<?xml version="1.0" encoding="utf-8"?>
<FilingSummary xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <Version>2.2.0.7</Version>
  <MyReports>
    <Report>
      <IsDefault>true</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>00 - Document - Document and Entity Information</LongName>
      <ShortName>Document and Entity Information</ShortName>
      <Role>http://altera.com/role/DocumentAndEntityInformation</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R1.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0110 - Statement - Consolidated Balance Sheets (Unaudited)</LongName>
      <ShortName>Consolidated Balance Sheets (Unaudited)</ShortName>
      <Role>http://altera.com/role/BalanceSheets</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R2.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0111 - Statement - Consolidated Balance Sheets (Unaudited) (Parenthetical)</LongName>
      <ShortName>Consolidated Balance Sheets (Unaudited) (Parenthetical)</ShortName>
      <Role>http://altera.com/role/BalanceSheetsParenthetical</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R3.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0120 - Statement - Consolidated Statements of Income (Unaudited)</LongName>
      <ShortName>Consolidated Statements of Income (Unaudited)</ShortName>
      <Role>http://altera.com/role/StatementsOfIncome</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R4.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0130 - Statement - Consolidated Statements of Cash Flows (Unaudited)</LongName>
      <ShortName>Consolidated Statements of Cash Flows (Unaudited)</ShortName>
      <Role>http://altera.com/role/StatementsOfCashFlows</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R5.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0201 - Disclosure - Organization and Basis of Presentation</LongName>
      <ShortName>Organization and Basis of Presentation</ShortName>
      <Role>http://altera.com/role/OrganizationAndBasisOfPresentation</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R6.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0202 - Disclosure - Recent Accounting Pronouncements</LongName>
      <ShortName>Recent Accounting Pronouncements</ShortName>
      <Role>http://altera.com/role/RecentAccountingPronouncements</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R7.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0203 - Disclosure - Accounts Receivable, Net and Significant Customers</LongName>
      <ShortName>Accounts Receivable, Net and Significant Customers</ShortName>
      <Role>http://altera.com/role/AccountsReceivableNetAndSignificantCustomers</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R8.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0204 - Disclosure - Inventories</LongName>
      <ShortName>Inventories</ShortName>
      <Role>http://altera.com/role/Inventories</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R9.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0205 - Disclosure - Property and Equipment</LongName>
      <ShortName>Property and Equipment</ShortName>
      <Role>http://altera.com/role/PropertyAndEquipment</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R10.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0206 - Disclosure - Deferred Income and Allowances on Sales to Distributors</LongName>
      <ShortName>Deferred Income and Allowances on Sales to Distributors</ShortName>
      <Role>http://altera.com/role/DeferredIncomeAndAllowancesOnSalesToDistributors</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R11.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0207 - Disclosure - Comprehensive Income</LongName>
      <ShortName>Comprehensive Income</ShortName>
      <Role>http://altera.com/role/ComprehensiveIncome</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R12.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0208 - Disclosure - Income Per Share</LongName>
      <ShortName>Income Per Share</ShortName>
      <Role>http://altera.com/role/IncomePerShare</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R13.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0209 - Disclosure - Long-term Credit Facility</LongName>
      <ShortName>Long-term Credit Facility</ShortName>
      <Role>http://altera.com/role/LongTermCreditFacility</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R14.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0210 - Disclosure - Commitments and Contingencies</LongName>
      <ShortName>Commitments and Contingencies</ShortName>
      <Role>http://altera.com/role/CommitmentsAndContingencies</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R15.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0211 - Disclosure - Stock-Based Compensation</LongName>
      <ShortName>Stock-Based Compensation</ShortName>
      <Role>http://altera.com/role/StockBasedCompensation</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R16.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0212 - Disclosure - Income Taxes</LongName>
      <ShortName>Income Taxes</ShortName>
      <Role>http://altera.com/role/IncomeTaxes</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R17.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0213 - Disclosure - Non-Qualified Deferred Compensation Plan</LongName>
      <ShortName>Non-Qualified Deferred Compensation Plan</ShortName>
      <Role>http://altera.com/role/NonQualifiedDeferredCompensationPlan</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R18.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0214 - Disclosure - Restructuring Charges</LongName>
      <ShortName>Restructuring Charges</ShortName>
      <Role>http://altera.com/role/RestructuringCharges</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R19.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0215 - Disclosure - Fair Value Measurements</LongName>
      <ShortName>Fair Value Measurements</ShortName>
      <Role>http://altera.com/role/FairValueMeasurements</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R20.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0216 - Disclosure - Subsequent Events</LongName>
      <ShortName>Subsequent Events</ShortName>
      <Role>http://altera.com/role/SubsequentEvents</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R21.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0402 - Disclosure - Recent Accounting Pronouncements (Policies)</LongName>
      <ShortName>Recent Accounting Pronouncements (Policies)</ShortName>
      <Role>http://altera.com/role/RecentAccountingPronouncementsPolicies</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R22.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0503 - Disclosure - Accounts Receivable, Net and Significant Customers (Tables)</LongName>
      <ShortName>Accounts Receivable, Net and Significant Customers (Tables)</ShortName>
      <Role>http://altera.com/role/AccountsReceivableNetAndSignificantCustomersTables</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R23.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0504 - Disclosure - Inventories (Tables)</LongName>
      <ShortName>Inventories (Tables)</ShortName>
      <Role>http://altera.com/role/InventoriesTables</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R24.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0505 - Disclosure - Property and Equipment (Tables)</LongName>
      <ShortName>Property and Equipment (Tables)</ShortName>
      <Role>http://altera.com/role/PropertyAndEquipmentTables</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R25.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0506 - Disclosure - Deferred Income and Allowances on Sales to Distributors (Tables)</LongName>
      <ShortName>Deferred Income and Allowances on Sales to Distributors (Tables)</ShortName>
      <Role>http://altera.com/role/DeferredIncomeAndAllowancesOnSalesToDistributorsTables</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R26.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0507 - Disclosure - Comprehensive Income (Tables)</LongName>
      <ShortName>Comprehensive Income (Tables)</ShortName>
      <Role>http://altera.com/role/ComprehensiveIncomeTables</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R27.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0508 - Disclosure - Income Per Share (Tables)</LongName>
      <ShortName>Income Per Share (Tables)</ShortName>
      <Role>http://altera.com/role/IncomePerShareTables</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R28.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0511 - Disclosure - Stock-Based Compensation (Tables)</LongName>
      <ShortName>Stock-Based Compensation (Tables)</ShortName>
      <Role>http://altera.com/role/StockBasedCompensationTables</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R29.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0515 - Disclosure - Fair Value Measurements (Tables)</LongName>
      <ShortName>Fair Value Measurements (Tables)</ShortName>
      <Role>http://altera.com/role/FairValueMeasurementsTables</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R30.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0603 - Disclosure - Accounts Receivable, Net and Significant Customers (Details)</LongName>
      <ShortName>Accounts Receivable, Net and Significant Customers (Details)</ShortName>
      <Role>http://altera.com/role/AccountsReceivableNetAndSignificantCustomersDetails</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R31.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0604 - Disclosure - Inventories (Details)</LongName>
      <ShortName>Inventories (Details)</ShortName>
      <Role>http://altera.com/role/InventoriesDetails</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R32.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0605 - Disclosure - Property and Equipment (Details)</LongName>
      <ShortName>Property and Equipment (Details)</ShortName>
      <Role>http://altera.com/role/PropertyAndEquipmentDetails</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R33.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0606 - Disclosure - Deferred Income and Allowances on Sales to Distributors (Details)</LongName>
      <ShortName>Deferred Income and Allowances on Sales to Distributors (Details)</ShortName>
      <Role>http://altera.com/role/DeferredIncomeAndAllowancesOnSalesToDistributorsDetails</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R34.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0607 - Disclosure - Comprehensive Income (Details)</LongName>
      <ShortName>Comprehensive Income (Details)</ShortName>
      <Role>http://altera.com/role/ComprehensiveIncomeDetails</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R35.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0608 - Disclosure - Income Per Share (Details)</LongName>
      <ShortName>Income Per Share (Details)</ShortName>
