3.8.0.1 html 202 273 1 false 65 0 false 7 false false R1.htm 0001000 - Document - Document and Entity Information Sheet http://www.xperi.com/role/DocumentAndEntityInformation Document and Entity Information Cover 1 false false R2.htm 1001000 - Statement - Condensed Consolidated Balance Sheets Sheet http://www.xperi.com/role/CondensedConsolidatedBalanceSheets Condensed Consolidated Balance Sheets Statements 2 false false R3.htm 1001501 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) Sheet http://www.xperi.com/role/CondensedConsolidatedBalanceSheetsParenthetical Condensed Consolidated Balance Sheets (Parenthetical) Statements 3 false false R4.htm 1002000 - Statement - Condensed Consolidated Statements Of Operations Sheet http://www.xperi.com/role/CondensedConsolidatedStatementsOfOperations Condensed Consolidated Statements Of Operations Statements 4 false false R5.htm 1003000 - Statement - Condensed Consolidated Statements Of Comprehensive Income (Loss) Sheet http://www.xperi.com/role/CondensedConsolidatedStatementsOfComprehensiveIncomeLoss Condensed Consolidated Statements Of Comprehensive Income (Loss) Statements 5 false false R6.htm 1004000 - Statement - Condensed Consolidated Statements Of Cash Flows Sheet http://www.xperi.com/role/CondensedConsolidatedStatementsOfCashFlows Condensed Consolidated Statements Of Cash Flows Statements 6 false false R7.htm 2101100 - Disclosure - The Company And Basis Of Presentation Sheet http://www.xperi.com/role/CompanyAndBasisOfPresentation The Company And Basis Of Presentation Notes 7 false false R8.htm 2103100 - Disclosure - Summary Of Significant Accounting Policies Sheet http://www.xperi.com/role/SummaryOfSignificantAccountingPolicies Summary Of Significant Accounting Policies Notes 8 false false R9.htm 2105100 - Disclosure - Composition Of Certain Financial Statement Captions Sheet http://www.xperi.com/role/CompositionOfCertainFinancialStatementCaptions Composition Of Certain Financial Statement Captions Notes 9 false false R10.htm 2108100 - Disclosure - Financial Instruments Sheet http://www.xperi.com/role/FinancialInstruments Financial Instruments Notes 10 false false R11.htm 2111100 - Disclosure - Fair Value Sheet http://www.xperi.com/role/FairValue Fair Value Notes 11 false false R12.htm 2115100 - Disclosure - Business Combination Sheet http://www.xperi.com/role/BusinessCombination Business Combination Notes 12 false false R13.htm 2118100 - Disclosure - Goodwill And Identified Intangible Assets Sheet http://www.xperi.com/role/GoodwillAndIdentifiedIntangibleAssets Goodwill And Identified Intangible Assets Notes 13 false false R14.htm 2122100 - Disclosure - Debt Sheet http://www.xperi.com/role/Debt Debt Notes 14 false false R15.htm 2123100 - Disclosure - Net Income (Loss) Per Share Sheet http://www.xperi.com/role/NetIncomeLossPerShare Net Income (Loss) Per Share Notes 15 false false R16.htm 2127100 - Disclosure - Stockholders' Equity Sheet http://www.xperi.com/role/StockholdersEquity Stockholders' Equity Notes 16 false false R17.htm 2129100 - Disclosure - Stock-Based Compensation Expense Sheet http://www.xperi.com/role/StockBasedCompensationExpense Stock-Based Compensation Expense Notes 17 false false R18.htm 2130100 - Disclosure - Income Taxes Sheet http://www.xperi.com/role/IncomeTaxes Income Taxes Notes 18 false false R19.htm 2132100 - Disclosure - Commitments And Contingencies Sheet http://www.xperi.com/role/CommitmentsAndContingencies Commitments And Contingencies Notes 19 false false R20.htm 2139100 - Disclosure - Segment And Geographic Information Sheet http://www.xperi.com/role/SegmentAndGeographicInformation Segment And Geographic Information Notes 20 false false R21.htm 2140100 - Disclosure - Subsequent Events Sheet http://www.xperi.com/role/SubsequentEvents Subsequent Events Notes 21 false false R22.htm 2203201 - Disclosure - Summary Of Significant Accounting Policies (Policies) Sheet http://www.xperi.com/role/SummaryOfSignificantAccountingPoliciesPolicies Summary Of Significant