Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Parenthetical)

v3.22.4
CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Parenthetical) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS      
Foreign currency translation adjustments, tax $ 0 $ 0 $ 0
Foreign currency (losses) gains on intercompany loan of a long-term investment nature, tax 0 0 0
Unrealized holding (losses) gains on available-for-sale debt securities, tax 0 0 0
Reclassification adjustment for gains on available-for-sale debt securities included in net loss, tax $ 0 $ 0 $ 0