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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($)
6 Months Ended
Jun. 30, 2022
Dec. 31, 2021
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES    
Threshold period of past due (in days) 90 days  
Allowance for doubtful accounts $ 250,000 $ 250,000
Maximum original expected duration of cancelable service contracts (in years) 1 year