Accounting Policies (Policies) Policies http://www.xperi.com/role/SummaryOfSignificantAccountingPolicies 22 false false R23.htm 2305301 - Disclosure - Composition Of Certain Financial Statement Captions (Tables) Sheet http://www.xperi.com/role/CompositionOfCertainFinancialStatementCaptionsTables Composition Of Certain Financial Statement Captions (Tables) Tables http://www.xperi.com/role/CompositionOfCertainFinancialStatementCaptions 23 false false R24.htm 2308301 - Disclosure - Financial Instruments (Tables) Sheet http://www.xperi.com/role/FinancialInstrumentsTables Financial Instruments (Tables) Tables http://www.xperi.com/role/FinancialInstruments 24 false false R25.htm 2311301 - Disclosure - Fair Value (Tables) Sheet http://www.xperi.com/role/FairValueTables Fair Value (Tables) Tables http://www.xperi.com/role/FairValue 25 false false R26.htm 2315301 - Disclosure - Business Combination (Tables) Sheet http://www.xperi.com/role/BusinessCombinationTables Business Combination (Tables) Tables http://www.xperi.com/role/BusinessCombination 26 false false R27.htm 2318301 - Disclosure - Goodwill And Identified Intangible Assets (Tables) Sheet http://www.xperi.com/role/GoodwillAndIdentifiedIntangibleAssetsTables Goodwill And Identified Intangible Assets (Tables) Tables http://www.xperi.com/role/GoodwillAndIdentifiedIntangibleAssets 27 false false R28.htm 2322301 - Disclosure - Debt (Tables) Sheet http://www.xperi.com/role/DebtTables Debt (Tables) Tables http://www.xperi.com/role/Debt 28 false false R29.htm 2323301 - Disclosure - Net Income (Loss) Per Share (Tables) Sheet http://www.xperi.com/role/NetIncomeLossPerShareTables Net Income (Loss) Per Share (Tables) Tables http://www.xperi.com/role/NetIncomeLossPerShare 29 false false R30.htm 2327301 - Disclosure - Stockholders' Equity (Tables) Sheet http://www.xperi.com/role/StockholdersEquityTables Stockholders' Equity (Tables) Tables http://www.xperi.com/role/StockholdersEquity 30 false false R31.htm 2329301 - Disclosure - Stock-Based Compensation Expense (Tables) Sheet http://www.xperi.com/role/StockBasedCompensationExpenseTables Stock-Based Compensation Expense (Tables) Tables http://www.xperi.com/role/StockBasedCompensationExpense 31 false false R32.htm 2339301 - Disclosure - Segment And Geographic Information (Tables) Sheet http://www.xperi.com/role/SegmentAndGeographicInformationTables Segment And Geographic Information (Tables) Tables http://www.xperi.com/role/SegmentAndGeographicInformation 32 false false R33.htm 2401401 - Disclosure - The Company And Basis Of Presentation - Narrative (Details) Sheet http://www.xperi.com/role/CompanyAndBasisOfPresentationNarrativeDetails The Company And Basis Of Presentation - Narrative (Details) Details 33 false false R34.htm 2403402 - Disclosure - Summary of Significant Accounting Policies - Narrative (Details) Sheet http://www.xperi.com/role/SummaryOfSignificantAccountingPoliciesNarrativeDetails Summary of Significant Accounting Policies - Narrative (Details) Details 34 false false R35.htm 2405402 - Disclosure - Composition Of Certain Financial Statement Captions - Other Current Assets (Details) Sheet http://www.xperi.com/role/CompositionOfCertainFinancialStatementCaptionsOtherCurrentAssetsDetails Composition Of Certain Financial Statement Captions - Other Current Assets (Details) Details 35 false false R36.htm 2405403 - Disclosure - Composition Of Certain Financial Statement Captions - Property and Equipment (Details) Sheet http://www.xperi.com/role/CompositionOfCertainFinancialStatementCaptionsPropertyAndEquipmentDetails Composition Of Certain Financial Statement Captions - Property and Equipment (Details) Details 36 false false R37.htm 2405404 - Disclosure - Composition Of Certain Financial Statement Captions - Accrued Liabilities (Details) Sheet http://www.xperi.com/role/CompositionOfCertainFinancialStatementCaptionsAccruedLiabilitiesDetails Composition Of Certain Financial Statement Captions - Accrued Liabilities (Details) Details 37 false