OPTIONS AND WARRANTS TO PURCHASE COMMON STOCK (Details) (USD $) | 0 Months Ended | 1 Months Ended | 3 Months Ended | 12 Months Ended | 60 Months Ended |
Dec. 22, 2011 | Aug. 31, 2013 | Mar. 31, 2013 | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2013 |
Derivative Instruments - Warrants [Abstract] | ' | ' | ' | ' | | ' | ' | ' |
Issued (in shares) | 5,000,000 | ' | ' | 0 | | 0 | 5,853,590 | ' |
Common shares issued in private placement (in shares) | 10,000,000 | ' | 3,756,757 | ' | | ' | ' | ' |
Strike price of warrants (in dollars per share) | $2 | $1.93 | $1.97 | ' | | ' | ' | ' |
Gross proceeds from issuance of common stocks | ' | ' | $5,560,000 | $5,560,000 | | $1,625,000 | $14,185,000 | $21,370,000 |
Mandatory convertible PIK Notes issued | ' | ' | ' | 10,500,000 | | ' | ' | ' |
Percentage of mandatory convertible PIK Notes issued (in hundredths) | ' | ' | ' | 10.00% | | ' | ' | 10.00% |
Down round adjustment for strike price of warrants (in dollars per share) | ' | $0.04 | $0.03 | ' | | ' | ' | ' |
Proceeds from private placement allocated to common stock | 6,420,000 | ' | ' | ' | | ' | ' | ' |
Proceeds from private placement allocated to warrant derivative liability | 3,580,000 | ' | ' | ' | | ' | ' | ' |
Reclassification from warrant derivative liability due to change in valuation methodology | ' | ' | ' | ' | | 780,000 | ' | ' |
Other income from decrease in warrant derivative liability | ' | ' | ' | 9,995,000 | | 630,000 | 225,000 | ' |
Warrants, Exercise Price [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Warrants outstanding, Number (in shares) | ' | ' | ' | 6,204,930 | | ' | ' | 6,204,930 |
Warrants outstanding, Weighted average remaining contractual life | ' | ' | ' | '3 years 2 months 5 days | | ' | ' | ' |
Warrants outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.75 | | ' | $1.77 | $1.75 |
Intrinsic value of outstanding warrants | ' | ' | ' | 175,602 | | ' | ' | 175,602 |
Warrants compensation expense | ' | ' | ' | 0 | | 210,067 | 415,143 | ' |
Fair Value Assumptions [Abstract] | ' | ' | ' | ' | | ' | ' | ' |
Dividend Yield (in hundredths) | ' | ' | ' | 0.00% | | 0.00% | ' | ' |
Stock Options, Shares [Roll Forward] | ' | ' | ' | ' | | ' | ' | ' |
Outstanding at beginning of period (in shares) | ' | ' | 15,455,471 | 15,455,471 | | 11,598,411 | ' | ' |
Issued (in shares) | ' | ' | ' | 760,867 | | 3,932,060 | ' | ' |
Exercised (in shares) | ' | ' | ' | 0 | | -75,000 | ' | ' |
Forfeited (in shares) | ' | ' | ' | -338,222 | | 0 | ' | ' |
Outstanding at end of period (in shares) | ' | ' | ' | 15,878,116 | | 15,455,471 | 11,598,411 | 15,878,116 |
Stock Options, Weighted Average Exercise Price [Roll Forward] | ' | ' | ' | ' | | ' | ' | ' |
Outstanding at beginning of period (in dollars per share) | ' | ' | $1.04 | $1.04 | | $0.83 | ' | ' |
Issued (in dollars per share) | ' | ' | ' | $1.19 | | $1.64 | ' | ' |
Exercised (in dollars per share) | ' | ' | ' | $0 | | $0.67 | ' | ' |
Forfeited (in dollars per share) | ' | ' | ' | $1.73 | | $0 | ' | ' |
Outstanding at end of period (in dollars per share) | ' | ' | ' | $1.03 | | $1.04 | $0.83 | $1.03 |
Exercise Price 0.70 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Options outstanding, Number (in shares) | ' | ' | ' | 7,358,277 | | ' | ' | 7,358,277 |
Options outstanding, Weighted average remaining contractual life | ' | ' | ' | '4 years 11 months 8 days | | ' | ' | ' |
Options outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $0.70 | | ' | ' | $0.70 |
Options exercisable, Number (in shares) | ' | ' | ' | 7,358,277 | | ' | ' | 7,358,277 |
