ACQUISITIONS AND DIVESTITURES - Preliminary Fair Value on Date of Acquisition (Details) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Preliminary fair values of assets acquired and liabilities assumed at the date of the acquisition
Cash and cash equivalents	$ 67
Current assets held-for-sale	265	$ 0
Long-term assets held-for-sale	3,327	0
Current liabilities held-for-sale	206	0
Long-term liabilities held-for-sale	274	$ 0
Disposal Group, Held-for-sale, Not Discontinued Operations | Kindred at Home, Hospice and Personal Care Divisions
Preliminary fair values of assets acquired and liabilities assumed at the date of the acquisition
Cash and cash equivalents	67
Receivables, net of allowances	178
Other current assets	20
Current assets held-for-sale	265
Property and equipment, net	41
Goodwill	2,331
Other assets	955
Long-term assets held-for-sale	3,327
Total assets held-for-sale	3,592
Trade accounts payable and accrued expenses	206
Current liabilities held-for-sale	206
Other liabilities	274
Long-term liabilities held-for-sale	274
Total liabilities held-for-sale	$ 480