XML 62 R44.htm IDEA: XBRL DOCUMENT v3.20.4
Summary of Significant Accounting Policies, Research and Development (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Research and Development      
Research and development expenses for the creation of new and improved products and processes $ 260.7 $ 234.2 $ 220.9