COVID-19 PANDEMIC (Details) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2021 USD ($)	Jun. 30, 2021 USD ($)
Unusual or Infrequent Item, or Both [Line Items]
COVID-19, PHSSEF funds received	$ 51,607	$ 51,607
COVID-19, PHSSEF revenue	8,458	19,869
Proceeds from stimulus funds used to purchase property and equipment		818
COVID-19, remaining stimulus funds	10,535	10,535
COVID-19, Medicaid revenue from states	5,502	9,259
Medicaid and Hospice revenue	5,815	9,871
COVID-19, Medicaid sequestration amount	609	1,360
COVID-19, salaries expense	5,741	13,829
COVID-19, supplies expense	673	4,579
Other operating income
Unusual or Infrequent Item, or Both [Line Items]
COVID-19, Medicaid revenue from states	$ 90	$ 877