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Accounts Receivable | 3 Months Ended
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Mar. 31, 2020
Accounts Receivable Net Current [Abstract] |
Accounts Receivable | NOTE 4 – ACCOUNTS RECEIVABLE Accounts receivable, net consists of the following:
|  | March 31, |  |  | December 31, |
|  | 2020 |  |  | 2019 |
Accounts receivable |  | $ | 9,122,983 |  |  | $ | 11,655,725 |
Unbilled receivables |  |  | 214 |  |  |  | 25,432 |
|  |  | 9,123,197 |  |  |  | 11,681,157 |
Less: allowance for doubtful accounts |  |  | (11,518 | ) |  |  | (14,000 | )
|  | $ | 9,111,679 |  |  | $ | 11,667,157 |
Unbilled receivables include amounts associated with percentage of completion and milestone billing accounting, which includes cost and gross profit earned in excess of billing, not currently billable due to contractual provisions. Recoveries of bad debt expense related to accounts receivable was ($2,405) and ($88) for the three month periods ended March 31, 2020 and 2019, respectively.

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- Definition The entire disclosure for financing receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -URI http://asc.fasb.org/subtopic&trid=2196772 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 20 -URI http://asc.fasb.org/subtopic&trid=2196816 + Details
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