v3.23.1
FAIR VALUE MEASUREMENTS (Tables)
3 Months Ended
Mar. 31, 2023
Fair Value Disclosures [Abstract]  
Fair value measurements
Fair value measurements  March 31, 2023   December 31, 2022 
   Cost   Unrealized Gain/(Loss)   Fair Value   Cost   Unrealized Gain/Loss   Fair Value 
Cash  $167   $   $167   $1   $   $1 
Money market funds   10,957        10,957    21,183        21,183 
US treasury bills   1,963        1,963             
US agency bonds   3,967    (2)   3,965             
Total  $17,054   $(2)  $17,052   $21,184   $   $21,184