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ACQUISITIONS - Bureau of Internet Accessibility Inc - Tangible and intangible assets acquired and liabilities assumed (parenthetical) (Details)
3 Months Ended 7 Months Ended 9 Months Ended
Mar. 09, 2022
USD ($)
Y
Sep. 30, 2022
USD ($)
Sep. 30, 2022
USD ($)
Sep. 30, 2022
USD ($)
Business Acquisition [Line Items]        
Amortization expense       $ 399,000
Transaction costs   $ 7,000   247,000
Bureau of Internet Accessibility Inc        
Business Acquisition [Line Items]        
Contingent consideration liability $ 2,585,000   $ 182,000  
Transaction costs       $ 247,000
Bureau of Internet Accessibility Inc | Discount rate        
Business Acquisition [Line Items]        
Fair value of the contingent consideration liability, Measurement Input 9.0      
Bureau of Internet Accessibility Inc | Discount rate | Recurring        
Business Acquisition [Line Items]        
Fair value of the contingent consideration liability, Measurement Input 10.5      
Bureau of Internet Accessibility Inc | Discount rate | Non-recurring        
Business Acquisition [Line Items]        
Fair value of the contingent consideration liability, Measurement Input 11.5      
Bureau of Internet Accessibility Inc | Volatility rate        
Business Acquisition [Line Items]        
Fair value of the contingent consideration liability, Measurement Input 24.65      
Bureau of Internet Accessibility Inc | Risk-free interest rate        
Business Acquisition [Line Items]        
Fair value of the contingent consideration liability, Measurement Input 1.58      
Bureau of Internet Accessibility Inc | Discount periods | Recurring        
Business Acquisition [Line Items]        
Fair value of the contingent consideration liability, Measurement Input | Y 2.22      
Bureau of Internet Accessibility Inc | Discount periods | Non-recurring        
Business Acquisition [Line Items]        
Fair value of the contingent consideration liability, Measurement Input | Y 1.01      
Maximum | Bureau of Internet Accessibility Inc        
Business Acquisition [Line Items]        
Useful life 7 years      
Minimum | Bureau of Internet Accessibility Inc        
Business Acquisition [Line Items]        
Useful life 2 years