LEASES - Future Lease Payments (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Future lease payments over the remaining term of capitalized operating leases
2020, excluding the three months ended March 31, 2020	$ 3,495
2021	4,344
2022	3,364
2023	2,824
2024	1,699
2025	1,594
Thereafter	888
Total	18,208
Imputed interest	(1,595)
Lease liability balance	16,613
Right-of-use assets	15,776	$ 13,842
Long-term lease liability	12,551	$ 10,330
Short-term lease liability	$ 4,062
Current operating lease liability, Statement of Financial Position	us-gaap:AccruedLiabilitiesAndOtherLiabilities
Related Parties
Future lease payments over the remaining term of capitalized operating leases
2020, excluding the three months ended March 31, 2020	$ 1,006
2021	1,253
2022	1,253
2023	1,149
Total	4,661
Lease liability balance	4,353
Right-of-use assets	4,353
Others
Future lease payments over the remaining term of capitalized operating leases
2020, excluding the three months ended March 31, 2020	2,489
2021	3,091
2022	2,111
2023	1,675
2024	1,699
2025	1,594
Thereafter	888
Total	$ 13,547