Quarterly report pursuant to Section 13 or 15(d)

SIGNIFICANT ACCOUNTING POLICIES (Details)

v3.21.1
SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Mar. 31, 2020
Dec. 31, 2019
Accounting Policies [Abstract]        
Cash and cash equivalents $ 164,214 $ 77,068    
Restricted cash 240 240    
Total $ 164,454 $ 77,308 $ 30,765 $ 11,349