NOVEL CORONAVIRUS PANDEMIC ("COVID-19") (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended			15 Months Ended
	Apr. 30, 2020	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Jun. 30, 2021	Oct. 31, 2021	Mar. 27, 2020
NOVEL CORONAVIRUS PANDEMIC ("COVID-19") [Line Items]
Funding For Healthcare Providers Including Hospitals							$ 175,000,000
Funding Immediately Distributed To Healthcare Providers Based On Their 2019 Medicare Fee For Service Reimbursements							$ 30,000,000
Funding Received From CARES Act	$ 100,000
CARES Act Provider Relief Funds Utilized					$ 46,600
CARES Act Interest Repaid to Government						$ 200
CARES Act Provider Relief Funds Repaid						58,300
CARES Act Provider Relief Funds Utilized By Unconsolidated Joint Ventures					$ 1,300
CARES Act Provider Relief Funds Repaid By Unconsolidated Joint Ventures						$ 600
Total CARES Act Provider Relief Funds Received			$ 106,800
Extension Of Temporary Suspension Of Sequestration Revenue Impact		$ 13,000	36,000	$ 23,000
CARES Act Deferral Of Employer Share Social Security Tax			27,000
Other operating income		0	13,300	34,372
COVID-19 Deferral of Social Security Taxes [Member]
NOVEL CORONAVIRUS PANDEMIC ("COVID-19") [Line Items]
CARES Act Deferral Of Employer Share Social Security Tax				55,000
Payment of Deferred Social Security Tax Under CARES Act		$ 27,000	$ 27,000
Personal Care [Member]
NOVEL CORONAVIRUS PANDEMIC ("COVID-19") [Line Items]
Other operating income				1,000
Funding Received From Mass HomeCare ASAP COVID19 Provider Sustainability Program				$ 1,000
AseraCare Hospice [Member]
NOVEL CORONAVIRUS PANDEMIC ("COVID-19") [Line Items]
Funding Received From CARES Act	6,000
Equity Method Investments [Member]
NOVEL CORONAVIRUS PANDEMIC ("COVID-19") [Line Items]
Funding Received From CARES Act	$ 2,000