REVENUES - Product and Sold Equipment (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
	Jun. 03, 2020	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Disposal Group, Including Discontinued Operation, Classified Balance Sheet Disclosures [Abstract]
Accounts receivable, net		$ 2,714.3		$ 2,714.3		$ 2,478.4
ChampionX | Discontinued Operations, Disposed of By Sale
Disposal Group, Including Discontinued Operation, Classified Balance Sheet Disclosures [Abstract]
Period of time post-separation that the entity may transfer or receive certain products	36 months
Post-separation sales		27.8	$ 35.4	96.4	$ 102.7
Accounts receivable, net		$ 10.9		$ 10.9