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Commitments and Contingencies - Legal Proceedings (Details) - Amendment of pension for foreign subsidiary - Judicial ruling £ in Millions, $ in Millions | Jul. 03, 2021 USD ($) | Jul. 03, 2021 GBP (£) | Jul. 01, 2017 GBP (£) | Jun. 30, 2016 GBP (£)
--- | --- | --- | --- | ---
Loss Contingencies [Line Items] |  |  |  |
Amount accrued | $ 9.6 | £ 7.0 | £ 5.7 |
Minimum |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Estimate liability |  |  |  | £ 5.7
Maximum |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Estimate liability |  |  |  | £ 8.4

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