COMMITMENTS AND CONTINGENCIES - Commitments and obligations (Details) $ in Millions	1 Months Ended	6 Months Ended
Sep. 30, 2016 USD ($) a	Jun. 30, 2017 USD ($) ft²
Commitments and Contingencies
Aggregate contractual obligations		$ 146.0
Aggregate operating lease commitments		$ 18.3
Land \| Purchase Agreement
Commitments and Contingencies
Acres of land \| a	49
Purchase agreement to acquire real estate property	$ 39.1
Building and Building Improvements
Commitments and Contingencies
Area of real estate property \| ft²		1,000,000
Guaranteed Maximum Purchase Price		$ 37.6
Guaranteed maximum construction price, remaining amount		17.1
Raw materials
Commitments and Contingencies
Purchase Commitments		$ 32.6
Period over which obligations will be paid		1 year

No definition available.

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- Definition

The remaining amount of maximum amount guaranteed for construction of a building under the construction contract during the period.

+ References

No definition available.

+ Details

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Namespace Prefix:	mnst_
Data Type:	xbrli:monetaryItemType
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- Definition

The maximum amount guaranteed for construction of a building under the construction contract during the period.

+ References

No definition available.

+ Details

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- Definition

Represents the period over which contractual obligations of the entity will be paid.

+ References

No definition available.

+ Details

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- Definition

Amount of purchase agreement to acquire real estate property.

+ References

No definition available.

+ Details

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Namespace Prefix:	mnst_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Area of land held.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	na
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- Definition

Area of a real estate property.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:areaItemType
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- Definition

Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.

+ References

No definition available.

+ Details

Name:	us-gaap_ContractualObligation
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The minimum amount the entity agreed to spend under the long-term purchase commitment.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 10
-Section 55
-Paragraph 40
-Subparagraph (Note 3)
-URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717

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- Details

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- Details

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- Details

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- Details

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