LEASES - Leases Balance Sheets Location (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Jan. 01, 2019
Operating lease right-of-use asset	$ 9,650
Financial position	us-gaap:OtherAssets
Operating lease liability	$ 12,666
Financial position	us-gaap:OtherLiabilities
Weighted-Average Remaining Lease Term - Operating leases	4 years 8 months 27 days
Weighted-Average Discount Rate - Operating leases	3.72%
ASU 2016-02
Operating lease right-of-use asset		$ 12,900
Operating lease liability		$ 16,600