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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, 2022 | Sep. 30, 2021
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Derivative [Line Items] |  |
Notional amount | $ 444,109 | $ 563,921
Canadian / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 4,837 | 4,894
Euro / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 362,686 | 387,466
British Pound / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 6,095 | 23,141
Israeli Shekel / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 11,415 | 10,475
Japanese Yen / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount |  | 46,450
Swiss Franc / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 9,272 | 18,039
Swedish Krona / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 13,182 | 34,196
Singapore Dollar / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 3,397 | 3,498
Chinese Renminbi / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 7,975 | 23,297
New Taiwan Dollar / U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 15,758 | 3,369
Danish krone/ U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 2,900 | 2,380
Australian Dollar/ U.S. Dollar |  |
Derivative [Line Items] |  |
Notional amount | 3,068 | 2,086
All other |  |
Derivative [Line Items] |  |
Notional amount | $ 3,524 | $ 4,630

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- 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 https://asc.fasb.org/extlink&oid=125515794&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 https://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959 + Details
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