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Note 11 - Stockholders's Equity (Details) - Stockholders’ Equity Transactions (USD $) | 3 Months Ended | 6 Months Ended |
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Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 | Jun. 30, 2013 | Jan. 31, 2013
Note 11 - Stockholders's Equity (Details) - Stockholders’ Equity Transactions [Line Items] |  |  |  |  |
Common stock (in Shares) |  |  |  |  | 10,056,719
Common stock, amount |  |  | $ 11,859,267 |  |
Additional paid-in capital |  |  | 28,632,311 |  |
Deficit |  |  | (13,329,379) |  |
Accumulated Other Comprehensive Income |  |  | (244,981) |  |
Total stockholders' equity | 29,122,162 |  | 26,917,218 |  |
Common stock (in Shares) |  |  |  |  | 10,056,719
Common stock, amount | 13,513,124 |  | 13,513,124 |  |
Additional paid-in capital | 29,138,165 |  | 29,138,165 |  |
Deficit | (11,505,358) |  | (11,505,358) |  |
Accumulated Other Comprehensive Income | (30,171) |  | (30,171) |  |
Total stockholders' equity | 31,115,760 |  | 31,115,760 |  |
Common stock (in Shares) | 48,108 | 129,929 | 340,021 | 144,143 |
Total stockholders' equity | 130,782 |  | 1,041,863 |  |
Repurchase and retirement of shares (in Shares) |  |  | 6,092 |  |
Repurchase and retirement of shares |  |  | 82,286 |  |
Repurchase and retirement of shares |  |  | (82,286) |  |
Total stockholders' equity | 85,357 |  | 186,334 |  |
Income tax effect related to stock options exercised |  |  | 1,013,800 |  |
Deficit | 1,347,182 | 587,630 | 1,824,021 | 664,209 |
Total stockholders' equity | 1,347,182 | 587,630 | 1,824,021 | 664,209 |
Accumulated Other Comprehensive Income | 370,868 |  | 7,687 |  |
Total stockholders' equity | 370,868 |  | 7,687 |  |
Accumulated Other Comprehensive Income | 59,409 |  | 207,123 |  |
Total stockholders' equity | 59,409 |  | 207,123 |  |
Common Stock [Member] |  |  |  |  |
Note 11 - Stockholders's Equity (Details) - Stockholders’ Equity Transactions [Line Items] |  |  |  |  |
Common stock (in Shares) | 11,192,884 |  | 10,907,063 |  |
Common stock, amount | 13,301,296 |  | 11,859,267 |  |
Common stock (in Shares) | 11,240,992 |  | 11,240,992 |  |
Common stock, amount | 13,513,124 |  | 13,513,124 |  |
Common stock (in Shares) | 48,108 |  | 340,021 |  |
Common stock, amount | 211,828 |  | 1,658,731 |  |
Repurchase and retirement of shares (in Shares) |  |  | (6,092) |  |
Repurchase and retirement of shares |  |  | (4,874) |  |
Repurchase and retirement of shares |  |  | 4,874 |  |
Additional Paid-in Capital [Member] |  |  |  |  |
Note 11 - Stockholders's Equity (Details) - Stockholders’ Equity Transactions [Line Items] |  |  |  |  |
Additional paid-in capital | 29,133,854 |  | 28,632,311 |  |
Additional paid-in capital | 29,138,165 |  | 29,138,165 |  |
Additional paid-in capital | (81,046) |  | (616,868) |  |
Repurchase and retirement of shares |  |  | (77,412) |  |
Additional paid-in capital | 85,357 |  | 186,334 |  |
Income tax effect related to stock options exercised |  |  | 1,013,800 |  |
Retained Earnings [Member] |  |  |  |  |
Note 11 - Stockholders's Equity (Details) - Stockholders’ Equity Transactions [Line Items] |  |  |  |  |
Deficit | (12,852,540) |  | (13,329,379) |  |
Deficit | (11,505,358) |  | (11,505,358) |  |
Deficit | 1,347,182 |  | 1,824,021 |  |
Total stockholders' equity | 1,347,182 |  | 1,824,021 |  |
Accumulated Other Comprehensive Income (Loss) [Member] |  |  |  |  |
Note 11 - Stockholders's Equity (Details) - Stockholders’ Equity Transactions [Line Items] |  |  |  |  |
Accumulated Other Comprehensive Income | (460,448) |  | (244,981) |  |
Accumulated Other Comprehensive Income | (30,171) |  | (30,171) |  |
Accumulated Other Comprehensive Income | 370,868 |  | 7,687 |  |
Total stockholders' equity | 370,868 |  | 7,687 |  |
Accumulated Other Comprehensive Income | 59,409 |  | 207,123 |  |
Total stockholders' equity | $ 59,409 |  | $ 207,123 |  |

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