false R38.htm 2405405 - Disclosure - Composition Of Certain Financial Statement Captions - Accumulated Other Comprehensive Income (Loss) (Details) Sheet http://www.xperi.com/role/CompositionOfCertainFinancialStatementCaptionsAccumulatedOtherComprehensiveIncomeLossDetails Composition Of Certain Financial Statement Captions - Accumulated Other Comprehensive Income (Loss) (Details) Details 38 false false R39.htm 2408402 - Disclosure - Financial Instruments - Summary of Marketable Securities (Detail) Sheet http://www.xperi.com/role/FinancialInstrumentsSummaryOfMarketableSecuritiesDetail Financial Instruments - Summary of Marketable Securities (Detail) Details 39 false false R40.htm 2408403 - Disclosure - Financial Instruments - Additional Information (Detail) Sheet http://www.xperi.com/role/FinancialInstrumentsAdditionalInformationDetail Financial Instruments - Additional Information (Detail) Details 40 false false R41.htm 2408404 - Disclosure - Financial Instruments - Fair Value and Gross Unrealized Losses Related to Individual Available-for-Sale Securities (Details) Sheet http://www.xperi.com/role/FinancialInstrumentsFairValueAndGrossUnrealizedLossesRelatedToIndividualAvailableForSaleSecuritiesDetails Financial Instruments - Fair Value and Gross Unrealized Losses Related to Individual Available-for-Sale Securities (Details) Details 41 false false R42.htm 2408405 - Disclosure - Financial Instruments - Estimated Fair Value of Marketable Securities by Contractual Maturity (Detail) Sheet http://www.xperi.com/role/FinancialInstrumentsEstimatedFairValueOfMarketableSecuritiesByContractualMaturityDetail Financial Instruments - Estimated Fair Value of Marketable Securities by Contractual Maturity (Detail) Details 42 false false R43.htm 2411402 - Disclosure - Fair Value - Assets Required to be Measured at Fair Value on Recurring Basis (Detail) Sheet http://www.xperi.com/role/FairValueAssetsRequiredToBeMeasuredAtFairValueOnRecurringBasisDetail Fair Value - Assets Required to be Measured at Fair Value on Recurring Basis (Detail) Details 43 false false R44.htm 2415402 - Disclosure - Business Combination - Purchase Price Allocation (Details) Sheet http://www.xperi.com/role/BusinessCombinationPurchasePriceAllocationDetails Business Combination - Purchase Price Allocation (Details) Details 44 false false R45.htm 2418402 - Disclosure - Goodwill And Identified Intangible Assets - Goodwill (Detail) Sheet http://www.xperi.com/role/GoodwillAndIdentifiedIntangibleAssetsGoodwillDetail Goodwill And Identified Intangible Assets - Goodwill (Detail) Details 45 false false R46.htm 2418403 - Disclosure - Goodwill And Identified Intangible Assets - Identified Intangible Assets (Detail) Sheet http://www.xperi.com/role/GoodwillAndIdentifiedIntangibleAssetsIdentifiedIntangibleAssetsDetail Goodwill And Identified Intangible Assets - Identified Intangible Assets (Detail) Details 46 false false R47.htm 2418404 - Disclosure - Goodwill And Identified Intangible Assets - Estimated Future Amortization Expense of Intangible Assets, Excluding the In-Process Research and Development (Detail) Sheet http://www.xperi.com/role/GoodwillAndIdentifiedIntangibleAssetsEstimatedFutureAmortizationExpenseOfIntangibleAssetsExcludingInProcessResearchAndDevelopmentDetail Goodwill And Identified Intangible Assets - Estimated Future Amortization Expense of Intangible Assets, Excluding the In-Process Research and Development (Detail) Details 47 false false R48.htm 2422402 - Disclosure - Debt Narrative (Details) Sheet http://www.xperi.com/role/DebtNarrativeDetails Debt Narrative (Details) Details 48 false false R49.htm 2422403 - Disclosure - Debt Expected Future Principal Payments (Details) Sheet http://www.xperi.com/role/DebtExpectedFuturePrincipalPaymentsDetails Debt Expected Future Principal Payments (Details) Details 49 false false R50.htm 2423402 - Disclosure - Net Income (Loss) Per Share - Schedule of Basic and Diluted Net Loss Per Share (Detail) Sheet