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Sale of Secured Communications Assets (Details)
 1 Months Ended
Jul. 23, 2020
Sale Of Secured Communications Assets [Abstract]  
Sale of assets, description the Company completed the Asset Sale for a cash purchase price of $250,000, $150,000 of which was paid at closing and $100,000 of which is payable in four equal installments over the fifteen-month period following the closing of the Asset Sale and was recorded under other current assets in the condensed consolidated balance sheets as of December 31, 2020. The Amended and Restated Agreement also provides for a revenue sharing arrangement, pursuant to which the Company is entitled to receive quarterly royalty payments ranging from 5% to 10% of certain revenues received by the Buyer, with the aggregate amount of such royalty payments not to exceed $500,000.