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TREASURY STOCK PURCHASE (Details) (USD $) In Millions, except Share data, unless otherwise specified | 3 Months Ended |
--- | --- | ---
Mar. 31, 2015 | Jul. 04, 2013
TREASURY STOCK PURCHASE |  |
Number of shares repurchased of common stock from employees in lieu of cash or withholding taxes due | 2.2 mnst_NumberOfSharesRepurchasedOfCommonStockForEmployeeTaxWithholdingObligations |
Cash payment for repurchase of common stock from employees in lieu of cash or withholding taxes due | 251.40 us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation |
April 2013 Repurchase Plan |  |
TREASURY STOCK PURCHASE |  |
Maximum amount of common stock the board of directors authorized to repurchase |  | $ 200.0 us-gaap_StockRepurchaseProgramAuthorizedAmount1 / mnst_StockRepurchasesAxis = mnst_April2013RepurchasePlanMember
Common stock repurchased (in shares) | 0 us-gaap_TreasuryStockSharesAcquired / mnst_StockRepurchasesAxis = mnst_April2013RepurchasePlanMember |

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- Definition Represents the number of shares repurchased of common stock to satisfy employee tax withholding obligations for stock issued as part of an employee benefit plan. + References No definition available. + Details
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Period Type: | duration

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- Details
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- Definition Amount of cash outflow to satisfy an employee's income tax withholding obligation as part of a net-share settlement of a share-based award. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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- Definition Amount of stock repurchase plan authorized. + References No definition available. + Details
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- Definition Number of shares that have been repurchased during the period and are being held in treasury. + References 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 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 + Details
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- Details
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