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Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Disaggregation of Revenue [Line Items] |  |
Net sales | $ 833.5 | $ 797.9
Outside |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 833.5 | 797.9
Fluid Handling |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 288.0 | 256.7
Fluid Handling | Process Valves and Related Products |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 174.5 | 157.2
Fluid Handling | Commercial Valves |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 89.2 | 75.9
Fluid Handling | Pumps and Systems |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 24.3 | 23.6
Fluid Handling | Outside |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 288.0 | 256.7
Payment & Merchandising Technologies |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 337.5 | 297.4
Payment & Merchandising Technologies | Payment Acceptance and Dispensing Products 1 |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 185.0 | 203.2
Payment & Merchandising Technologies | Banknotes and Security Products |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 152.5 | 94.2
Payment & Merchandising Technologies | Outside |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 337.5 | 297.4
Aerospace & Electronics |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 154.1 | 192.9
Aerospace & Electronics | Commercial Original Equipment |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 54.7 | 80.6
Aerospace & Electronics | Military and Other Original Equipment |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 62.8 | 60.4
Aerospace & Electronics | Commercial Aftermarket Products |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 19.5 | 33.9
Aerospace & Electronics | Military Aftermarket Products |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 17.1 | 18.0
Aerospace & Electronics | Outside |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 154.1 | 192.9
Engineered Materials |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 53.9 | 50.9
Engineered Materials | FRP - Recreational Vehicles |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 24.3 | 18.8
Engineered Materials | FRP - Building Products |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 21.8 | 24.9
Engineered Materials | FRP - Transportation |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 7.8 | 7.2
Engineered Materials | Outside |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | $ 53.9 | $ 50.9

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