ACCOUNTS PAYABLE AND OTHER - Narrative (Details) - Healthscope Limited (Healthscope) $ in Billions	6 Months Ended
Jun. 30, 2019 USD ($) property
Disclosure of detailed information about business combination [line items]
Proceeds from sale and leaseback transaction \| $	$ 1.7
Number of properties in sale and leaseback transaction \| property	22

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

No definition available.

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration