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Income Taxes (Narrative) (Details) (USD $)
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3 Months Ended | ||
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Jan. 03, 2015
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Dec. 28, 2013
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Sep. 30, 2014
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| Income Tax Disclosure [Line Items] | |||
| Effective income tax rate | 12.00%us-gaap_EffectiveIncomeTaxRateContinuingOperations | 25.00%us-gaap_EffectiveIncomeTaxRateContinuingOperations | |
| Income before income taxes | $ 34,407,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest | $ 53,118,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest | |
| Effective Income Tax Rate Reconciliation, Other Adjustments, Amount | 4,000,000us-gaap_IncomeTaxReconciliationOtherAdjustments | ||
| Effective Income Tax Rate Reconciliation, Tax Credit, Research, Amount | 2,100,000us-gaap_IncomeTaxReconciliationTaxCreditsResearch | ||
| Unrecognized tax benefits | 14,800,000us-gaap_UnrecognizedTaxBenefits | 15,000,000us-gaap_UnrecognizedTaxBenefits | |
| Income tax provision upon recognition of unrecognized tax benefit | 13,500,000us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate | ||
| Unrecognized tax benefits that would impact valuation allowance | 4,700,000pmtc_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRateResultingChangeInValuationAllowance | ||
| Potentail reduction in unrecognized tax benefits and accrued interest over next 12 months | (8,000,000)us-gaap_SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit | ||
| Adjustments to additional paid in capital, income tax benefit from share-based compensation | $ 6,800,000us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation | ||
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- Details
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- Definition
Unrecognized Tax Benefits that Would Impact Effective Tax Rate, Resulting Change in Valuation Allowance No definition available.
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- Definition
Amount of increase in additional paid in capital (APIC) resulting from a tax benefit associated with share-based compensation plan other than an employee stock ownership plan (ESOP). Includes, but is not limited to, excess tax benefit. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses from ongoing operations, after income or loss from equity method investments, but before income taxes, extraordinary items, and noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to research tax credit. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The amount of the unrecognized tax benefit of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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