- Net Deferred Tax Assets (Liabilities) (Details) - USD ($) $ in Millions		Dec. 31, 2020	Dec. 31, 2019
Disclosure Net Deferred Tax Assets Liabilities [Abstract]
Deferred Income Tax Assets, Net	[1]	$ 2.1	$ 3.8
Deferred tax liabilities		158.1	121.3
Deferred Tax Liabilities, Net		$ (156.0)	$ (117.5)

[1] Included in "Other assets, net" on our accompanying December 31, 2020 and 2019 Consolidated Balance Sheets.