XML 65 R54.htm IDEA: XBRL DOCUMENT v3.21.2
Property, Plant and Equipment (Narrative) (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended 5 Months Ended 6 Months Ended
Feb. 02, 2021
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2021
Jun. 30, 2020
Property, Plant and Equipment [Line Items]            
Depreciation $ 9.5 $ 57.3 $ 26.2 $ 95.4   $ 54.8
Fully Depreciated Assets [Member]            
Property, Plant and Equipment [Line Items]            
Property, Plant and Equipment, Useful Life, Average         36 months  
Assets, Fair Value Disclosure   282.1   282.1 $ 282.1  
Depreciation, Remainder Of Year 1   104.6   104.6 104.6  
Depreciation, Year 2   75.1   75.1 75.1  
Depreciation, Year 3   $ 46.5   $ 46.5 $ 46.5