivativeInstrumentsOnOtherComprehensiveIncomeDetails</Role>
      <ShortName>Note 9. Derivative Instruments - The Effect of Derivative Instruments on Other Comprehensive Income (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>53</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>2437404 - Disclosure - Note 9. Derivative Instruments - The Effect of Derivative Instruments on Consolidated Statements of Income (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note9DerivativeInstrumentsEffectOfDerivativeInstrumentsOnConsolidatedStatementsOfIncomeDetails</Role>
      <ShortName>Note 9. Derivative Instruments - The Effect of Derivative Instruments on Consolidated Statements of Income (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>54</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>2437405 - Disclosure - Note 9. Derivative Instruments - Textuals (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note9DerivativeInstrumentsTextualsDetails</Role>
      <ShortName>Note 9. Derivative Instruments - Textuals (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>55</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>2438402 - Disclosure - Note 10. Investments - Supplemental Employee Retirement Investments Textuals (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note10InvestmentsSupplementalEmployeeRetirementInvestmentsTextualsDetails</Role>
      <ShortName>Note 10. Investments - Supplemental Employee Retirement Investments Textuals (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>56</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>2438403 - Disclosure - Note 10. Investments - Supplemental Employee Retirement Plan Investments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note10InvestmentsSupplementalEmployeeRetirementPlanInvestmentsDetails</Role>
      <ShortName>Note 10. Investments - Supplemental Employee Retirement Plan Investments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>57</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>2439402 - Disclosure - Note 11. Postemployment Benefits (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note11PostemploymentBenefitsDetails</Role>
      <ShortName>Note 11. Postemployment Benefits (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note11PostemploymentBenefitsTables</ParentRole>
      <Position>58</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>2440403 - Disclosure - Note 12. Stock Compensation Plan - Stock Compensation Awards (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note12StockCompensationPlanStockCompensationAwardsDetails</Role>
      <ShortName>Note 12. Stock Compensation Plan - Stock Compensation Awards (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>59</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>2440404 - Disclosure - Note 12. Stock Compensation Plan Stock Compensation Plans Textuals (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note12StockCompensationPlanStockCompensationPlansTextualsDetails</Role>
      <ShortName>Note 12. Stock Compensation Plan Stock Compensation Plans Textuals (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note12StockCompensationPlanStockCompensationPlanPolicies</ParentRole>
      <Position>60</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>2441402 - Disclosure - Note 13. Variable Interest Entities -Textuals (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.kimball.com/role/Note13VariableInterestEntitiesTextualsDetails</Role>
      <ShortName>Note 13. Variable Interest Entities -Textuals (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>61</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>2442403 - Disclosure - Note 14. Credit Quality and Allowance for Credit Losses of Notes Receivable - Textuals (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.kimball.com/role/Note14CreditQualityAndAllowanceForCreditLossesOfNotesReceivableTextualsDetails</Role>
      <ShortName>Note 14. Credit Quality and Allowance for Credit Losses of Notes Receivable - Textuals (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.kimball.com/role/Note14CreditQualityAndAllowanceForCreditLossesOfNotesReceivableTables</ParentRole>
      <Position>62</Position>
    </Report>
    <Report instance="kbal-20150930.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>2442404 - Disclosure - Note 14. Credit Quality and Allowance for Credit Losses of Notes Receivable  - Credit Quality and Allowance for Credit Losses (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.kimball.com/role/Note14CreditQualityAndAllowanceForCreditLossesOfNotesReceivableCreditQualityAndAllowanceForCreditLossesDetails</Role>
      <ShortName>Note 14. Credit Quality and Allowance for Credit Losses of Notes Receivable  - Credit Quality and Allowance for Credit Losses (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>63</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <Logs>
    <Log type="Info">In ''Condensed Consolidated Balance Sheets'', column(s) 3, 4 are contained in other reports, so were removed by flow through suppression.</Log>
  </Logs>
  <InputFiles>
    <File>kbal-20150930.xml</File>
    <File>kbal-20150930_cal.xml</File>
    <File>kbal-20150930_def.xml</File>
    <File>kbal-20150930_lab.xml</File>
    <File>kbal-20150930_pre.xml</File>
    <File>kbal-20150930.xsd</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies/>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>

