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Note 5 - Other Comprehensive Loss (Tables) | 12 Months Ended
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Dec. 31, 2017
Notes Tables |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
|  |  |  |  |  | Accumulated |
|  | Foreign |  |  | Other |
|  | Currency |  |  | Comprehensive |
|  | Items |  |  | Loss |
Beginning balance |  | $ | (5,593,878 | ) |  | $ | (5,593,878 | )
Current period change |  |  | 228,514 |  |  |  | 228,514 |
Ending balance |  | $ | (5,365,364 | ) |  | $ | (5,365,364 | )
|  |  |  |  |  | Accumulated |
|  | Foreign |  |  | Other |
|  | Currency |  |  | Comprehensive |
|  | Items |  |  | Loss |
Beginning balance |  | $ | (4,076,318 | ) |  | $ | (4,076,318 | )
Current period change |  |  | (1,517,560 | ) |  |  | (1,517,560 | )
Ending balance |  | $ | (5,593,878 | ) |  | $ | (5,593,878 | )

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=84228862&loc=SL7669686-108580 + Details
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