COVID-19 PANDEMIC (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Unusual or Infrequent Item, or Both [Line Items]
COVID-19, PHSSEF funds received	$ 51,607
COVID-19, PHSSEF revenue	10,534
Proceeds from stimulus funds used to purchase property and equipment	305	$ 0
COVID-19, remaining stimulus funds	19,505
COVID-19, Medicaid revenue from states	3,757
Medicaid and Hospice revenue	4,056
Payroll and employee benefits, less current portion	3,185
COVID-19, Medicaid sequestration amount	751
COVID-19, salaries expense	8,088
COVID-19, supplies expense	3,905
Other operating income
Unusual or Infrequent Item, or Both [Line Items]
COVID-19, Medicaid revenue from states	$ 787