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Financial Instruments, Short-term Investments (Details) (USD $)
6 Months Ended 12 Months Ended
Dec. 27, 2014
Jun. 28, 2014
Available-for-sale Securities [Abstract]    
Amortized Cost $ 75,020,000us-gaap_AvailableForSaleSecuritiesAmortizedCost $ 49,853,000us-gaap_AvailableForSaleSecuritiesAmortizedCost
Gross Unrealized Gains 22,000mxim_AvailableForSaleSecuritiesGrossUnrealizedGainsAccumulatedInInvestments 100,000mxim_AvailableForSaleSecuritiesGrossUnrealizedGainsAccumulatedInInvestments
Gross Unrealized Loss (30,000)mxim_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments 0mxim_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
Estimated Fair Value 75,012,000us-gaap_AvailableForSaleSecurities 49,953,000us-gaap_AvailableForSaleSecurities
Short-Term Investment [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Other than Temporary Impairment Losses, Investments, Available-for-sale Securities 0us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities
/ mxim_InvestmentsByBalanceSheetLocationAxis
= mxim_ShortTermInvestmentMember
0us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities
/ mxim_InvestmentsByBalanceSheetLocationAxis
= mxim_ShortTermInvestmentMember
US Treasury Securities [Member]    
Available-for-sale Securities [Abstract]    
Amortized Cost 75,020,000us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USTreasurySecuritiesMember
49,853,000us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USTreasurySecuritiesMember
Gross Unrealized Gains 22,000mxim_AvailableForSaleSecuritiesGrossUnrealizedGainsAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USTreasurySecuritiesMember
100,000mxim_AvailableForSaleSecuritiesGrossUnrealizedGainsAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USTreasurySecuritiesMember
Gross Unrealized Loss (30,000)mxim_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USTreasurySecuritiesMember
0mxim_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USTreasurySecuritiesMember
Estimated Fair Value $ 75,012,000us-gaap_AvailableForSaleSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USTreasurySecuritiesMember
$ 49,953,000us-gaap_AvailableForSaleSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USTreasurySecuritiesMember