REVENUE RECOGNITION AND ACCOUNTS RECEIVABLE - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Revenue from Contract with Customer [Abstract]
COVID-19, Medicaid revenue from states	$ 3,757
COVID-19, Hospice funds received	299
Disaggregation of Revenue [Line Items]
Total revenues	$ 113,360	$ 119,987
Total revenues, as a percent	100.00%	100.00%
Medicaid
Disaggregation of Revenue [Line Items]
Total revenues	$ 49,955	$ 54,330
Total revenues, as a percent	44.10%	45.30%
Medicare
Disaggregation of Revenue [Line Items]
Total revenues	$ 24,458	$ 20,672
Total revenues, as a percent	21.60%	17.20%
Managed Care
Disaggregation of Revenue [Line Items]
Total revenues	$ 13,676	$ 12,596
Total revenues, as a percent	12.10%	10.50%
Private Pay and other
Disaggregation of Revenue [Line Items]
Total revenues	$ 25,271	$ 32,389
Total revenues, as a percent	22.20%	27.00%