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Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2019
Accounting Policies [Abstract]  
Schedule of Changes in Contract Assets and Liabilities

The following table present changes in our contract assets and liabilities during the twelve months ended December 31, 2019 and 2018:

 

    Balance at Beginning
of Period
    Revenue Recognized
in Advance
of Billings
    Billings     Balance at
End of
Period(a)
 
Twelve months ended December 31, 2019                                
Contract assets: Unbilled receivables   $ 65,118     $ 156,876     $ (198,623 )   $ 23,371  
                                 
Twelve months ended December 31, 2018                                
Contract assets: Unbilled receivables   $ 89,847     $ 319,221     $ (343,950 )   $ 65,118  

 

(a) Unbilled receivables were reflected within other current assets on the consolidated balance sheets. 

 

    Balance at
Beginning
of Period
    Billings     Recognized Revenue     Balance at
End of
Period
 
Twelve months ended December 31, 2019                                
Contract liabilities: Deferred revenue   $ 723,619     $ 2,637,191     $ (2,606,737 )   $ 754,073  
                                 
Twelve months ended December 31, 2018                                
Contract liabilities: Deferred revenue   $ 708,130     $ 2,370,975     $ (2,355,486 )   $ 723,619