LEASES - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Leases [Abstract]
ROU asset	$ 10,751		$ 10,751		$ 10,423
Current lease liability	1,804		1,804		1,716
Long-term lease liability	10,155		10,155		9,777
Total lease liability	11,959		11,959		$ 11,493
Operating lease cost	$ 1,055	$ 784	$ 3,051	$ 2,220
Lease renewal option	5 years		5 years
Weighted average remaining lease term (in years)	8 years 6 months		8 years 6 months
Weighted average discount rate (as a percent)	5.50%		5.50%
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	us-gaap:OtherAssets		us-gaap:OtherAssets		us-gaap:OtherAssets
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilitiesCurrent		us-gaap:OtherLiabilitiesCurrent		us-gaap:OtherLiabilitiesCurrent
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilitiesNoncurrent		us-gaap:OtherLiabilitiesNoncurrent		us-gaap:OtherLiabilitiesNoncurrent