GOODWILL AND INTANGIBLE ASSETS, NET (Details) $ in Millions	6 Months Ended
	Jun. 30, 2020 USD ($)
Changes in goodwill by business segment
Balance at the beginning of the period, goodwill gross	$ 331.7
Accumulated impairment	(61.8)
Balance at the beginning of the period, goodwill net	269.9
Foreign exchange effect and other	(8.7)
Balance at the end of the period, goodwill gross	323.0
Accumulated impairment	(61.8)
Balance at the end of the period, goodwill net	261.2
AWP
Changes in goodwill by business segment
Balance at the beginning of the period, goodwill gross	139.3
Accumulated impairment	(38.6)
Balance at the beginning of the period, goodwill net	100.7
Foreign exchange effect and other	(0.6)
Balance at the end of the period, goodwill gross	138.7
Accumulated impairment	(38.6)
Balance at the end of the period, goodwill net	100.1
MP
Changes in goodwill by business segment
Balance at the beginning of the period, goodwill gross	192.4
Accumulated impairment	(23.2)
Balance at the beginning of the period, goodwill net	169.2
Foreign exchange effect and other	(8.1)
Balance at the end of the period, goodwill gross	184.3
Accumulated impairment	(23.2)
Balance at the end of the period, goodwill net	$ 161.1