      <Role>http://altera.com/role/IncomePerShareDetails</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R36.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0609 - Disclosure - Long-term Credit Facility (Details)</LongName>
      <ShortName>Long-term Credit Facility (Details)</ShortName>
      <Role>http://altera.com/role/LongTermCreditFacilityDetails</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R37.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0610 - Disclosure - Commitments and Contingencies (Details)</LongName>
      <ShortName>Commitments and Contingencies (Details)</ShortName>
      <Role>http://altera.com/role/CommitmentsAndContingenciesDetails</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R38.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0611 - Disclosure - Stock-Based Compensation (Details)</LongName>
      <ShortName>Stock-Based Compensation (Details)</ShortName>
      <Role>http://altera.com/role/StockBasedCompensationDetails</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R39.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0612 - Disclosure - Income Taxes (Details)</LongName>
      <ShortName>Income Taxes (Details)</ShortName>
      <Role>http://altera.com/role/IncomeTaxesDetails</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R40.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0613 - Disclosure - Non-Qualified Deferred Compensation Plan (Details)</LongName>
      <ShortName>Non-Qualified Deferred Compensation Plan (Details)</ShortName>
      <Role>http://altera.com/role/NonQualifiedDeferredCompensationPlanDetails</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R41.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0614 - Disclosure - Restructuring Charges (Details)</LongName>
      <ShortName>Restructuring Charges (Details)</ShortName>
      <Role>http://altera.com/role/RestructuringChargesDetails</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R42.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0615 - Disclosure - Fair Value Measurements (Details)</LongName>
      <ShortName>Fair Value Measurements (Details)</ShortName>
      <Role>http://altera.com/role/FairValueMeasurementsDetails</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R43.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Sheet</ReportType>
      <LongName>0616 - Disclosure - Subsequent Event (Details)</LongName>
      <ShortName>Subsequent Event (Details)</ShortName>
      <Role>http://altera.com/role/SubsequentEventDetails</Role>
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName>R44.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <ReportType>Book</ReportType>
      <LongName>All Reports</LongName>
      <ShortName>All Reports</ShortName>
      <Role />
      <ContainEmbeddedReports>false</ContainEmbeddedReports>
      <XmlFileName />
    </Report>
  </MyReports>
  <EntityCount>1</EntityCount>
  <ContextCount>67</ContextCount>
  <SegmentCount>13</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <UnitCount>4</UnitCount>
  <ElementCount>244</ElementCount>
  <FootnotesReported>true</FootnotesReported>
  <TuplesReported>false</TuplesReported>
  <ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_31Dec2009_Sales_Distributors_Three_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>SixMonthsEnded_26June2009</ContextName>
      <ElementCount>65</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>SixMonthsEnded_2July2010_Sales_Distributors_One_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>SixMonthsEnded_26June2009_Stock_Options_Member</ContextName>
      <ElementCount>5</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_31Dec2008</ContextName>
      <ElementCount>2</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>ThreeMonthsEnded_02July2010_Sales_Distributors_Two_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_31Dec2009_Stock_Options_Member</ContextName>
      <ElementCount>2</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_31Dec2009_Sales_Distributors_One_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>ThreeMonthsEnded_02July2010_Sales_Distributors_Other_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_06May2010</ContextName>
      <ElementCount>2</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>SixMonthsEnded_26June2009_Sales_Distributors_Other_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_14July2010</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>ThreeMonthsEnded_02July2010_Stock_Based_Compensation_Plan_Member</ContextName>
      <ElementCount>6</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>SixMonthsEnded_26June2009_Sales_Distributors_Two_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>SixMonthsEnded_26June2009_Restricted_Stock_Units_And_Performance_Based_Restricted_Stock_Units_Member</ContextName>
      <ElementCount>3</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>ThreeMonthsEnded_26June2009_Restricted_Stock_Units_And_Performance_Based_Restricted_Stock_Units_Member</ContextName>
      <ElementCount>3</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_31Dec2009</ContextName>
      <ElementCount>60</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_31Dec2009_Fair_Value_Inputs_Level3_Member</ContextName>
      <ElementCount>6</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_01Sep2010</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_02July2010_Sales_Distributors_One_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>ThreeMonthsEnded_02July2010_Sales_Oems_Other_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>SixMonthsEnded_2July2010_Sales_Oems_Other_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_02July2010_Fair_Value_Inputs_Level3_Member</ContextName>
