Note 5 - Accounts Receivable - Summary of Accounts Receivable (Details) - USD ($) |
Jun. 30, 2020 |
Dec. 31, 2019 |
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Accounts receivable - current | $ 329,126 | $ 139,785 |
Accounts receivable - non current | 1,720,000 | 1,720,000 |
Total accounts receivable | 2,049,126 | 1,859,785 |
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 | $ 315,341 | $ 126,000 |
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- Definition Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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X | ||||||||||
- Definition Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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X | ||||||||||
- Definition Amount of allowance for credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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X | ||||||||||
- Definition Amount of allowance for credit loss on accounts receivable, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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X | ||||||||||
- Definition Amount of allowance for credit loss on accounts receivable, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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