Revenue (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended |
Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | $ 289.5 | $ 282.8 | $ 303.6 | $ 288.8 | $ 300 | $ 294.4 | $ 285.6 | $ 259.5 | $ 1,164.7 | $ 1,139.5 | $ 1,086.4 |
Advanced Plastic Processing Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 583.7 | | |
Melt Delivery and Control Systems [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 451.7 | | |
Fluid Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 129.3 | | |
Automotive [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 222.1 | | |
Automotive [Member] | Advanced Plastic Processing Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 87.9 | | |
Automotive [Member] | Melt Delivery and Control Systems [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 104.8 | | |
Automotive [Member] | Fluid Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 29.4 | | |
Packaging [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 130.1 | | |
Packaging [Member] | Advanced Plastic Processing Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 81.1 | | |
Packaging [Member] | Melt Delivery and Control Systems [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 48.8 | | |
Packaging [Member] | Fluid Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 0.2 | | |
Consumer Goods [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 162.9 | | |
Consumer Goods [Member] | Advanced Plastic Processing Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 77.6 | | |
Consumer Goods [Member] | Melt Delivery and Control Systems [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 79.4 | | |
Consumer Goods [Member] | Fluid Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 5.9 | | |
Electronics [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 93.5 | | |
Electronics [Member] | Advanced Plastic Processing Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 44.6 | | |
Electronics [Member] | Melt Delivery and Control Systems [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 42.5 | | |
Electronics [Member] | Fluid Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 6.4 | | |
Medical [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 52.8 | | |
Medical [Member] | Advanced Plastic Processing Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 19.5 | | |
Medical [Member] | Melt Delivery and Control Systems [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 32.5 | | |
Medical [Member] | Fluid Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 0.8 | | |
Construction [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 92.9 | | |
Construction [Member] | Advanced Plastic Processing Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 91.3 | | |
Construction [Member] | Melt Delivery and Control Systems [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 1.6 | | |
Construction [Member] | Fluid Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 0 | | |
Custom Molders And Other [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 179.8 | | |
Custom Molders And Other [Member] | Advanced Plastic Processing Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 179.8 | | |
Custom Molders And Other [Member] | Melt Delivery and Control Systems [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 0 | | |
Custom Molders And Other [Member] | Fluid Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 0 | | |
Mold Makers And Other [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 132.1 | | |
Mold Makers And Other [Member] | Advanced Plastic Processing Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 0 | | |
Mold Makers And Other [Member] | Melt Delivery and Control Systems [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 132.1 | | |
Mold Makers And Other [Member] | Fluid Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 0 | | |
Job Shops And Other [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 36 | | |
Job Shops And Other [Member] | Advanced Plastic Processing Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 0 | | |
Job Shops And Other [Member] | Melt Delivery and Control Systems [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 0 | | |
Job Shops And Other [Member] | Fluid Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 36 | | |
Distributors [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 62.5 | | |
Distributors [Member] | Advanced Plastic Processing Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 1.9 | | |
Distributors [Member] | Melt Delivery and Control Systems [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 10 | | |
Distributors [Member] | Fluid Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 50.6 | | |
Other Geographical Members [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 91.1 | | |
Other Geographical Members [Member] | Advanced Plastic Processing Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 30.7 | | |
Other Geographical Members [Member] | Melt Delivery and Control Systems [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 48.5 | | |
Other Geographical Members [Member] | Fluid Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 11.9 | | |
INDIA | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 130.1 | 114.8 | 99.1 |
INDIA | Advanced Plastic Processing Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 113.7 | | |
INDIA | Melt Delivery and Control Systems [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 15.1 | | |
INDIA | Fluid Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 1.3 | | |
CHINA | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 150.9 | $ 139.2 | $ 110 |
CHINA | Advanced Plastic Processing Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 15.7 | | |
CHINA | Melt Delivery and Control Systems [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 121.2 | | |
CHINA | Fluid Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 14 | | |
Europe [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 221.2 | | |
Europe [Member] | Advanced Plastic Processing Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 46.8 | | |
Europe [Member] | Melt Delivery and Control Systems [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 124.1 | | |
Europe [Member] | Fluid Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 50.3 | | |
North America [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 571.4 | | |
North America [Member] | Advanced Plastic Processing Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 376.8 | | |
North America [Member] | Melt Delivery and Control Systems [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | 142.8 | | |
North America [Member] | Fluid Technologies [Member] | | | | | | | | | | | |
Disaggregation of Revenue [Line Items] | | | | | | | | | | | |
Revenue from Contract with Customer, Excluding Assessed Tax | | | | | | | | | $ 51.8 | | |