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Note 16 - Net Income (Loss) Per Share (Tables) | 12 Months Ended
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Dec. 31, 2014
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
Year ended December 31, |  |  |  |  |  |  |  |
(in thousands, except per share data) |  | 201 4 |  |  | 201 3 |
Basic |  |  |  |  |  |  |  |
Net income (loss) attributable to Intelligent Systems Corporation |  | $ | (76 | ) |  | $ | 1,084 |
Weighted average common shares outstanding |  |  | 8,958 |  |  |  | 8,958 |
Net income (loss) per share |  | $ | (0.01 | ) |  | $ | 0.12 |
Diluted |  |  |  |  |  |  |  |
Net income (loss) attributable to Intelligent Systems Corporation |  | $ | (76 | ) |  | $ | 1,084 |
Weighted average common shares outstanding |  |  | 8,958 |  |  |  | 8,958 |
Effect of dilutive potential common shares: stock options |  |  | -- |  |  |  | 2 |
Total |  |  | 8,958 |  |  |  | 8,960 |
Net income (loss) per share |  | $ | (0.01 | ) |  | $ | 0.12 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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