LEASES - Adoption of ASU 2016-02 (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019	Jan. 01, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Right-of-use asset	$ 3,178	$ 3,327
Lease liabilities	3,392	3,529
Accrued expenses and other liabilities	$ 27,266	$ 26,993
ASU 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Right-of-use asset			$ 2,700
Lease liabilities			2,900
Accrued expenses and other liabilities			$ 200