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Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.13) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph b(1) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. true2Net income (loss) from continuing operations15false 4us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntityus-gaap_truecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse00falsefalsefalse2truefalsefalse00falsefalsefalse3truefalsefalse14060001406falsefalsefalse4truefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of income (loss) from a disposal group, net of income tax, reported as a separate component of income before extraordinary items after deduction or consideration of the amount allocable to noncontrolling interests. 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This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. 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Reference 14: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 15: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.19) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 16: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number 87-21 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. 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Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph A5 -Appendix A true2Comprehensive income (loss)19true 4mgpi_BasicAndDilutedEarningsPerShareAbstractmgpi_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Basic and diluted earnings (loss) per share20false 5us-gaap_IncomeLossFromContinuingOperationsPerBasicAndDilutedShareus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse0.020.02USD$falsetruefalse2truefalsefalse-0.05-0.05USD$falsetruefalse3truefalsefalse0.020.02USD$falsetruefalse4truefalsefalse0.060.06USD$falsetruefalsenum:perShareItemTypedecimalThe amount of net income (loss) from continuing operations per each basic and diluted share of common stock or unit when the per share amount is the same for both basic and diluted shares.No definition available.false3Income (loss) from continuing operations (in usd per share)21false 5us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicAndDilutedShareus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse0.000.00USD$falsetruefalse2truefalsefalse0.000.00USD$falsetruefalse3truefalsefalse0.080.08USD$falsetruefalse4truefalsefalse0.000.00USD$falsetruefalsenum:perShareItemTypedecimalThe amount of income (loss) derived from discontinued operations during the period, net of related tax effect, per each basic and diluted share of common stock or unit when the per share amount is the same for both basic and diluted shares.No definition available.false3Income (loss) from discontinued operations (in usd per share)22false 5us-gaap_EarningsPerShareBasicAndDilutedus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse0.020.02USD$falsetruefalse2truefalsefalse-0.05-0.05USD$falsetruefalse3truefalsefalse0.100.10USD$falsetruefalse4truefalsefalse0.060.06USD$falsetruefalsenum:perShareItemTypedecimalThe amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.No definition available.false3Net income (loss) (in usd per share)23false 4us-gaap_CommonStockDividendsPerShareCashPaidus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse00USD$falsetruefalse2truefalsefalse00USD$falsetruefalse3truefalsefalse0.050.05USD$falsetruefalse4truefalsefalse0.050.05USD$falsetruefalsenum:perShareItemTypedecimalAggregate dividends paid during the period for each share of common stock outstanding.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770 false3Dividends per common share (in usd per share)1Includes related party purchases of $1,329 and $14,898 for the quarters ended June 30, 2013 and 2012, respectively. Includes related party purchases of $4,792 and $31,125 for the year to date periods ended June 30, 2013 and 2012, respectively. See Note 2. Equity Method Investments.falseCondensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) (USD $)ThousandsUnKnownNoRoundingUnKnowntruefalsefalseSheethttp://www.mgpingredients.com/role/CondensedConsolidatedStatementsOfComprehensiveIncomeLossUnaudited423