Note 3 - Recently-Adopted Accounting Pronouncements (Details Textual) - USD ($) |
6 Months Ended | |||
|---|---|---|---|---|
Jun. 30, 2019 |
Jun. 30, 2018 |
Jan. 01, 2019 |
Dec. 31, 2018 |
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| Lessee, Operating Lease, Term of Contract | 4 years 30 days | |||
| Operating Lease, Right-of-Use Asset | $ 196,877 | |||
| Operating Lease, Liability, Total | $ 198,518 | |||
| Operating Lease, Weighted Average Remaining Lease Term | 2 years | |||
| Operating Lease, Weighted Average Discount Rate, Percent | 5.50% | |||
| Operating Lease, Expense | $ 52,244 | $ 52,244 | ||
| Accounting Standards Update 2016-02 [Member] | ||||
| Operating Lease, Right-of-Use Asset | $ 244,877 | |||
| Operating Lease, Liability, Total | $ 242,696 | |||
| X | ||||||||||
- Definition Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of operating lease expense. Excludes sublease income. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Present value of lessee's discounted obligation for lease payments from operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Weighted average discount rate for operating lease calculated at point in time. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Details
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