LEASES (Details Textual) $ in Millions		3 Months Ended		6 Months Ended
	May 29, 2019 Loan	Jun. 30, 2019 USD ($)	Jun. 30, 2018 USD ($)	Jun. 30, 2019 USD ($) renewal_option	Jun. 30, 2018 USD ($)
Operating Leased Assets [Line Items]
Lessee, number of renewal options | renewal_option				1
Lessee, renewal term (in years)		5 years		5 years
Operating lease expense		$ 0.1	$ 0.1	$ 0.2	$ 0.2
Variable lease payment		$ 0.1	$ 0.1	$ 0.1	$ 0.1
Broadway Tower
Operating Leased Assets [Line Items]
Pledged equity interest, collateral percent	100.00%
Number of loans | Loan	51
Minimum
Operating Leased Assets [Line Items]
Non-cancelable lease term (in years)		10 months 24 days		10 months 24 days
Lesse, remaining lease term (in years)				1 year
Maximum
Operating Leased Assets [Line Items]
Non-cancelable lease term (in years)		10 years 1 month 6 days		10 years 1 month 6 days
Lesse, remaining lease term (in years)				4 years