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Other Non-Current Assets (Details) - USD ($)
$ in Millions
Jun. 30, 2019
Dec. 31, 2018
Other Assets Noncurrent Disclosure [Abstract]    
Cash surrender value of Company owned life insurance policies $ 54.5 $ 54.3
Fair value of derivative assets 2.4 9.6
Other 3.2 4.6
Total other non-current assets $ 60.1 $ 68.5