BUSINESS ACQUISITIONS - Consideration Allocated to Intangible Assets (Details) - BioScrip $ in Thousands	Aug. 06, 2019 USD ($)
Business Acquisition [Line Items]
Total intangible assets, net	$ 193,712
Weighted Average Estimated Life (in years)	18 years 10 months
Trademarks/Names
Business Acquisition [Line Items]
Total intangible assets, net	$ 12,681
Weighted Average Estimated Life (in years)	2 years
Patient referral sources
Business Acquisition [Line Items]
Total intangible assets, net	$ 180,652
Weighted Average Estimated Life (in years)	20 years
Licenses
Business Acquisition [Line Items]
Total intangible assets, net	$ 379
Weighted Average Estimated Life (in years)	1 year 6 months