v3.23.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional information (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
item
Dec. 31, 2020
USD ($)
Dec. 31, 2018
USD ($)
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES        
Negative working capital $ 31,994      
Certificates of deposits pledged for loans from third parties 15,327      
Amount pledged from proceeds received from two third parties under a short-term loan arrangement     $ 15,327  
Number of third parties to whom loan was repaid | item   1    
Net carrying amount of right of use asset 16 $ 18    
Property and equipment, net 10,885 19,302    
Deferred revenue 7,745 3,428    
Revenue remaining performance obligation 5,295      
Contract with customer, asset, net 5,536      
Revenue from non monetary transactions 0 0    
Direct costs for non monetary exchanges $ 0      
VAT rate 6.00%      
Cost of non-deductible input VAT that generated in prior years $ 27 521 1,318  
Advertising expenses 24 $ 143 $ 201  
Unrecognised tax benefit 0     $ 11,065
Office space        
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES        
Property and equipment, net 9,324      
Office equipment and furniture        
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES        
Property and equipment, net $ 4,079      
PRC Tax Administration and Collection Law [Member]        
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES        
Operating loss carryforwards, limitations on use According to the PRC Tax Administration and Collection Law, the statute of limitations is three years if the underpayment of taxes is due to computational errors made by the taxpayer or the withholding agent. The statute of limitations is extended to five years under special circumstances, where the underpayment of taxes is more than RMB 100 thousand. In the case of transfer pricing issues, the statute of limitation is ten years. There is no statute of limitation in the case of tax evasion.      
Hong Kong Inland Revenue Department [Member]        
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES        
Operating loss carryforwards, limitations on use According to Hong Kong Inland Revenue Department, the statute of limitation is six years if any company chargeable with tax has not been assessed or has been assessed at less than the proper amount, the statute of limitation is extended to 10 years if the underpayment of taxes is due to fraud or willful evasion.      
Exchange of office software | Beijing Kingsoft Co., Ltd.        
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES        
Consideration amount $ 431      
Minimum | Investee Companies [Member]        
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES        
Ownership percentage 20.00%      
Maximum | Investee Companies [Member]        
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES        
Ownership percentage 50.00%