v2.4.1.9

Stock-based Compensation (Schedule of Classification of Compensation Expense) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jan. 03, 2015	Dec. 28, 2013
Total stock-based compensation expense	$ 11,242us-gaap_ShareBasedCompensation	$ 12,764us-gaap_ShareBasedCompensation
Cost of License Revenue
Total stock-based compensation expense	142us-gaap_ShareBasedCompensation / us-gaap_IncomeStatementLocationAxis = pmtc_CostOfLicenseRevenueMember	65us-gaap_ShareBasedCompensation / us-gaap_IncomeStatementLocationAxis = pmtc_CostOfLicenseRevenueMember
Cost of Service Revenue
Total stock-based compensation expense	1,689us-gaap_ShareBasedCompensation / us-gaap_IncomeStatementLocationAxis = pmtc_CostOfServiceRevenueMember	1,537us-gaap_ShareBasedCompensation / us-gaap_IncomeStatementLocationAxis = pmtc_CostOfServiceRevenueMember
Cost of Support Revenue
Total stock-based compensation expense	776us-gaap_ShareBasedCompensation / us-gaap_IncomeStatementLocationAxis = pmtc_CostOfMaintenanceRevenueMember	924us-gaap_ShareBasedCompensation / us-gaap_IncomeStatementLocationAxis = pmtc_CostOfMaintenanceRevenueMember
Sales and Marketing
Total stock-based compensation expense	2,872us-gaap_ShareBasedCompensation / us-gaap_IncomeStatementLocationAxis = us-gaap_SellingAndMarketingExpenseMember	2,499us-gaap_ShareBasedCompensation / us-gaap_IncomeStatementLocationAxis = us-gaap_SellingAndMarketingExpenseMember
Research and Development
Total stock-based compensation expense	3,086us-gaap_ShareBasedCompensation / us-gaap_IncomeStatementLocationAxis = us-gaap_ResearchAndDevelopmentExpenseMember	2,689us-gaap_ShareBasedCompensation / us-gaap_IncomeStatementLocationAxis = us-gaap_ResearchAndDevelopmentExpenseMember
General and Administrative
Total stock-based compensation expense	$ 2,677us-gaap_ShareBasedCompensation / us-gaap_IncomeStatementLocationAxis = us-gaap_GeneralAndAdministrativeExpenseMember	$ 5,050us-gaap_ShareBasedCompensation / us-gaap_IncomeStatementLocationAxis = us-gaap_GeneralAndAdministrativeExpenseMember

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- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

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