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STOCK OPTIONS (Stock Options) (Details) - USD ($) | 3 Months Ended
--- | ---
Mar. 31, 2016 | Mar. 31, 2015
Number of Options |  |
Granted (in shares) | 14,000 | 12,350
Outstanding at end of period (in shares) | 1,121,794 |
Exercisable at end of period (in shares) | 468,451 |
Weighted-Average Exercise Price |  |
Stock options, expected to vest, outstanding (in shares) | 1,093,823 |
Stock options, expected to vest, outstanding, aggregate intrinsic value | $ 0 |
Equity Incentive Plan 2006 |  |
Number of Options |  |
Granted (in shares) | 14,000 |
Weighted-Average Exercise Price |  |
Granted (in dollars per share) | $ 1.07 |
Employee Stock Option |  |
Number of Options |  |
Outstanding at beginning of period (in shares) | 1,107,794 |
Granted (in shares) | 14,000 |
Exercisable at end of period (in shares) | 468,451 |
Weighted-Average Exercise Price |  |
Outstanding at beginning of period (in dollars per share) | $ 3.45 |
Granted (in dollars per share) | 1.07 |
Outstanding at end of period (in dollars per share) | 3.42 |
Exercisable at end of period (in dollars per share) | $ 5.25 |

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- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. + 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)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Number of options outstanding, including both vested and non-vested options. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. + 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)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Amount by which the current fair value of the underlying stock exceeds the exercise price of fully vested and expected to vest options outstanding. + 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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