GOODWILL AND INTANGIBLE ASSETS, NET (Goodwill Accumulated Impaitment Losses) (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
North America Segment
Goodwill [Line Items]
Accumulated impairment loss	$ 0.0	$ 0.0	$ 0.0
Europe Segment
Goodwill [Line Items]
Accumulated impairment loss	0.0	0.0	0.0
Russia Segment
Goodwill [Line Items]
Accumulated impairment loss	$ 2.2	$ 2.2	$ 2.2