OVERVIEW AND BASIS OF PRESENTATION (NARRATIVE) (Details) $ in Millions	Dec. 31, 2020 USD ($) employee	Feb. 07, 2020	Oct. 26, 2019
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Number of employees | employee	61,000
Deferred sales commission | $	$ 6.8
Percepta LLC
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
ownership percentage	55.00%
FCR
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
ownership percentage	70.00%		30.00%
Serendebyte
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
ownership percentage	70.00%	30.00%