OVERVIEW AND BASIS OF PRESENTATION (NARRATIVE) (Details)	Mar. 31, 2019 USD ($)
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Number of employees	49,300
Percepta LLC
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
ownership percentage	55.00%
Motif [Member]
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
ownership percentage	100.00%