Facilities under Medicare Probe reviews relating to Medicare services, billings and potential overpayments

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COMMITMENTS AND CONTINGENCIES (Details) $ in Thousands		12 Months Ended
COMMITMENTS AND CONTINGENCIES (Details) $ in Thousands	Jan. 19, 2024 USD ($)	Dec. 31, 2023 subsidiary	Dec. 31, 2022	Dec. 31, 2021	Feb. 01, 2024 subsidiary
Concentration Risk [Line Items]
Facilities under medicare probe reviews		40
Customer Concentration Risk \| Total Medicaid and Medicare \| Accounts Receivable
Concentration Risk [Line Items]
Concentration percentage		53.40%	56.30%
Customer Concentration Risk \| Total Medicaid and Medicare \| Revenue
Concentration Risk [Line Items]
Concentration percentage		72.60%	73.70%	73.60%
Subsequent Event
Concentration Risk [Line Items]
Litigation settlement, amount awarded to other party \| $	$ 48,000
Facilities under medicare probe reviews					40