v2.4.0.6

Note 7 - Stockholders' Equity (Tables) | 6 Months Ended
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Jun. 30, 2012
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] | Following is a summary of the activity of options to an independent director:
|  | Options outstanding |  |  | Weighted Average Exercise Price |  |  | Weighted average remaining contractual life |  |  | Aggregate Intrinsic Value |
Outstanding, December 31, 2011 |  |  | 50,000 |  |  | $ | 10.96 |  |  |  | 2.98 |  |  | $ | - |
Exercisable, December 31, 2011 |  |  | 50,000 |  |  | $ | 10.96 |  |  |  | 2.98 |  |  | $ | - |
Outstanding, June 30, 2012 |  |  | 50,000 |  |  | $ | 10.96 |  |  |  | 2.48 |  |  | $ | - |
Exercisable, June 30, 2012 |  |  | 50,000 |  |  | $ | 10.96 |  |  |  | 2.48 |  |  | $ | - |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding and Exercisable [Table Text Block] | The exercise price for options outstanding at June 30, 2012, is as follows:
Number of Options |  |  | Exercise Price |
| 50,000 |  |  | $ | 10.96 |
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] | The assumptions used in calculating the fair value of options granted using the Black-Scholes option-pricing model are as follows:
Risk-free interest rate |  |  | 2.25 | %
Expected life of the options |  | 3 to 3.5 years
Expected volatility |  |  | 80 | %
Expected dividend yield |  |  | 0 | %

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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the number of fully vested share options (or share units) and share options expected to vest at the date of the latest statement of financial position, weighted-average exercise price (or conversion ratio), aggregate intrinsic value (except for nonpublic entities), and weighted-average remaining contractual term for both options (or share units) currently outstanding and options (or share units) exercisable (or convertible). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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