Income Taxes - Schedule of Classification of Deferred Tax Assets and Deferred Tax Liabilities in Consolidated Balance Sheets (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Deferred tax assets and deferred tax liabilities as presented in consolidated balance sheets
Long-term deferred tax assets, net	$ 21.8	$ 32.1
Long-term deferred tax liability, net	(155.7)	(144.7)
Net deferred tax liabilities	$ (133.9)	$ (112.6)