LEASES - Finance Leases, Future Minimum Payments (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Finance Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
2019 (excluding the six months ended June 30, 2019)	$ 292
2019		$ 583
2020	585	500
2021	589	504
2022	593	524
2023	543	525
Thereafter	5,641	5,631
Total minimum lease payments	8,243	8,267
Less: Interest	(2,790)	(2,911)
Present value of lease liabilities	$ 5,453	$ 5,356