DISPOSITIONS (Details) - Skilled Nursing Transitional Care Facilities - Dispositions $ in Millions	3 Months Ended
	Mar. 31, 2021 USD ($) facility	Mar. 31, 2020 USD ($) facility
2021 Dispositions
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of facilities sold | facility	2
Aggregate sale price of facility	$ 5.3
Carrying value of assets and liabilities of facility	5.0
Net gain (loss) on sale	0.3
Net income (loss) from facilities	$ 0.3	$ (0.4)
2020 Dispositions
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of facilities sold | facility		3
Aggregate sale price of facility		$ 6.8
Carrying value of assets and liabilities of facility		7.0
Net gain (loss) on sale		0.2
Net income (loss) from facilities		$ (0.2)