      <ElementCount>6</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>SixMonthsEnded_26June2009_Sales_Oems_One_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>ThreeMonthsEnded_26June2009</ContextName>
      <ElementCount>25</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_31Dec2009_Sales_Distributors_Other_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>SixMonthsEnded_2July2010_Stock_Options_Member</ContextName>
      <ElementCount>11</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>SixMonthsEnded_26June2009_Stock_Based_Compensation_Plan_Member</ContextName>
      <ElementCount>6</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_31Dec2009_Sales_Distributors_Two_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_05Sep2006</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>TwelveMonthsEnded_31Dec2008</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>ThreeMonthsEnded_26June2009_Sales_Oems_One_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>SixMonthsEnded_2July2010_Stock_Based_Compensation_Plan_Member</ContextName>
      <ElementCount>6</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_31Dec2009_Restricted_Stock_Units_And_Performance_Based_Restricted_Stock_Units_Member</ContextName>
      <ElementCount>2</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>ThreeMonthsEnded_26June2009_Stock_Options_Member</ContextName>
      <ElementCount>5</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>January-01-2010_July-02-2010</ContextName>
      <ElementCount>112</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_02July2010_Sales_Distributors_Two_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_31Dec2009_Fair_Value_Inputs_Level2_Member</ContextName>
      <ElementCount>6</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>ThreeMonthsEnded_02July2010_Sales_Distributors_One_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_02July2010_Sales_Distributors_Three_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>ThreeMonthsEnded_26June2009_Sales_Oems_Other_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>ThreeMonthsEnded_26June2009_Sales_Distributors_Other_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>SixMonthsEnded_26June2009_Sales_Distributors_One_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_02July2010_Assets_Held_Under_Capital_Leases_Member</ContextName>
      <ElementCount>2</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_31Dec2009_Assets_Held_Under_Capital_Leases_Member</ContextName>
      <ElementCount>2</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_31Dec2007</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>SixMonthsEnded_26June2009_Sales_Oems_Other_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_31Dec2009_Fair_Value_Inputs_Level1_Member</ContextName>
      <ElementCount>6</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>ThreeMonthsEnded_31July2006</ContextName>
      <ElementCount>2</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>SixMonthsEnded_2July2010_Sales_Distributors_Two_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>ThreeMonthsEnded_26June2009_Sales_Distributors_Two_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_02July2010_Fair_Value_Inputs_Level2_Member</ContextName>
      <ElementCount>6</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>ThreeMonthsEnded_26June2009_Sales_Distributors_One_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_02July2010</ContextName>
      <ElementCount>72</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>ThreeMonthsEnded_02July2010_Stock_Options_Member</ContextName>
      <ElementCount>5</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_02July2010_Fair_Value_Inputs_Level1_Member</ContextName>
      <ElementCount>6</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_02July2010_Restricted_Stock_Units_And_Performance_Based_Restricted_Stock_Units_Member</ContextName>
      <ElementCount>8</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>ThreeMonthsEnded_02July2010_Restricted_Stock_Units_And_Performance_Based_Restricted_Stock_Units_Member</ContextName>
      <ElementCount>3</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_31Dec2004</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>SixMonthsEnded_2July2010_Sales_Distributors_Other_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>SixMonthsEnded_2July2010_Restricted_Stock_Units_And_Performance_Based_Restricted_Stock_Units_Member</ContextName>
      <ElementCount>9</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>ThreeMonthsEnded_02July2010</ContextName>
      <ElementCount>29</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_02July2010_Stock_Options_Member</ContextName>
      <ElementCount>12</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_26Jun2009</ContextName>
      <ElementCount>3</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>ThreeMonthsEnded_26June2009_Stock_Based_Compensation_Plan_Member</ContextName>
      <ElementCount>6</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>BalanceAsOf_02July2010_Sales_Distributors_Other_Member</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
    <ContextSummary>
      <ContextName>TwelveMonthsEnded_31Dec2009</ContextName>
      <ElementCount>1</ElementCount>
    </ContextSummary>
  </ContextSummary>
  <BaseTaxonomies />
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
