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LEASES (Details Textual)
$ in Millions
 1 Months Ended 3 Months Ended
Mar. 11, 2019
a
Oct. 20, 2017
a
Mar. 31, 2019
USD ($)
Land Subject to Ground Leases | a 21,420 41,715  
Lessee Operating Sublease Rent Description During the first seven months of the Amendment to the Sublease, the rent per square foot is $10.00, increasing to $20.75 from January 1, 2020 through October 31, 2020 the rent per square foot is $7.50, increasing to $19.75 during the second year of the sublease and each year thereafter for the initial term increasing by an additional $1 per square foot  
Lessee, Operating Sublease, Option to Extend The term of sublease for the additional space begins on the later of the completion of the Expansion Work (as defined in the Sublease) or June 1, 2019 and runs through June 30, 2023, with an option to extend the term for an additional two years through June 30, 2025 The term of the sublease runs through June 30, 2023, with an option to extend for an additional two years through June 30, 2025  
Lessee, Operating Lease, Discount Rate     4.80%
Operating Lease, Weighted Average Remaining Lease Term     4 years 3 months 18 days
Operating Lease, Cost     $ 0.2
Lessee, Finance Lease, Discount Rate     7.00%
Finance Lease, Weighted Average Remaining Lease Term     1 year 7 months 6 days
General and Administrative Expense [Member]      
Operating Lease, Cost     $ 0.2