http://www.xperi.com/role/NetIncomeLossPerShareScheduleOfBasicAndDilutedNetLossPerShareDetail Net Income (Loss) Per Share - Schedule of Basic and Diluted Net Loss Per Share (Detail) Details http://www.xperi.com/role/NetIncomeLossPerShareTables 50 false false R51.htm 2423403 - Disclosure - Net Income (Loss) Per Share - Additional Information (Detail) Sheet http://www.xperi.com/role/NetIncomeLossPerShareAdditionalInformationDetail Net Income (Loss) Per Share - Additional Information (Detail) Details http://www.xperi.com/role/NetIncomeLossPerShareTables 51 false false R52.htm 2427402 - Disclosure - Stockholders' Equity - Additional Information (Detail) Sheet http://www.xperi.com/role/StockholdersEquityAdditionalInformationDetail Stockholders' Equity - Additional Information (Detail) Details 52 false false R53.htm 2427403 - Disclosure - Stockholders' Equity - Summary of Stock Option Activity (Detail) Sheet http://www.xperi.com/role/StockholdersEquitySummaryOfStockOptionActivityDetail Stockholders' Equity - Summary of Stock Option Activity (Detail) Details 53 false false R54.htm 2427404 - Disclosure - Stockholders' Equity - Summary of Restricted Stock Awards and Units (Detail) Sheet http://www.xperi.com/role/StockholdersEquitySummaryOfRestrictedStockAwardsAndUnitsDetail Stockholders' Equity - Summary of Restricted Stock Awards and Units (Detail) Details 54 false false R55.htm 2429402 - Disclosure - Stock-Based Compensation Expense - Effect of Recording Stock-Based Compensation Expense (Details) Sheet http://www.xperi.com/role/StockBasedCompensationExpenseEffectOfRecordingStockBasedCompensationExpenseDetails Stock-Based Compensation Expense - Effect of Recording Stock-Based Compensation Expense (Details) Details 55 false false R56.htm 2429403 - Disclosure - Stock-Based Compensation Expense - Categorized by Equity Components (Detail) Sheet http://www.xperi.com/role/StockBasedCompensationExpenseCategorizedByEquityComponentsDetail Stock-Based Compensation Expense - Categorized by Equity Components (Detail) Details 56 false false R57.htm 2429404 - Disclosure - Stock-Based Compensation Expense - Schedule of Assumptions Used to Value Options Granted (Detail) Sheet http://www.xperi.com/role/StockBasedCompensationExpenseScheduleOfAssumptionsUsedToValueOptionsGrantedDetail Stock-Based Compensation Expense - Schedule of Assumptions Used to Value Options Granted (Detail) Details 57 false false R58.htm 2430401 - Disclosure - Income Taxes - Additional Information (Detail) Sheet http://www.xperi.com/role/IncomeTaxesAdditionalInformationDetail Income Taxes - Additional Information (Detail) Details 58 false false R59.htm 2432401 - Disclosure - Commitments And Contingencies - Additional Information (Detail) Sheet http://www.xperi.com/role/CommitmentsAndContingenciesAdditionalInformationDetail Commitments And Contingencies - Additional Information (Detail) Details 59 false false R60.htm 2439402 - Disclosure - Segment And Geographic Information Schedule of Operating Income (Details) Sheet http://www.xperi.com/role/SegmentAndGeographicInformationScheduleOfOperatingIncomeDetails Segment And Geographic Information Schedule of Operating Income (Details) Details 60 false false R61.htm 2439403 - Disclosure - Segment And Geographic Information - Schedule of Geographic Revenue Information (Detail) Sheet http://www.xperi.com/role/SegmentAndGeographicInformationScheduleOfGeographicRevenueInformationDetail Segment And Geographic Information - Schedule of Geographic Revenue Information (Detail) Details 61 false false R62.htm 2440401 - Disclosure - Subsequent Event - Additional Information (Detail) Sheet http://www.xperi.com/role/SubsequentEventAdditionalInformationDetail Subsequent Event - Additional Information (Detail) Details 62 false false All Reports Book All Reports xper-20170930.xml xper-20170930.xsd xper-20170930_cal.xml xper-20170930_def.xml xper-20170930_lab.xml xper-20170930_pre.xml http://xbrl.sec.gov/country/2017-01-31 http://fasb.org/us-gaap/2017-01-31 http://xbrl.sec.gov/dei/2014-01-31 true true