PROPERTY AND EQUIPMENT (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 213,685		$ 213,685		$ 230,357
Less: accumulated depreciation	(117,373)		(117,373)		(118,822)
Property and equipment, net	96,312		96,312		111,535
Total depreciation expense	7,983	$ 9,140	25,033	$ 27,080
Depreciation expense in cost of revenue
Property, Plant and Equipment [Line Items]
Total depreciation expense	1,205	1,664	3,696	4,410
Depreciation expense in operating expenses
Property, Plant and Equipment [Line Items]
Total depreciation expense	6,778	$ 7,476	21,337	$ 22,670
Infusion pumps
Property, Plant and Equipment [Line Items]
Property and equipment, gross	36,221		36,221		34,547
Equipment, furniture and other
Property, Plant and Equipment [Line Items]
Property and equipment, gross	29,924		29,924		52,913
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	94,664		94,664		92,229
Computer software, purchased and internally developed
Property, Plant and Equipment [Line Items]
Property and equipment, gross	35,094		35,094		30,744
Assets under development
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 17,782		$ 17,782		$ 19,924