XML 109 R92.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Derivative Instruments (Detail) | 12 Months Ended
--- | ---
Dec. 31, 2016
Commodity Contract [Member] |
Derivative [Line Items] |
Maximum length of time hedged in commodity hedge | 12 months

X
- Definition Maximum Length of Time Hedged in Commodity Hedge + References No definition available. + Details
Name: | mgpi_MaximumLengthofTimeHedgedinCommodityHedge
Namespace Prefix: | mgpi_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DerivativeLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_CommodityContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |