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STOCKHOLDERS' EQUITY (Tables) | 6 Months Ended
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Jun. 30, 2015
Stockholders' Equity Note [Abstract] |
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] | Transactions and other information relating to stock options for the three months ended June 30, 2015, are summarized below:
|  |  |  |  |  | Weighted-Average |  |  |
|  |  |  |  |  | Remaining |  | Aggregate |
|  | Number of |  | Weighted-Average |  | Contractual Term |  | Intrinsic |
|  | Options |  | Exercise Price |  | (In Years) |  | Value |
Outstanding at December 31, 2014 |  |  | 3,737,000 |  | $ | 3.12 |  |  | 5.18 |  | $ | 629,440 |
Grants |  |  | — |  | $ | — |  |  |  |  |  |  |
Exercised |  |  | — |  | $ | — |  |  |  |  |  |  |
Forfeited/cancelled/expired |  |  | 370,000 |  | $ | 12.65 |  |  |  |  |  |  |
Balance as of June 30, 2015 |  |  | 3,367,000 |  | $ | 2.07 |  |  | 5.22 |  | $ | 4,264,271 |
Vested and expected to vest at June 30, 2015 |  |  | 3,269,000 |  | $ | 2.05 |  |  | 5.09 |  | $ | 4,223,278 |
Unvested at June 30, 2015 |  |  | 812,000 |  | $ | 2.75 |  |  | 9.27 |  | $ | 340,898 |
Exercisable at June 30, 2015 |  |  | 2,555,000 |  | $ | 1.86 |  |  | 3.93 |  | $ | 3,923,373 |
Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block] | Transactions and other information relating to restricted stock grants for the six months ended June 30, 2015, are summarized below:
|  |  |  |  | Average |
|  |  |  |  | Fair Value |
|  |  |  |  | at Grant |
|  | Shares |  | Date |
Unvested at December 31, 2014 |  |  | 2,535,000 |  | $ | 2.78 |
Grants |  |  | 69,000 |  | $ | 3.64 |
Vested |  |  | (958,000) |  | $ | 2.77 |
Forfeited/cancelled/expired |  |  | (50,000) |  | $ | 2.75 |
Unvested at June 30, 2015 |  |  | 1,596,000 |  | $ | 2.82 |

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- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited 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 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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