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FAIR VALUE MEASUREMENTS (Details) - USD ($)
9 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Assets:    
Investments held in Trust Account $ 138,009,907  
Recurring    
Assets:    
Assets measured at fair value   $ 0
Liabilities measured at fair value   $ 0
Level 1    
Assets:    
Investments held in Trust Account 138,009,907  
Transfers from Level 1 to Level 2 0  
Level 2    
Assets:    
Transfers from Level 2 to Level 1 0  
Level 3    
Assets:    
Transfers in into Level 3 0  
Transfers out of Level 3 $ 0