LEASES - Lease Liability Maturities (Details) $ in Thousands	Mar. 31, 2019 USD ($)
Operating Leases
2019	$ 3,270
2020	3,060
2021	2,179
2022	1,460
2023	1,322
2024 and thereafter	2,732
Total undiscounted payments	14,023
Less: amount representing interest	(1,752)
Present value of net minimum lease payments	12,271
Finance Leases
2019	4,583
2020	5,677
2021	4,215
2022	1,565
2023	36
2024 and thereafter	16
Total undiscounted payments	16,092
Less: amount representing interest	(479)
Present value of net minimum lease payments	$ 15,613