Options exercisable, Weighted average exercise price (in dollars per share) | ' | ' | ' | $0.70 | | ' | ' | $0.70 |
Exercise Price 0.83 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Options outstanding, Number (in shares) | ' | ' | ' | 3,205,134 | | ' | ' | 3,205,134 |
Options outstanding, Weighted average remaining contractual life | ' | ' | ' | '7 years 6 months 11 days | | ' | ' | ' |
Options outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $0.83 | | ' | ' | $0.83 |
Options exercisable, Number (in shares) | ' | ' | ' | 3,205,134 | | ' | ' | 3,205,134 |
Options exercisable, Weighted average exercise price (in dollars per share) | ' | ' | ' | $0.83 | | ' | ' | $0.83 |
Exercise Price 1.00 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Options outstanding, Number (in shares) | ' | ' | ' | 60,000 | | ' | ' | 60,000 |
Options outstanding, Weighted average remaining contractual life | ' | ' | ' | '2 years 6 months | | ' | ' | ' |
Options outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1 | | ' | ' | $1 |
Options exercisable, Number (in shares) | ' | ' | ' | 60,000 | | ' | ' | 60,000 |
Options exercisable, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1 | | ' | ' | $1 |
Exercise Price 1.10 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Options outstanding, Number (in shares) | ' | ' | ' | 300,000 | | ' | ' | 300,000 |
Options outstanding, Weighted average remaining contractual life | ' | ' | ' | '9 years 7 months 20 days | | ' | ' | ' |
Options outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.10 | | ' | ' | $1.10 |
Options exercisable, Number (in shares) | ' | ' | ' | 0 | | ' | ' | 0 |
Options exercisable, Weighted average exercise price (in dollars per share) | ' | ' | ' | $0 | | ' | ' | $0 |
Exercise Price 1.15 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Options outstanding, Number (in shares) | ' | ' | ' | 300,000 | | ' | ' | 300,000 |
Options outstanding, Weighted average remaining contractual life | ' | ' | ' | '9 years 5 months 23 days | | ' | ' | ' |
Options outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.15 | | ' | ' | $1.15 |
Options exercisable, Number (in shares) | ' | ' | ' | 33,333 | | ' | ' | 33,333 |
Options exercisable, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.15 | | ' | ' | $1.15 |
Exercise Price 1.24 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Options outstanding, Number (in shares) | ' | ' | ' | 100,000 | | ' | ' | 100,000 |
Options outstanding, Weighted average remaining contractual life | ' | ' | ' | '4 years 1 month 2 days | | ' | ' | ' |
Options outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.24 | | ' | ' | $1.24 |
Options exercisable, Number (in shares) | ' | ' | ' | 100,000 | | ' | ' | 100,000 |
Options exercisable, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.24 | | ' | ' | $1.24 |
Exercise Price 1.35 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Options outstanding, Number (in shares) | ' | ' | ' | 115,000 | | ' | ' | 115,000 |
Options outstanding, Weighted average remaining contractual life | ' | ' | ' | '7 years 2 months 26 days | | ' | ' | ' |
Options outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.35 | | ' | ' | $1.35 |
Options exercisable, Number (in shares) | ' | ' | ' | 94,167 | | ' | ' | 94,167 |
Options exercisable, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.35 | | ' | ' | $1.35 |
Exercise Price 1.45 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Options outstanding, Number (in shares) | ' | ' | ' | 125,000 | | ' | ' | 125,000 |
