RELATED PARTY TRANSACTIONS - Related party transactions (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Metaminds Software    
Related Party Transaction [Line Items]    
Rent expense - from Metaminds Software $ 55 $ 0
Metaminds Technologies | Offshore IT, sales support and other services from    
Related Party Transaction [Line Items]    
Services received from related parties 0 54
Metaminds Technologies | Offshore software development services from    
Related Party Transaction [Line Items]    
Services received from related parties 0 216
Metaminds Global | Offshore IT, sales support and other services from    
Related Party Transaction [Line Items]    
Services received from related parties 0 78
Metaminds Global | Offshore software development services from    
Related Party Transaction [Line Items]    
Services received from related parties 0 312
Mondee Group Loan    
Related Party Transaction [Line Items]    
Interest Income from Mondee Group Loan 0 127
Mondee Group LLC    
Related Party Transaction [Line Items]    
Service fee from Mondee Group LLC $ 0 $ 967