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AT&T Agreement (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 12 Months Ended
Jan. 31, 2020
Oct. 31, 2019
Dec. 31, 2020
Dec. 31, 2019
Jan. 30, 2020
AT&T Agreement (Details) [Line Items]          
Cash consideration     $ 2    
Equipment term     7 years    
Termination term     3 years    
Sale-leaseback financing method     $ 4,700    
Minimum lease payments     $ 5,000    
Exercise price (in Dollars per share)     $ 0.01    
AT&T Warrants vested percentage     60.00% 60.00%  
Interest rate percentage     6.00%    
Class D Redeemable Preferred Stock [Member]          
AT&T Agreement (Details) [Line Items]          
Stock purchase (in Shares)   21,221,299      
Exercise price (in Dollars per share)   $ 2.89      
Granted additional warrants to purchase stock (in Shares)   1,910,158      
Warrants expire term     10 years    
Interest rate percentage     66.60%    
Fair value     $ 5 $ 11,000  
Class A Common Stock [Member]          
AT&T Agreement (Details) [Line Items]          
Exercise price (in Dollars per share)         $ 0.01
Granted additional warrants to purchase stock (in Shares) 468,678        
Warrant issued (in Shares)   6,947,447      
Warrants expire term     20 years    
Fair value     $ 774