Options outstanding, Weighted average remaining contractual life | ' | ' | ' | '4 years 1 month 2 days | | ' | ' | ' |
Options outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.45 | | ' | ' | $1.45 |
Options exercisable, Number (in shares) | ' | ' | ' | 125,000 | | ' | ' | 125,000 |
Options exercisable, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.45 | | ' | ' | $1.45 |
Exercise Price 1.55 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Options outstanding, Number (in shares) | ' | ' | ' | 330,000 | | ' | ' | 330,000 |
Options outstanding, Weighted average remaining contractual life | ' | ' | ' | '7 years 11 months 12 days | | ' | ' | ' |
Options outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.55 | | ' | ' | $1.55 |
Options exercisable, Number (in shares) | ' | ' | ' | 196,667 | | ' | ' | 196,667 |
Options exercisable, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.55 | | ' | ' | $1.55 |
Exercise Price 1.58 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Options outstanding, Number (in shares) | ' | ' | ' | 7,645 | | ' | ' | 7,645 |
Options outstanding, Weighted average remaining contractual life | ' | ' | ' | '4 years 1 month 2 days | | ' | ' | ' |
Options outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.58 | | ' | ' | $1.58 |
Options exercisable, Number (in shares) | ' | ' | ' | 7,645 | | ' | ' | 7,645 |
Options exercisable, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.58 | | ' | ' | $1.58 |
Exercise Price 1.66 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Options outstanding, Number (in shares) | ' | ' | ' | 3,077,060 | | ' | ' | 3,077,060 |
Options outstanding, Weighted average remaining contractual life | ' | ' | ' | '8 years 10 months 20 days | | ' | ' | ' |
Options outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.66 | | ' | ' | $1.66 |
Options exercisable, Number (in shares) | ' | ' | ' | 2,826,672 | | ' | ' | 2,826,672 |
Options exercisable, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.66 | | ' | ' | $1.66 |
Exercise Price 1.90 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Options outstanding, Number (in shares) | ' | ' | ' | 900,000 | | ' | ' | 900,000 |
Options outstanding, Weighted average remaining contractual life | ' | ' | ' | '7 years 7 months 20 days | | ' | ' | ' |
Options outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.90 | | ' | ' | $1.90 |
Options exercisable, Number (in shares) | ' | ' | ' | 700,000 | | ' | ' | 700,000 |
Options exercisable, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.90 | | ' | ' | $1.90 |
Exercise Price 1.03 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Options outstanding, Number (in shares) | ' | ' | ' | 15,878,116 | | ' | ' | 15,878,116 |
Options outstanding, Weighted average remaining contractual life | ' | ' | ' | '6 years 7 months 10 days | | ' | ' | ' |
Options outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.03 | | ' | ' | $1.03 |
Options exercisable, Number (in shares) | ' | ' | ' | 14,706,895 | | ' | ' | 14,706,895 |
Options exercisable, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1 | | ' | ' | $1 |
Vesting Period From 01 February 2013 To 10 April 2013 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Stock Options, Shares [Roll Forward] | ' | ' | ' | ' | | ' | ' | ' |
Exercised (in shares) | ' | ' | ' | 45,867 | [1] | ' | ' | ' |
Forfeited (in shares) | ' | ' | ' | 38,222 | | ' | ' | ' |
Vesting Period From 30 May 2013 To 29 May 2014 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Stock Options, Shares [Roll Forward] | ' | ' | ' | ' | | ' | ' | ' |
Exercised (in shares) | ' | ' | ' | 50,000 | | ' | ' | ' |
