XML 43 R28.htm IDEA: XBRL DOCUMENT
v3.21.1

Note 4 - Accounts Receivable (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Notes Tables |
Schedule of Receivables with Imputed Interest [Table Text Block] |
|  | December 31, |
|  | 2020 |  |  | 2019 |
Trade accounts |  | $ | 3,537,864 |  |  | $ | 3,346,215 |
Premiums |  |  | 832,221 |  |  |  | 971,963 |
Allowance for doubtful accounts |  |  | (328,522 | ) |  |  | (127,635 | )
Total Accounts Receivable, net |  | $ | 4,041,563 |  |  | $ | 4,190,543 |

X
- Definition Tabular disclosure of receivables or notes with discounts or premiums resulting from the determination of present value in cash or noncash transactions, including description of the receivable, the effective interest rate, the face amount, amortization period and method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28541-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28551-108399 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28555-108399 + Details
Name: | us-gaap_ScheduleOfReceivablesWithImputedInterestTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration