DISCONTINUED OPERATIONS - Summary of Assets and Liabilities Transferred (Details) - Discontinued Operations, Disposed of By Sale - ChampionX $ in Millions	Jun. 03, 2020 USD ($) shares
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Shares accepted | shares	4,955,552
Number of shares exchanged | shares	122,200,000
Discontinued Operation, Assets And Liabilities Transferred [Abstract]
Cash and cash equivalent	$ 60.6
Current assets	810.5
Non-Current Assets	3,222.3
Total assets	4,093.4
Current liabilities	313.0
Non-current liabilities	293.7
Total liabilities	606.7
Net assets distributed to ChampionX	(3,486.7)
Fair value of shares exchanged	1,051.4
Cash received from ChampionX	527.4
Consideration received less net assets	(1,907.9)
ChampionX cumulative translation adjustment ("CTA") write-off	(229.9)
Loss on separation	$ (2,137.8)