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Note 4 - Accounts Receivable | 6 Months Ended
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Jun. 30, 2019
Notes to Financial Statements |
Loans, Notes, Trade and Other Receivables Disclosure [Text Block] |
4. | ACCOUNTS RECEIVABLE
Accounts receivable are carried at original amount less an estimate made for doubtful receivables based on a review of all outstanding amounts on a monthly basis. Management determines the allowance for doubtful receivables by regularly evaluating individual customer receivables and considering a customer’s financial condition, credit history, and current economic conditions. Accounts receivable are written off when deemed uncollectible. As a result of the payment delays for a large customer, the Company has reserved $1,720,000 at June 30, 2019 and December 31, 2018, which represents 100% of the remaining balance owed under the contract, respectively. Recoveries of accounts receivable previously written off are recorded when received. Accounts receivable at June 30, 2019 and December 31, 2018 consisted of the following:
|  | June 30, |  |  | December 31, |
|  | 201 9 |  |  | 201 8 |
Accounts receivable - current |  | $ | 703,685 |  |  | $ | 1,587,817 |
Accounts receivable - non current |  |  | 1,720,000 |  |  |  | 1,720,000 |
Total accounts receivable |  |  | 2,423,685 |  |  |  | 3,307,817 |
Allowance for doubtful accounts - current |  |  | (13,785 | ) |  |  | (13,785 | )
Allowance for doubtful accounts - non current |  |  | (1,720,000 | ) |  |  | (1,720,000 | )
Total allowance for doubtful accounts |  |  | (1,733,785 | ) |  |  | (1,733,785 | )
Accounts receivable, net of allowance for doubtful accounts |  | $ | 689,900 |  |  | $ | 1,574,032 |

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- Definition The entire disclosure for claims held for amounts due a entity, excluding financing receivables. Examples include, but are not limited to, trade accounts receivables, notes receivables, loans receivables. Includes disclosure for allowance for credit losses. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -URI http://asc.fasb.org/subtopic&trid=2196772 + Details
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