Quarterly report pursuant to Section 13 or 15(d)

OTHER SUPPLEMENTAL INFORMATION - Other long-term assets (Details)

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OTHER SUPPLEMENTAL INFORMATION - Other long-term assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Right-of-use lease assets $ 3,718 $ 1,527
Other long-term assets 1,559 1,664
Total 6,998 5,712
RCC    
Equity method investment in RCC $ 1,721 $ 2,521