DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Schedule of Derivative Assets and Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Derivative Assets
Gross Amount	$ 254	$ 322
Net Amounts Presented in the Statement of Financial Position	254	322
Net Amount	254	322
Derivative Liabilities
Gross Amount	964	8,455
Net Amounts Presented in the Statement of Financial Position	964	8,455
Net Amount	$ 964	$ 8,455