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Accounts Receivable (Tables)
 9 Months Ended
Sep. 30, 2021
Receivables [Abstract]  
Accounts receivables consist of the following at:

Accounts receivables consist of the following at:

 

(Dollars in thousands)

  September 30,
2021		   December 31,
2020		 
U.S. and State Government  $6   $2 
Commercial   845    909 
Data Hosting   82    — 
Other   94    64 
Total  $1,027   $975