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SUBSEQUENT EVENT (Details) - Subsequent Event.
Mar. 01, 2019
USD ($)
Feb. 15, 2019
USD ($)
ft²
Subsequent event    
Square feet (in area) | ft²   23,924
Monthly base rate $ 11,500  
Number of years for which monthly base rate is fixed   62 months
Minimum    
Subsequent event    
Monthly base rate   $ 11,500
Maximum    
Subsequent event    
Monthly base rate   $ 15,500