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Other Operating Expense - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Dec. 31, 2020
Other Operating Expense [Line Items] |  |  |
Restructuring charge | $ 11.9 |  |
Anticipated future cash payments | 15.9 |  | $ 14.2
Other operating expense | 12.1 | $ 14.7 |
Terminated Merger | Woodward, Inc |  |  |
Other Operating Expense [Line Items] |  |  |
Other operating expense | $ 14.7 |  |

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