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PROPERTY AND EQUIPMENT - Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Minimum    
Property, Plant and Equipment [Line Items]    
Useful life 5 years  
Maximum    
Property, Plant and Equipment [Line Items]    
Useful life 29 years  
Operating Properties    
Property, Plant and Equipment [Line Items]    
Depreciation and amortization expense $ 2.3 $ 0.9
Operating Properties | Minimum    
Property, Plant and Equipment [Line Items]    
Useful life 5 years  
Operating Properties | Maximum    
Property, Plant and Equipment [Line Items]    
Useful life 29 years