NET ASSETS IN LIQUIDATION - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions		5 Months Ended
	Mar. 05, 2020	Jun. 30, 2020
Assets in Liquidation [Abstract]
Decrease in assets, net		$ (210.3)
Initial liquidating distribution (in dollars per share)	$ 0.75
Aggregate cash distributions	$ 138.9
Additional estimated liquidation distribution (in dollars per share)		$ 2.67
Real Estate Properties [Line Items]
Percentage of real estate occupied		78.00%
Office Properties
Assets in Liquidation [Abstract]
Decrease in real estate property values, COVID-19		$ (70.8)
Office Properties | Union Bank Plaza
Real Estate Properties [Line Items]
Decrease in estimated net proceeds from sale		$ (38.1)
Percentage of real estate occupied		81.00%
Office Properties | Granite Tower
Real Estate Properties [Line Items]
Decrease in estimated net proceeds from sale		$ (24.0)
Percentage of real estate occupied		86.00%
Percent of real estate property occupied by oil and gas industry tenants		50.00%
Other Properties
Real Estate Properties [Line Items]
Decrease in estimated net proceeds from sale		$ (8.7)