XML 14 R39.htm IDEA: XBRL DOCUMENT
v2.4.1.9

INVESTMENTS (Details) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2015 | Dec. 31, 2014
--- | --- | ---
Held to Maturity and Available-for-sale |  |
Held to maturity and available-for-sale securities, Amortized Cost | $ 684,614 mnst_HeldToMaturityAndAvailableForSaleSecuritiesAmortizedCost | $ 820,164 mnst_HeldToMaturityAndAvailableForSaleSecuritiesAmortizedCost
Held to maturity and available-for-sale securities, Gross Unrealized Holding Gains | 56 mnst_HeldToMaturityAndAvailableForSaleSecuritiesGrossUnrealizedGain | 115 mnst_HeldToMaturityAndAvailableForSaleSecuritiesGrossUnrealizedGain
Held to maturity and available-for-sale securities, Gross Unrealized Holding Losses | 8 mnst_HeldToMaturityAndAvailableForSaleSecuritiesGrossUnrealizedLosses1 | 3 mnst_HeldToMaturityAndAvailableForSaleSecuritiesGrossUnrealizedLosses1
Held to maturity and available-for-sale securities, Fair Value | 684,662 mnst_HeldToMaturityAndAvailableForSaleSecuritiesFairValueDisclosure | 820,276 mnst_HeldToMaturityAndAvailableForSaleSecuritiesFairValueDisclosure
Held to Maturity, Available-for-sale, and Trading |  |
Investments, Fair Value Disclosure | 688,572 us-gaap_InvestmentsFairValueDisclosure | 824,186 us-gaap_InvestmentsFairValueDisclosure
Variable rate demand notes |  |
Available-for-sale |  |
Amortized Cost | 3,900 us-gaap_AvailableForSaleSecuritiesAmortizedCost / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_VariableRateDemandObligationMember | 4,001 us-gaap_AvailableForSaleSecuritiesAmortizedCost / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_VariableRateDemandObligationMember
Fair Value | 3,900 us-gaap_AvailableForSaleSecurities / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_VariableRateDemandObligationMember | 4,001 us-gaap_AvailableForSaleSecurities / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_VariableRateDemandObligationMember
Short-term | Certificates of deposit |  |
Held-to-Maturity |  |
Amortized Cost | 15,991 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_CertificatesOfDepositMember | 19,482 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_CertificatesOfDepositMember
Gross Unrealized Holding Losses | 1 us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_CertificatesOfDepositMember | 2 us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_CertificatesOfDepositMember
Fair Value | 15,990 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_CertificatesOfDepositMember | 19,480 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_CertificatesOfDepositMember
Short-term | Municipal securities |  |
Held-to-Maturity |  |
Amortized Cost | 622,082 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MunicipalBondsMember | 744,542 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MunicipalBondsMember
Gross Unrealized Holding Gains | 48 us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MunicipalBondsMember | 105 us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MunicipalBondsMember
Fair Value | 622,130 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MunicipalBondsMember | 744,647 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MunicipalBondsMember
Short-term | U.S. government Agencies |  |
Held-to-Maturity |  |
Amortized Cost | 1,401 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USGovernmentAgenciesDebtSecuritiesMember | 9,199 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USGovernmentAgenciesDebtSecuritiesMember
Gross Unrealized Holding Losses |  | 1 us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USGovernmentAgenciesDebtSecuritiesMember
Fair Value | 1,401 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USGovernmentAgenciesDebtSecuritiesMember | 9,198 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USGovernmentAgenciesDebtSecuritiesMember
Short-term | Auction rate securities |  |
Trading |  |
Fair Value | 3,910 us-gaap_TradingSecurities / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_AuctionRateSecuritiesMember | 3,910 us-gaap_TradingSecurities / us-gaap_InvestmentTypeAxis = us-gaap_ShortTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_AuctionRateSecuritiesMember
Long-term | Municipal securities |  |
Held-to-Maturity |  |
Amortized Cost | 33,662 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_InvestmentTypeAxis = mnst_LongTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MunicipalBondsMember | 42,940 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_InvestmentTypeAxis = mnst_LongTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MunicipalBondsMember
Gross Unrealized Holding Gains | 8 us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain / us-gaap_InvestmentTypeAxis = mnst_LongTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MunicipalBondsMember | 10 us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain / us-gaap_InvestmentTypeAxis = mnst_LongTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MunicipalBondsMember
Fair Value | 33,670 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_InvestmentTypeAxis = mnst_LongTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MunicipalBondsMember | 42,950 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_InvestmentTypeAxis = mnst_LongTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_MunicipalBondsMember
Long-term | U.S. government Agencies |  |
Held-to-Maturity |  |
Amortized Cost | 7,578 us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment / us-gaap_InvestmentTypeAxis = mnst_LongTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USGovernmentAgenciesDebtSecuritiesMember |
Gross Unrealized Holding Losses | 7 us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss / us-gaap_InvestmentTypeAxis = mnst_LongTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USGovernmentAgenciesDebtSecuritiesMember |
Fair Value | $ 7,571 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_InvestmentTypeAxis = mnst_LongTermInvestmentsMember / mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_USGovernmentAgenciesDebtSecuritiesMember |

X
- Details
Name: | mnst_HeldToMaturityAndAvailableForSaleAbstract
Namespace Prefix: | mnst_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the cost of debt and equity securities, which are categorized as held-to-maturity and available-for-sale, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. + References No definition available. + Details
Name: | mnst_HeldToMaturityAndAvailableForSaleSecuritiesAmortizedCost
Namespace Prefix: | mnst_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents investments in debt securities which are categorized as held-to-maturity and available-for-sale; such investments are normally measured at amortized cost (carrying value) unless circumstances indicate that the value to be recovered from the investment is less than its carried amount. This element may be used in connection with the fair value disclosures required in footnote disclosures to the financial statements. + References No definition available. + Details
Name: | mnst_HeldToMaturityAndAvailableForSaleSecuritiesFairValueDisclosure
Namespace Prefix: | mnst_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents the gross unrealized gains for securities, at a point in time, which are categorized as held-to-maturity and available-for-sale securities. + References No definition available. + Details
Name: | mnst_HeldToMaturityAndAvailableForSaleSecuritiesGrossUnrealizedGain
Namespace Prefix: | mnst_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents the gross unrealized losses for securities, at a point in time, which are categorized as held-to-maturity and available-for-sale securities. + References No definition available. + Details
Name: | mnst_HeldToMaturityAndAvailableForSaleSecuritiesGrossUnrealizedLosses1
Namespace Prefix: | mnst_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | mnst_HeldToMaturityAndAvailableForSaleTradingAbstract
Namespace Prefix: | mnst_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 + Details
Name: | us-gaap_AvailableForSaleSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_AvailableForSaleSecuritiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.2) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_AvailableForSaleSecuritiesAmortizedCost
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of accumulated unrealized gain on investments in debt securities classified as held-to-maturity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 + Details
Name: | us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of accumulated unrealized loss on investments in debt securities classified as held-to-maturity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 + Details
Name: | us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount before other than temporary impairment (OTTI) accretion, of investments in debt securities classified as held-to-maturity. + References No definition available. + Details
Name: | us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value of investments in debt securities classified as held-to-maturity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 + Details
Name: | us-gaap_HeldToMaturitySecuritiesFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_HeldToMaturitySecuritiesParentheticalDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Available-for-Sale Securities -URI http://asc.fasb.org/extlink&oid=6505594 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Trading Securities -URI http://asc.fasb.org/extlink&oid=6526789 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Subparagraph a, f, g -Article 7 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 35 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=27723805&loc=d3e24584-111560 + Details
Name: | us-gaap_InvestmentsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of investments in debt and equity securities and other forms of securities that provide ownership interests classified as trading. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26626-111562 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Trading Securities -URI http://asc.fasb.org/extlink&oid=6526789 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.4) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
Name: | us-gaap_TradingSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_TradingSecuritiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | mnst_ScheduleOfInvestmentHoldingsMajorTypesOfDebtAndEquitySecuritiesAxis=us-gaap_VariableRateDemandObligationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=mnst_LongTermInvestmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_ShortTermInvestmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |