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Note 4 - Accrued Expenses | 12 Months Ended
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Dec. 31, 2019
Notes to Financial Statements |
Accounts Payable and Accrued Liabilities Disclosure [Text Block] | 4. Accrued Expenses Accrued expenses as shown on the accompanying Consolidated Balance Sheets is composed of the following as of December 31, 2019 and 2018:
|  | 2019 |  |  | 2018 |
Accrued management salaries |  | $ | 1,323,483 |  |  | $ | 924,509 |
Accrued directors’ fees |  |  | 409,219 |  |  |  | 295,670 |
Other accrued expenses |  |  | 118,338 |  |  |  | 18,373 |
Total accrued expenses |  | $ | 1,851,040 |  |  | $ | 1,238,552 |

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- Definition The entire disclosure for accounts payable and accrued liabilities at the end of the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(a),20,24) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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