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Schedule II Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2021
Notes to Financial Statements |
SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] |
Item 15. | Exhibits and Financial Statement Schedules
(a) Financial Statements and Schedules The financial statements are set forth under Item 8 of this Annual Report. The following financial statement schedule for the years ended December 31, 2021 and December 31, 2020 is included in this Annual Report on Form 10-K: a. Valuation and Qualifying Accounts for the years ended December 31, 2021 and December 31, 2020.
|  | 2021 |  |  | 2020 |
Bad debt expense |  |  | (28,499 | ) |  |  | 320,270 |
Reserve for obsolete inventory |  |  | 162,651 |  |  |  | 266,021 |
|  | Balance Beginning of Year |  |  | Charges to Costs and Expenses |  |  | Deductions (1) |  |  | Balance End of Year |
Year Ended December 31, 2021 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for inventory obsolescence |  | $ | 723,949 |  |  | $ | 162,651 |  |  | $ | (618,129 | ) |  | $ | 268,470 |
Allowance for doubtful accounts |  |  | 498,044 |  |  |  | (28,499 | ) |  |  | (60,469 | ) |  |  | 409,076 |
Totals |  | $ | 1,221,993 |  |  | $ | 134,152 |  |  | $ | (678,598 | ) |  | $ | 677,546 |
Year Ended December 31, 2020 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for inventory obsolescence |  | $ | 665,308 |  |  | $ | 266,021 |  |  | $ | (207,380 | ) |  | $ | 723,949 |
Allowance for doubtful accounts |  |  | 612,434 |  |  |  | 320,270 |  |  |  | (434,660 | ) |  |  | 498,044 |
Totals |  | $ | 1,277,742 |  |  | $ | 586,291 |  |  | $ | (642,040 | ) |  | $ | 1,221,993 |
|  | 2021 |  |  | 2020 |
Allowance for doubtful accounts at the beginning of the period |  | $ | 498,044 |  |  | $ | 612,434 |
Bad debt expense |  |  | (28,499 | ) |  |  | 320,270 |
Receivables written off during the periods |  |  | (24,415 | ) |  |  | (484,265 | )
Effect of currency translation |  |  | (36,054 | ) |  |  | 49,605 |
Allowance for doubtful accounts at the end of the period |  | $ | 409,076 |  |  | $ | 498,044 |
(1) Includes write-offs, the impact of foreign currency exchange rates. Schedules other than that listed above are omitted because the conditions requiring their filing do not exist or because the required information is provided in the Consolidated Financial Statements, including the Notes thereto. Financial statement schedules have been omitted since they are either not required, not applicable, or the information is otherwise included.

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- Definition The entire disclosure for valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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