<?xml version="1.0" encoding="utf-8"?>
<FilingSummary xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <Version>2.4.0.8</Version>
  <ProcessingTime />
  <ReportFormat>Html</ReportFormat>
  <ContextCount>615</ContextCount>
  <ElementCount>558</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>151</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>9</UnitCount>
  <MyReports>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>0001000 - Document - Document and Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/DocumentAndEntityInformation</Role>
      <ShortName>Document and Entity Information</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>1004000 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS - Statement</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ConsolidatedStatementsOfOperationsStatement</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF OPERATIONS - Statement</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>1037000 - Statement - CONSLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - Statement</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ConslidatedStatementsOfComprehensiveIncomeLossStatement</Role>
      <ShortName>CONSLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - Statement</ShortName>
    </Report>
    <Report>
      <IsDefault>true</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>1038000 - Statement - CONSOLIDATED BALANCE SHEETS - Statement</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ConsolidatedBalanceSheetsStatement</Role>
      <ShortName>CONSOLIDATED BALANCE SHEETS - Statement</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>1038001 - Statement - CONSOLIDATED BALANCE SHEETS - Parenthetical</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ConsolidatedBalanceSheetsParenthetical</Role>
      <ShortName>CONSOLIDATED BALANCE SHEETS - Parenthetical</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>1040000 - Statement - CONSOLIDATED STATEMENTS OF CASHFLOWS - Statement</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ConsolidatedStatementsOfCashflowsStatement</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF CASHFLOWS - Statement</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>1040001 - Statement - CONSOLIDATED STATEMENTS OF CASHFLOWS - Parenthetical</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ConsolidatedStatementsOfCashflowsParenthetical</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF CASHFLOWS - Parenthetical</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>1041000 - Statement - CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ INVESTMENT - Statement</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ConsolidatedStatementsOfStockholdersInvestmentStatement</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ INVESTMENT - Statement</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>2101100 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/SummaryOfSignificantAccountingPolicies</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>2102100 - Disclosure - ACQUISITIONS AND OTHER INVESTMENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/AcquisitionsAndOtherInvestments</Role>
      <ShortName>ACQUISITIONS AND OTHER INVESTMENTS</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>2107100 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS - (Notes)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/GoodwillAndOtherIntangibleAssetsNotes</Role>
      <ShortName>GOODWILL AND OTHER INTANGIBLE ASSETS - (Notes)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>2110100 - Disclosure - NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - (Notes)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/NotesMortgageNotesAndObligationsPayableNotes</Role>
      <ShortName>NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - (Notes)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>2113100 - Disclosure - EXIT AND DISPOSAL ACTIVITIES - (Notes)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/ExitAndDisposalActivitiesNotes</Role>
      <ShortName>EXIT AND DISPOSAL ACTIVITIES - (Notes)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>2116100 - Disclosure - COMMITMENTS AND CONTINGENCIES - (Notes)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/CommitmentsAndContingenciesNotes</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES - (Notes)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>2119100 - Disclosure - ACCRUED EXPENSES AND TAXES AND OTHER LONG-TERM LIABILITIES - (Notes)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/AccruedExpensesAndTaxesAndOtherLongTermLiabilitiesNotes</Role>
      <ShortName>ACCRUED EXPENSES AND TAXES AND OTHER LONG-TERM LIABILITIES - (Notes)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>2122100 - Disclosure - INCOME TAXES - (Notes)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/IncomeTaxesNotes</Role>
      <ShortName>INCOME TAXES - (Notes)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>2125100 - Disclosure - SEGMENT INFORMATION AND CONCENTRATION OF CREDIT RISK - (Notes)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/SegmentInformationAndConcentrationOfCreditRiskNotes</Role>
      <ShortName>SEGMENT INFORMATION AND CONCENTRATION OF CREDIT RISK - (Notes)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>2128100 - Disclosure - EQUITY ACTIVITY - (Notes)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/EquityActivityNotes</Role>
      <ShortName>EQUITY ACTIVITY - (Notes)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>2131100 - Disclosure - (LOSS) EARNINGS PER SHARE - (Notes)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/LossEarningsPerShareNotes</Role>
      <ShortName>(LOSS) EARNINGS PER SHARE - (Notes)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>2132100 - Disclosure - SHARE-BASED COMPENSATION - (Notes)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/ShareBasedCompensationNotes</Role>
      <ShortName>SHARE-BASED COMPENSATION - (Notes)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>2133100 - Disclosure - PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - (Notes)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/PensionProfitSharingAndOtherPostRetirementBenefitsNotes</Role>
      <ShortName>PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - (Notes)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>2134100 - Disclosure - RETIREMENT OF FORMER CHIEF EXECUTIVE OFFICER - (Notes)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/RetirementOfFormerChiefExecutiveOfficerNotes</Role>
      <ShortName>RETIREMENT OF FORMER CHIEF EXECUTIVE OFFICER - (Notes)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>2135100 - Disclosure - FAIR VALUE - (Notes)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/FairValueNotes</Role>
      <ShortName>FAIR VALUE - (Notes)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>2136100 - Disclosure - CASH FLOWS - (Notes)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/CashFlowsNotes</Role>
      <ShortName>CASH FLOWS - (Notes)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>2137100 - Disclosure - SUMMARIZED QUARTERLY FINANCIAL DATA (UNAUDITED) - (Notes)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/SummarizedQuarterlyFinancialDataUnauditedNotes</Role>
      <ShortName>SUMMARIZED QUARTERLY FINANCIAL DATA (UNAUDITED) - (Notes)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>2138100 - Disclosure - GUARANTOR FINANCIAL STATEMENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/GuarantorFinancialStatements</Role>
      <ShortName>GUARANTOR FINANCIAL STATEMENTS</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>2139100 - Schedule - SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ScheduleiiValuationAndQualifyingAccounts</Role>
      <ShortName>SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>2201201 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/SummaryOfSignificantAccountingPoliciesPolicies</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - (Policies)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>2301302 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/SummaryOfSignificantAccountingPoliciesTables</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>2302301 - Disclosure - ACQUISITIONS AND OTHER INVESTMENTS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/AcquisitionsAndOtherInvestmentsTables</Role>
      <ShortName>ACQUISITIONS AND OTHER INVESTMENTS (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>2307301 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS - (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/GoodwillAndOtherIntangibleAssetsTables</Role>
      <ShortName>GOODWILL AND OTHER INTANGIBLE ASSETS - (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>2310301 - Disclosure - NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - (Tables)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/NotesMortgageNotesAndObligationsPayableTables</Role>
      <ShortName>NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>2313301 - Disclosure - EXIT AND DISPOSAL ACTIVITIES - (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ExitAndDisposalActivitiesTables</Role>
      <ShortName>EXIT AND DISPOSAL ACTIVITIES - (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>2316301 - Disclosure - COMMITMENTS AND CONTINGENCIES - (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/CommitmentsAndContingenciesTables</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES - (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>2319301 - Disclosure - ACCRUED EXPENSES AND TAXES AND OTHER LONG-TERM LIABILITIES - (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/AccruedExpensesAndTaxesAndOtherLongTermLiabilitiesTables</Role>
      <ShortName>ACCRUED EXPENSES AND TAXES AND OTHER LONG-TERM LIABILITIES - (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>2322301 - Disclosure - INCOME TAXES - (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/IncomeTaxesTables</Role>
      <ShortName>INCOME TAXES - (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>2325301 - Disclosure - SEGMENT INFORMATION AND CONCENTRATION OF CREDIT RISK - (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/SegmentInformationAndConcentrationOfCreditRiskTables</Role>
      <ShortName>SEGMENT INFORMATION AND CONCENTRATION OF CREDIT RISK - (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>2328301 - Disclosure - EQUITY ACTIVITY - (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/EquityActivityTables</Role>
      <ShortName>EQUITY ACTIVITY - (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>2331301 - Disclosure - (LOSS) EARNINGS PER SHARE - (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/LossEarningsPerShareTables</Role>
      <ShortName>(LOSS) EARNINGS PER SHARE - (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>2332301 - Disclosure - SHARE-BASED COMPENSATION - (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ShareBasedCompensationTables</Role>
      <ShortName>SHARE-BASED COMPENSATION - (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>2333301 - Disclosure - PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/PensionProfitSharingAndOtherPostRetirementBenefitsTables</Role>
      <ShortName>PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>2336301 - Disclosure - CASH FLOWS - (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/CashFlowsTables</Role>
      <ShortName>CASH FLOWS - (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>2337301 - Disclosure - SUMMARIZED QUARTERLY FINANCIAL DATA (UNAUDITED) - (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/SummarizedQuarterlyFinancialDataUnauditedTables</Role>
      <ShortName>SUMMARIZED QUARTERLY FINANCIAL DATA (UNAUDITED) - (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>2338301 - Disclosure - GUARANTOR FINANCIAL STATEMENTS - (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/GuarantorFinancialStatementsTables</Role>
      <ShortName>GUARANTOR FINANCIAL STATEMENTS - (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>2401403 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Basis of Presentation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/SummaryOfSignificantAccountingPoliciesBasisOfPresentationDetails</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Basis of Presentation (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>2401404 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Cash and Cash Equivalents (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/SummaryOfSignificantAccountingPoliciesCashAndCashEquivalentsDetails</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Cash and Cash Equivalents (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>2401405 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Inventories (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/SummaryOfSignificantAccountingPoliciesInventoriesDetails</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Inventories (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>2401406 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Estimated Useful Lives (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/SummaryOfSignificantAccountingPoliciesEstimatedUsefulLivesDetails</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Estimated Useful Lives (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>2401407 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Research and Development (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/SummaryOfSignificantAccountingPoliciesResearchAndDevelopmentDetails</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Research and Development (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>2401408 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Related Party Transaction (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/SummaryOfSignificantAccountingPoliciesRelatedPartyTransactionDetails</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Related Party Transaction (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>2402402 - Disclosure - ACQUISITIONS AND OTHER INVESTMENTS (Narrative) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/AcquisitionsAndOtherInvestmentsNarrativeDetails</Role>
      <ShortName>ACQUISITIONS AND OTHER INVESTMENTS (Narrative) (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>2402403 - Disclosure - ACQUISITIONS AND OTHER INVESTMENTS (Assets and Liabilities) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/AcquisitionsAndOtherInvestmentsAssetsAndLiabilitiesDetails</Role>
      <ShortName>ACQUISITIONS AND OTHER INVESTMENTS (Assets and Liabilities) (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>2402404 - Disclosure - ACQUISITIONS AND OTHER INVESTMENTS (Intangible Assets) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/AcquisitionsAndOtherInvestmentsIntangibleAssetsDetails</Role>
      <ShortName>ACQUISITIONS AND OTHER INVESTMENTS (Intangible Assets) (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>2402405 - Disclosure - ACQUISITIONS AND OTHER INVESTMENTS (Pro Forma) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/AcquisitionsAndOtherInvestmentsProFormaDetails</Role>
      <ShortName>ACQUISITIONS AND OTHER INVESTMENTS (Pro Forma) (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>2407402 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS - Activity in Goodwill by Reporting Segment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/GoodwillAndOtherIntangibleAssetsActivityInGoodwillByReportingSegmentDetails</Role>
      <ShortName>GOODWILL AND OTHER INTANGIBLE ASSETS - Activity in Goodwill by Reporting Segment (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>2407403 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/GoodwillAndOtherIntangibleAssetsNarrativeDetails</Role>
      <ShortName>GOODWILL AND OTHER INTANGIBLE ASSETS - Narrative (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>2407404 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS - Major Components of Intangible Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/GoodwillAndOtherIntangibleAssetsMajorComponentsOfIntangibleAssetsDetails</Role>
      <ShortName>GOODWILL AND OTHER INTANGIBLE ASSETS - Major Components of Intangible Assets (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>2407405 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS - Estimated Future Intangible Asset Amortization Expense (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/GoodwillAndOtherIntangibleAssetsEstimatedFutureIntangibleAssetAmortizationExpenseDetails</Role>
      <ShortName>GOODWILL AND OTHER INTANGIBLE ASSETS - Estimated Future Intangible Asset Amortization Expense (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>2410402 - Disclosure - NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - Short-term Bank Obligations (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/NotesMortgageNotesAndObligationsPayableShortTermBankObligationsDetails</Role>
      <ShortName>NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - Short-term Bank Obligations (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>2410403 - Disclosure - NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - Notes, Mortgage Notes and Obligations Payable (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/NotesMortgageNotesAndObligationsPayableNotesMortgageNotesAndObligationsPayableDetails</Role>
      <ShortName>NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - Notes, Mortgage Notes and Obligations Payable (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>2410404 - Disclosure - NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - Senior Notes and Term Loan Facility (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/NotesMortgageNotesAndObligationsPayableSeniorNotesAndTermLoanFacilityDetails</Role>
      <ShortName>NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - Senior Notes and Term Loan Facility (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>2410405 - Disclosure - NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - Amended &amp; Restated Senior Secured Asset-based Revolving Credit Facility (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/NotesMortgageNotesAndObligationsPayableAmendedRestatedSeniorSecuredAssetBasedRevolvingCreditFacilityDetails</Role>
      <ShortName>NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - Amended &amp; Restated Senior Secured Asset-based Revolving Credit Facility (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>2410406 - Disclosure - NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - Other Indebtedness (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/NotesMortgageNotesAndObligationsPayableOtherIndebtednessDetails</Role>
      <ShortName>NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - Other Indebtedness (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>2410407 - Disclosure - NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - Fourth Quarter 2012 Debt Transaction (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/NotesMortgageNotesAndObligationsPayableFourthQuarter2012DebtTransactionDetails</Role>
      <ShortName>NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - Fourth Quarter 2012 Debt Transaction (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>2410408 - Disclosure - NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - Second Quarter 2011 Debt Transactions (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/NotesMortgageNotesAndObligationsPayableSecondQuarter2011DebtTransactionsDetails</Role>
      <ShortName>NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - Second Quarter 2011 Debt Transactions (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>2410409 - Disclosure - NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - Scheduled Maturities (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.nortek-inc.com/role/NotesMortgageNotesAndObligationsPayableScheduledMaturitiesDetails</Role>
      <ShortName>NOTES, MORTGAGE NOTES AND OBLIGATIONS PAYABLE - Scheduled Maturities (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>2413402 - Disclosure - EXIT AND DISPOSAL ACTIVITIES - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ExitAndDisposalActivitiesNarrativeDetails</Role>
      <ShortName>EXIT AND DISPOSAL ACTIVITIES - Narrative (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>2413403 - Disclosure - EXIT AND DISPOSAL ACTIVITIES - Manufacturing Rationalization and Relocation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ExitAndDisposalActivitiesManufacturingRationalizationAndRelocationDetails</Role>
      <ShortName>EXIT AND DISPOSAL ACTIVITIES - Manufacturing Rationalization and Relocation (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>2413404 - Disclosure - EXIT AND DISPOSAL ACTIVITIES - Changes in Restructuring Reserve (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ExitAndDisposalActivitiesChangesInRestructuringReserveDetails</Role>
      <ShortName>EXIT AND DISPOSAL ACTIVITIES - Changes in Restructuring Reserve (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>2413405 - Disclosure - EXIT AND DISPOSAL ACTIVITIES - Warehousing and Distribution Consolidation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ExitAndDisposalActivitiesWarehousingAndDistributionConsolidationDetails</Role>
      <ShortName>EXIT AND DISPOSAL ACTIVITIES - Warehousing and Distribution Consolidation (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>2413406 - Disclosure - EXIT AND DISPOSAL ACTIVITIES - Summary of Exit and Disposal Activities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ExitAndDisposalActivitiesSummaryOfExitAndDisposalActivitiesDetails</Role>
      <ShortName>EXIT AND DISPOSAL ACTIVITIES - Summary of Exit and Disposal Activities (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>2416402 - Disclosure - COMMITMENTS AND CONTINGENCIES - Future Minimum Rental Obligations (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/CommitmentsAndContingenciesFutureMinimumRentalObligationsDetails</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES - Future Minimum Rental Obligations (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>2416403 - Disclosure - COMMITMENTS AND CONTINGENCIES - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/CommitmentsAndContingenciesNarrativeDetails</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES - Narrative (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>2416404 - Disclosure - COMMITMENTS AND CONTINGENCIES - Changes Warranty Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/CommitmentsAndContingenciesChangesWarrantyLiabilitiesDetails</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES - Changes Warranty Liabilities (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>2419402 - Disclosure - ACCRUED EXPENSES AND TAXES AND OTHER LONG-TERM LIABILITIES - Accrued Expenses and Taxes Included in Current Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/AccruedExpensesAndTaxesAndOtherLongTermLiabilitiesAccruedExpensesAndTaxesIncludedInCurrentLiabilitiesDetails</Role>
      <ShortName>ACCRUED EXPENSES AND TAXES AND OTHER LONG-TERM LIABILITIES - Accrued Expenses and Taxes Included in Current Liabilities (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>2419403 - Disclosure - ACCRUED EXPENSES AND TAXES AND OTHER LONG-TERM LIABILITIES - Accrued Expenses Included in Other Long-term Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/AccruedExpensesAndTaxesAndOtherLongTermLiabilitiesAccruedExpensesIncludedInOtherLongTermLiabilitiesDetails</Role>
      <ShortName>ACCRUED EXPENSES AND TAXES AND OTHER LONG-TERM LIABILITIES - Accrued Expenses Included in Other Long-term Liabilities (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>2422402 - Disclosure - INCOME TAXES - Components of Earnings (Loss) before Provision (Benefit) for Income Taxes (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/IncomeTaxesComponentsOfEarningsLossBeforeProvisionBenefitForIncomeTaxesDetails</Role>
      <ShortName>INCOME TAXES - Components of Earnings (Loss) before Provision (Benefit) for Income Taxes (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>2422403 - Disclosure - INCOME TAXES - Provision (Benefit) for Income Taxes (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/IncomeTaxesProvisionBenefitForIncomeTaxesDetails</Role>
      <ShortName>INCOME TAXES - Provision (Benefit) for Income Taxes (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>2422404 - Disclosure - INCOME TAXES - Effective Income Tax Rate Reconciliation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/IncomeTaxesEffectiveIncomeTaxRateReconciliationDetails</Role>
      <ShortName>INCOME TAXES - Effective Income Tax Rate Reconciliation (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R80.htm</HtmlFileName>
      <LongName>2422405 - Disclosure - INCOME TAXES - Deferred Income Tax Assets and Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/IncomeTaxesDeferredIncomeTaxAssetsAndLiabilitiesDetails</Role>
      <ShortName>INCOME TAXES - Deferred Income Tax Assets and Liabilities (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R81.htm</HtmlFileName>
      <LongName>2422406 - Disclosure - INCOME TAXES - Reconciliation of Unrecognized Tax Benefits (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/IncomeTaxesReconciliationOfUnrecognizedTaxBenefitsDetails</Role>
      <ShortName>INCOME TAXES - Reconciliation of Unrecognized Tax Benefits (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R82.htm</HtmlFileName>
      <LongName>2422407 - Disclosure - INCOME TAXES - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/IncomeTaxesNarrativeDetails</Role>
      <ShortName>INCOME TAXES - Narrative (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R83.htm</HtmlFileName>
      <LongName>2422408 - Disclosure - INCOME TAXES - Tax Credit Carryforward (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/IncomeTaxesTaxCreditCarryforwardDetails</Role>
      <ShortName>INCOME TAXES - Tax Credit Carryforward (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R84.htm</HtmlFileName>
      <LongName>2425402 - Disclosure - SEGMENT INFORMATION AND CONCENTRATION OF CREDIT RISK - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/SegmentInformationAndConcentrationOfCreditRiskNarrativeDetails</Role>
      <ShortName>SEGMENT INFORMATION AND CONCENTRATION OF CREDIT RISK - Narrative (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R85.htm</HtmlFileName>
      <LongName>2425403 - Disclosure - SEGMENT INFORMATION AND CONCENTRATION OF CREDIT RISK - (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/SegmentInformationAndConcentrationOfCreditRiskDetails</Role>
      <ShortName>SEGMENT INFORMATION AND CONCENTRATION OF CREDIT RISK - (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R86.htm</HtmlFileName>
      <LongName>2425404 - Disclosure - SEGMENT INFORMATION AND CONCENTRATION OF CREDIT RISK - Segment Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/SegmentInformationAndConcentrationOfCreditRiskSegmentAssetsDetails</Role>
      <ShortName>SEGMENT INFORMATION AND CONCENTRATION OF CREDIT RISK - Segment Assets (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R87.htm</HtmlFileName>
      <LongName>2428402 - Disclosure - EQUITY ACTIVITY - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/EquityActivityNarrativeDetails</Role>
      <ShortName>EQUITY ACTIVITY - Narrative (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R88.htm</HtmlFileName>
      <LongName>2428403 - Disclosure - EQUITY ACTIVITY - (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/EquityActivityDetails</Role>
      <ShortName>EQUITY ACTIVITY - (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R89.htm</HtmlFileName>
      <LongName>2431402 - Disclosure - (LOSS) EARNINGS PER SHARE - Reconciliations Between Basic and Diluted Loss Per Share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/LossEarningsPerShareReconciliationsBetweenBasicAndDilutedLossPerShareDetails</Role>
      <ShortName>(LOSS) EARNINGS PER SHARE - Reconciliations Between Basic and Diluted Loss Per Share (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R90.htm</HtmlFileName>
      <LongName>2431403 - Disclosure - (LOSS) EARNINGS PER SHARE - Common Share Equivalents Excluded (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/LossEarningsPerShareCommonShareEquivalentsExcludedDetails</Role>
      <ShortName>(LOSS) EARNINGS PER SHARE - Common Share Equivalents Excluded (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R91.htm</HtmlFileName>
      <LongName>2432402 - Disclosure - SHARE-BASED COMPENSATION - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ShareBasedCompensationNarrativeDetails</Role>
      <ShortName>SHARE-BASED COMPENSATION - Narrative (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R92.htm</HtmlFileName>
      <LongName>2432403 - Disclosure - SHARE-BASED COMPENSATION - Stock Options Activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ShareBasedCompensationStockOptionsActivityDetails</Role>
      <ShortName>SHARE-BASED COMPENSATION - Stock Options Activity (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R93.htm</HtmlFileName>
      <LongName>2432404 - Disclosure - SHARE-BASED COMPENSATION - Fair Value Assumptions Used (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ShareBasedCompensationFairValueAssumptionsUsedDetails</Role>
      <ShortName>SHARE-BASED COMPENSATION - Fair Value Assumptions Used (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R94.htm</HtmlFileName>
      <LongName>2432405 - Disclosure - SHARE-BASED COMPENSATION - Restricted Stock Activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ShareBasedCompensationRestrictedStockActivityDetails</Role>
      <ShortName>SHARE-BASED COMPENSATION - Restricted Stock Activity (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R95.htm</HtmlFileName>
      <LongName>2433402 - Disclosure - PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/PensionProfitSharingAndOtherPostRetirementBenefitsNarrativeDetails</Role>
      <ShortName>PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Narrative (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R96.htm</HtmlFileName>
      <LongName>2433403 - Disclosure - PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Net Periodic Benefit Cost (Income) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/PensionProfitSharingAndOtherPostRetirementBenefitsNetPeriodicBenefitCostIncomeDetails</Role>
      <ShortName>PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Net Periodic Benefit Cost (Income) (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R97.htm</HtmlFileName>
      <LongName>2433404 - Disclosure - PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Rollforward of Benefit Obligation and Plan Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/PensionProfitSharingAndOtherPostRetirementBenefitsRollforwardOfBenefitObligationAndPlanAssetsDetails</Role>
