SUBSEQUENT EVENTS (Details) - USD ($) $ in Millions	2 Months Ended	3 Months Ended
Mar. 31, 2020	Mar. 31, 2020
Office Properties
Subsequent Event [Line Items]
Decrease in real estate property values	$ 68.2	$ 68.2

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration