XML 77 R67.htm IDEA: XBRL DOCUMENT
v3.21.2

Derivative Financial Instruments - Schedule of Notional Amounts of Outstanding Forward Contracts and Options (Details) - Not Designated as Hedging Instrument - Foreign Exchange Forward Contract and Options - USD ($) $ in Thousands | Jun. 30, 2021 | Sep. 30, 2020
--- | --- | ---
Derivative [Line Items] |  |
Notional amount | $ 675,152 | $ 512,462
Canadian / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 6,502 | 6,847
Euro / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 588,549 | 390,673
British Pound / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 2,349 | 6,328
Israeli Shekel / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 10,308 | 9,503
Japanese Yen / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 10,061 | 50,379
Swiss Franc / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 2,903 | 12,874
Danish Krone / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 6,699 | 2,089
Swedish Krona / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 18,736 | 18,871
Chinese Renminbi / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 8,518 | 5,415
South Korean Won / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 8,523 | 0
All other |  |
Derivative [Line Items] |  |
Notional amount | $ 12,004 | $ 9,483

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DerivativeLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Nominal or face amount used to calculate payment on derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5579245-113959 + Details
Name: | us-gaap_DerivativeNotionalAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_HedgingDesignationAxis=us-gaap_NondesignatedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=ptc_ForeignExchangeForwardContractAndOptionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_CAD
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_EUR
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_GBP
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_ILS
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_JPY
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_CHF
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_DKK
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_SEK
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_CNY
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_KRW
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_XXX
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |