Leases - Amounts Recognized for Leases (Details) - USD ($) $ in Millions	Jun. 30, 2019	Dec. 31, 2018
Leases, Operating [Abstract]
Operating lease right-of-use assets	$ 98.7
Other accrued liabilities	29.9	$ 0.0
Other non-current liabilities	72.5
TOTAL LIABILITIES	$ 102.4