LEASES - Schedule Of Operating Lease Right of Use Assets and Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Lessee Lease Description [Line Items]
Right-of-use assets	$ 31,627	$ 8,750
Current Liabilities [Member]
Lessee Lease Description [Line Items]
Short-term lease liabilities	3,111	1,871
Non-current Liabilities [Member]
Lessee Lease Description [Line Items]
Long-term lease liabilities	$ 28,516	$ 6,879