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Commitments and Contingencies - Additional Information (Details) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2020 USD ($) | Mar. 31, 2021 USD ($) Plantiff
Loss Contingencies [Line Items] |  |
Charge related to effects of Non US Jurisdiction Tax Matter | $ | $ 36.1 | $ 36.1
Putative Class Action |  |
Loss Contingencies [Line Items] |  |
Lawsuit filing date |  | September 17, 2020
Number of plaintiffs | Plantiff |  | 3
Lawsuit action domicile |  | U.S. District Court for the District of Massachusetts
Plaintiffs claim |  | The plaintiffs seek unspecified damages on behalf of a class of Plan participants from September 17, 2014 through the date of any judgment.

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