XML 115 R98.htm IDEA: XBRL DOCUMENT v3.20.4
Supplemental Cash Flow Information (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Supplemental Cash Flow Information [Abstract]      
Cash paid for interest $ 11.2 $ 17.9 $ 20.9
Cash paid for income taxes $ 56.2 $ 97.9 $ 123.2