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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 | Mar. 31, 2023 | Sep. 30, 2022
--- | --- | ---
Derivative [Line Items] |  |  |
Notional amount |  | $ 657,961 | $ 483,178
Canadian / U.S. Dollar |  |  |
Derivative [Line Items] |  |  |
Notional amount |  | 4,651 | 2,731
Euro / U.S. Dollar |  |  |
Derivative [Line Items] |  |  |
Notional amount | [1] | 540,165 | 316,869
British Pound / U.S. Dollar |  |  |
Derivative [Line Items] |  |  |
Notional amount |  | 6,749 | 7,368
Israeli Shekel / U.S. Dollar |  |  |
Derivative [Line Items] |  |  |
Notional amount |  | 11,270 | 12,052
JPY/ U.S Dollar |  |  |
Derivative [Line Items] |  |  |
Notional amount | [2] | 42,545 | 25,566
Swiss Franc / U.S. Dollar |  |  |
Derivative [Line Items] |  |  |
Notional amount |  | 12,895 | 25,559
Swedish Krona / U.S. Dollar |  |  |
Derivative [Line Items] |  |  |
Notional amount |  | 15,461 | 35,713
Singapore Dollar / U.S. Dollar |  |  |
Derivative [Line Items] |  |  |
Notional amount |  | 0 | 3,637
Chinese Renminbi / U.S. Dollar |  |  |
Derivative [Line Items] |  |  |
Notional amount |  | 6,233 | 23,965
New Taiwan Dollar / U.S. Dollar |  |  |
Derivative [Line Items] |  |  |
Notional amount |  | 2,087 | 13,906
Korea Won/ U.S. Dollar |  |  |
Derivative [Line Items] |  |  |
Notional amount |  | 0 | 4,919
Danish krone/ U.S. Dollar |  |  |
Derivative [Line Items] |  |  |
Notional amount |  | 5,523 | 3,192
Australian Dollar/ U.S. Dollar |  |  |
Derivative [Line Items] |  |  |
Notional amount |  | 3,391 | 3,269
Hong Kong Dollar/U.S Dollar |  |  |
Derivative [Line Items] |  |  |
Notional amount |  | 3,415 | 785
All other |  |  |
Derivative [Line Items] |  |  |
Notional amount |  | $ 3,576 | $ 3,647
[1] | As of March 31, 2023, $446.7 million of the Euro to U.S. Dollar outstanding notional amount relates to forward contracts and $93.5 million relates to options. As of September 30, 2022, all the Euro to U.S. Dollar outstanding notional amount relates to forward contracts.
[2] | As of March 31, 2023, $1.5 million of the Japanese Yen to U.S. Dollar outstanding notional amount relates to forward contracts and $41.0 million relates to options. As of September 30, 2022, all the Japanese Yen to U.S. Dollar outstanding notional amount relates to forward contracts.

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