      <ShortName>PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Rollforward of Benefit Obligation and Plan Assets (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R98.htm</HtmlFileName>
      <LongName>2433405 - Disclosure - PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Funded Status (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/PensionProfitSharingAndOtherPostRetirementBenefitsFundedStatusDetails</Role>
      <ShortName>PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Funded Status (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R99.htm</HtmlFileName>
      <LongName>2433406 - Disclosure - PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Changes in Assets and Obligations Recognized in Other Comprehensive Income (Loss) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/PensionProfitSharingAndOtherPostRetirementBenefitsChangesInAssetsAndObligationsRecognizedInOtherComprehensiveIncomeLossDetails</Role>
      <ShortName>PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Changes in Assets and Obligations Recognized in Other Comprehensive Income (Loss) (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R100.htm</HtmlFileName>
      <LongName>2433407 - Disclosure - PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Accumulated Benefit Obligations in Excess of Plan Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/PensionProfitSharingAndOtherPostRetirementBenefitsAccumulatedBenefitObligationsInExcessOfPlanAssetsDetails</Role>
      <ShortName>PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Accumulated Benefit Obligations in Excess of Plan Assets (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R101.htm</HtmlFileName>
      <LongName>2433408 - Disclosure - PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Plan Assets by Asset Category (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/PensionProfitSharingAndOtherPostRetirementBenefitsPlanAssetsByAssetCategoryDetails</Role>
      <ShortName>PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Plan Assets by Asset Category (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R102.htm</HtmlFileName>
      <LongName>2433409 - Disclosure - PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Change in Fair Value of Level 3 Plan Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/PensionProfitSharingAndOtherPostRetirementBenefitsChangeInFairValueOfLevel3PlanAssetsDetails</Role>
      <ShortName>PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Change in Fair Value of Level 3 Plan Assets (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R103.htm</HtmlFileName>
      <LongName>2433410 - Disclosure - PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Assumptions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/PensionProfitSharingAndOtherPostRetirementBenefitsAssumptionsDetails</Role>
      <ShortName>PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Assumptions (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R104.htm</HtmlFileName>
      <LongName>2433411 - Disclosure - PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Expected Future Benefit Payments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/PensionProfitSharingAndOtherPostRetirementBenefitsExpectedFutureBenefitPaymentsDetails</Role>
      <ShortName>PENSION, PROFIT SHARING AND OTHER POST-RETIREMENT BENEFITS - Expected Future Benefit Payments (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R105.htm</HtmlFileName>
      <LongName>2434401 - Disclosure - RETIREMENT OF FORMER CHIEF EXECUTIVE OFFICER - (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/RetirementOfFormerChiefExecutiveOfficerDetails</Role>
      <ShortName>RETIREMENT OF FORMER CHIEF EXECUTIVE OFFICER - (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R106.htm</HtmlFileName>
      <LongName>2435401 - Disclosure - FAIR VALUE - (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/FairValueDetails</Role>
      <ShortName>FAIR VALUE - (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R107.htm</HtmlFileName>
      <LongName>2436402 - Disclosure - CASH FLOWS - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/CashFlowsNarrativeDetails</Role>
      <ShortName>CASH FLOWS - Narrative (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R108.htm</HtmlFileName>
      <LongName>2436403 - Disclosure - CASH FLOWS - Net Cash Paid for Acquisitions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/CashFlowsNetCashPaidForAcquisitionsDetails</Role>
      <ShortName>CASH FLOWS - Net Cash Paid for Acquisitions (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R109.htm</HtmlFileName>
      <LongName>2437402 - Disclosure - SUMMARIZED QUARTERLY FINANCIAL DATA (UNAUDITED) - (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/SummarizedQuarterlyFinancialDataUnauditedDetails</Role>
      <ShortName>SUMMARIZED QUARTERLY FINANCIAL DATA (UNAUDITED) - (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R110.htm</HtmlFileName>
      <LongName>2438402 - Disclosure - GUARANTOR FINANCIAL STATEMENTS - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/GuarantorFinancialStatementsNarrativeDetails</Role>
