CASH, CASH EQUIVALENTS AND RESTRICTED CASH - Reconciliation of Cash, Cash Equivalents and Restricted Cash (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2021	Dec. 31, 2020
Cash and Cash Equivalents [Abstract]
Cash and cash equivalents	$ 120,976	$ 143,964	$ 14,718	$ 29,265
Restricted cash included in Other current assets	316	1,083	270	270
Restricted cash included in Other assets	832	832	1,147	1,147
Total Cash, Cash Equivalents, and Restricted Cash shown in the Condensed Consolidated Statements of Cash Flows	$ 122,124	$ 145,879	$ 16,135	$ 30,682