OTHER CURRENT AND NON-CURRENT ASSETS - Components of Other Current and Non-Current Assets (Detail) - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Asbestos-related assets	$ 67.2	$ 67.2	$ 67.1
Advance payments and other prepaid expenses	49.0	45.4
Current contract assets, net	15.6	18.0
Prepaid income taxes	18.8	20.6
Other	1.4	2.2
Other current assets	152.0	153.4
Other employee benefit-related assets	132.0	133.6
Operating lease right-of-use assets	85.2	91.7
Capitalized software costs	28.0	30.1
Environmental-related assets	22.2	22.2	$ 23.4
Equity method investments	10.1	9.8
Other	26.9	29.1
Other non-current assets	$ 304.4	$ 316.5