      <ShortName>GUARANTOR FINANCIAL STATEMENTS - Narrative (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R111.htm</HtmlFileName>
      <LongName>2438403 - Disclosure - GUARANTOR FINANCIAL STATEMENTS - Condensed Consolidating Statement of Operations and Comprehensive Income (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/GuarantorFinancialStatementsCondensedConsolidatingStatementOfOperationsAndComprehensiveIncomeDetails</Role>
      <ShortName>GUARANTOR FINANCIAL STATEMENTS - Condensed Consolidating Statement of Operations and Comprehensive Income (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R112.htm</HtmlFileName>
      <LongName>2438404 - Disclosure - GUARANTOR FINANCIAL STATEMENTS - Condensed Consolidating Balance Sheet (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/GuarantorFinancialStatementsCondensedConsolidatingBalanceSheetDetails</Role>
      <ShortName>GUARANTOR FINANCIAL STATEMENTS - Condensed Consolidating Balance Sheet (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R113.htm</HtmlFileName>
      <LongName>2438405 - Disclosure - GUARANTOR FINANCIAL STATEMENTS - Condensed Consolidating Cash Flow Statement (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/GuarantorFinancialStatementsCondensedConsolidatingCashFlowStatementDetails</Role>
      <ShortName>GUARANTOR FINANCIAL STATEMENTS - Condensed Consolidating Cash Flow Statement (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R114.htm</HtmlFileName>
      <LongName>2439401 - Schedule - SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS - (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.nortek-inc.com/role/ScheduleiiValuationAndQualifyingAccountsDetails</Role>
      <ShortName>SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS - (Details)</ShortName>
    </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">Element us-gaap_CapitalLeaseObligationsIncurred had a mix of decimals attribute values: -5 0.</Log>
    <Log type="Info">Element us-gaap_DebtInstrumentFaceAmount had a mix of decimals attribute values: -5 0.</Log>
    <Log type="Info">Element us-gaap_DebtInstrumentInterestRateStatedPercentage had a mix of decimals attribute values: 0 3.</Log>
    <Log type="Info">Element us-gaap_DebtWeightedAverageInterestRate had a mix of decimals attribute values: 3 4.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations had a mix of decimals attribute values: 0 3.</Log>
    <Log type="Info">Element us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue had a mix of decimals attribute values: 0 2.</Log>
    <Log type="Info">'Monetary' elements on report '2402402 - Disclosure - ACQUISITIONS AND OTHER INVESTMENTS (Narrative) (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '2422407 - Disclosure - INCOME TAXES - Narrative (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '2425403 - Disclosure - SEGMENT INFORMATION AND CONCENTRATION OF CREDIT RISK - (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '2436402 - Disclosure - CASH FLOWS - Narrative (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">Process Flow-Through: 1004000 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS - Statement</Log>
    <Log type="Info">Process Flow-Through: 1037000 - Statement - CONSLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - Statement</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Dec. 31, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Sep. 28, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Jun. 29, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Mar. 30, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Dec. 31, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Sep. 29, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Jun. 30, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Mar. 31, 2012'</Log>
    <Log type="Info">Process Flow-Through: 1038000 - Statement - CONSOLIDATED BALANCE SHEETS - Statement</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Dec. 31, 2011'</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Dec. 31, 2010'</Log>
    <Log type="Info">Process Flow-Through: 1038001 - Statement - CONSOLIDATED BALANCE SHEETS - Parenthetical</Log>
    <Log type="Info">Process Flow-Through: 1040000 - Statement - CONSOLIDATED STATEMENTS OF CASHFLOWS - Statement</Log>
    <Log type="Info">Process Flow-Through: 1040001 - Statement - CONSOLIDATED STATEMENTS OF CASHFLOWS - Parenthetical</Log>
    <Log type="Info">Process Flow-Through: 1041000 - Statement - CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ INVESTMENT - Statement</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Sep. 28, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Jun. 29, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Sep. 29, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Jun. 30, 2012'</Log>
  </Logs>
  <InputFiles>
    <File>ntks-20131231.xml</File>
    <File>ntks-20131231.xsd</File>
    <File>ntks-20131231_cal.xml</File>
    <File>ntks-20131231_def.xml</File>
    <File>ntks-20131231_lab.xml</File>
    <File>ntks-20131231_pre.xml</File>
  </InputFiles>
  <SupplementalFiles />
  <BaseTaxonomies />
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
