OTHER NONCURRENT ASSETS - Components of other noncurrent assets (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
OTHER NONCURRENT ASSETS
Right-of-use asset	$ 22,390	$ 17,794
Long-term deposits	626	390
Other investments	5,950	6,750
Other	1,747	546
Total other noncurrent assets	$ 30,713	$ 25,480