2.4.0.82409402 - Disclosure - Industrial Revenue Bond (Detail)truefalsefalse1false USDfalsefalseD2006Q4Dec28http://www.sec.gov/CIK0000835011duration2006-12-27T00:00:002006-12-28T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170$2false USDfalsefalse$D2013Q2YTDhttp://www.sec.gov/CIK0000835011duration2013-01-01T00:00:002013-06-30T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$3false USDfalsefalse$I2016Q4SDhttp://www.sec.gov/CIK0000835011instant2016-12-01T00:00:000001-01-01T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$1true 3us-gaap_DebtInstrumentLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Debt Instrument [Line Items]2false 4mgpi_RealPropertyTaxAbatementPeriodmgpi_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse0010 yearsfalsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:durationItemTypena-- None. No documentation exists for this element. --No definition available.false0Real property tax abatement period3false 4us-gaap_SpecialAssessmentBondus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse70000007000000USD$falsetruefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryIncluding the current and noncurrent portions, carrying value as of the balance sheet date of a type of municipal bond typically used to fund a development project. Also called special assessment limited liability bond, special district bond, special purpose bond, special tax bond and community development obligation. Interest owed to lenders is paid by taxes levied on the community benefiting from the particular bond-funded project. For example, if a bond of this sort was issued to pay for sidewalks to be repaved in a certain community, an additional tax would be levied on homeowners in the area benefiting from this project.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Article 5 -Subsection 20, 22 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 13, 16 -Article 9 false2Special assessment bond4false 4mgpi_IndustrialRevenueBondsBalloonPayementmgpi_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse70000007000000USD$falsefalsefalsexbrli:monetaryItemTypemonetary-- None. No documentation exists for this element. --No definition available.false2Industrial revenue bonds balloon payment5false 4mgpi_CapitalLeasesEndOfLeaseBargainPurchsaePricemgpi_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2truefalsefalse100000100000USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetary-- None. No documentation exists for this element. --No definition available.false2Capital leases end of lease bargain purchase price6false 4mgpi_MunicipalAdministrativeFeemgpi_falsedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2truefalsefalse5000050000USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetary-- None. No documentation exists for this element. --No definition available.false2Municipal administrative fee7false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4false truefalseD2013Q2YTD_mgpi_PaymentTermsAxis_mgpi_IndustrialRevenueBondsMemberhttp://www.sec.gov/CIK0000835011duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseIndustrial Revenue Bonds [Member]mgpi_PaymentTermsAxisxbrldihttp://xbrl.org/2006/xbrldimgpi_IndustrialRevenueBondsMembermgpi_PaymentTermsAxisexplicitMembernanafalse0Industrial Revenue Bonds [Member]8true 3us-gaap_DebtInstrumentLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Debt Instrument [Line Items]9false 4mgpi_MunicipalAdministrativeFeePaymentPeriodmgpi_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse0010 yearsfalsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:durationItemTypena-- None. No documentation exists for this element. --No definition available.false0Municipal administrative fee payment period10false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse5false USDtruefalse$D2013Q2YTD_mgpi_PaymentTermsAxis_mgpi_AcceleratedPaymentTermsMemberhttp://www.sec.gov/CIK0000835011duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseAccelerated Payment Terms [Member]mgpi_PaymentTermsAxisxbrldihttp://xbrl.org/2006/xbrldimgpi_AcceleratedPaymentTermsMembermgpi_PaymentTermsAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Accelerated Payment Terms [Member]11true 3us-gaap_DebtInstrumentLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Debt Instrument [Line Items]12false 4mgpi_MunicipalAdministrativeFeemgpi_falsedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2truefalsefalse5000050000USD$falsetruefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetary-- None. No documentation exists for this element. --No definition available.false2Municipal administrative fee13false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse6false truefalseI2006Q4SD_us-gaap_DebtInstrumentAxis_mgpi_IndustrialRevenueBondsMemberhttp://www.sec.gov/CIK0000835011instant2006-12-28T00:00:000001-01-01T00:00:00falsefalseIndustrial Revenue Bonds [Member]us-gaap_DebtInstrumentAxisxbrldihttp://xbrl.org/2006/xbrldimgpi_IndustrialRevenueBondsMemberus-gaap_DebtInstrumentAxisexplicitMembernumberStandardhttp://www.xbrl.org/2003/instancepurexbrli0nanafalse0Industrial Revenue Bonds [Member]14true 3us-gaap_DebtInstrumentLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Debt Instrument [Line Items]15false 4us-gaap_DebtInstrumentInterestRateStatedPercentageus-gaap_truenainstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.0490.049falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsenum:percentItemTypepureInterest rate stated in the contractual debt agreement.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 false0Interest rate, stated percentagefalseIndustrial Revenue Bond (Detail) (USD $)NoRoundingUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.mgpingredients.com/role/IndustrialRevenueBondDetail315