Vesting Period End Date 29 May 2013 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Stock Options, Shares [Roll Forward] | ' | ' | ' | ' | | ' | ' | ' |
Exercised (in shares) | ' | ' | ' | 65,000 | | ' | ' | ' |
Vesting Period From 09 September 2013 To 08 September 2016 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Stock Options, Shares [Roll Forward] | ' | ' | ' | ' | | ' | ' | ' |
Exercised (in shares) | ' | ' | ' | 300,000 | | ' | ' | ' |
Vesting Period From 01 August 2013 To July 31 2016 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Stock Options, Shares [Roll Forward] | ' | ' | ' | ' | | ' | ' | ' |
Exercised (in shares) | ' | ' | ' | 300,000 | | ' | ' | ' |
Stock Options [Member] | ' | ' | ' | ' | | ' | ' | ' |
Stock Options, Weighted Average Exercise Price [Roll Forward] | ' | ' | ' | ' | | ' | ' | ' |
Share-based compensation expense | ' | ' | ' | 4,707,381 | | 2,314,154 | 2,181,394 | ' |
Compensation Cost Not Yet Recognized [Abstract] | ' | ' | ' | ' | | ' | ' | ' |
Compensation cost not yet recognized, Stock options | ' | ' | ' | 834,221 | | ' | ' | 834,221 |
Compensation cost not yet recognized, Period for recognition | ' | ' | ' | '116 months | | ' | ' | ' |
Intrinsic value of outstanding options | ' | ' | ' | $3,814,697 | | ' | ' | $3,814,697 |
LTIP [Member] | ' | ' | ' | ' | | ' | ' | ' |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized | ' | ' | ' | 8,900,000 | | ' | ' | 8,900,000 |
Minimum [Member] | ' | ' | ' | ' | | ' | ' | ' |
Fair Value Assumptions [Abstract] | ' | ' | ' | ' | | ' | ' | ' |
Expected Life | ' | ' | ' | '5 years | | '5 years | ' | ' |
Expected Volatility (in hundredths) | ' | ' | ' | 63.50% | | 84.80% | ' | ' |
Risk Free Interest Rate (in hundredths) | ' | ' | ' | 0.88% | | 0.72% | ' | ' |
Maximum [Member] | ' | ' | ' | ' | | ' | ' | ' |
Fair Value Assumptions [Abstract] | ' | ' | ' | ' | | ' | ' | ' |
Expected Life | ' | ' | ' | '6 years | | '10 years | ' | ' |
Expected Volatility (in hundredths) | ' | ' | ' | 89.50% | | 90.50% | ' | ' |
Risk Free Interest Rate (in hundredths) | ' | ' | ' | 1.90% | | 1.74% | ' | ' |
Exercise Price 0.75 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Warrants, Exercise Price [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Exercise price (in dollars per share) | ' | ' | ' | $0.75 | | ' | ' | $0.75 |
Warrants outstanding, Number (in shares) | ' | ' | ' | 139,340 | | ' | ' | 139,340 |
Warrants outstanding, Weighted average remaining contractual life | ' | ' | ' | '1 year 9 months | | ' | ' | ' |
Warrants outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $0.75 | | ' | ' | $0.75 |
Exercise Price 0.78 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Warrants, Exercise Price [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Exercise price (in dollars per share) | ' | ' | ' | $0.78 | | ' | ' | $0.78 |
Warrants outstanding, Number (in shares) | ' | ' | ' | 213,402 | | ' | ' | 213,402 |
Warrants outstanding, Weighted average remaining contractual life | ' | ' | ' | '2 years 1 month 2 days | | ' | ' | ' |
Warrants outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $0.78 | | ' | ' | $0.78 |
Exercise Price 0.80 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Warrants, Exercise Price [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Exercise price (in dollars per share) | ' | ' | ' | $0.80 | | ' | ' | $0.80 |
Warrants outstanding, Number (in shares) | ' | ' | ' | 124,481 | | ' | ' | 124,481 |
Warrants outstanding, Weighted average remaining contractual life | ' | ' | ' | '2 years | | ' | ' | ' |
Warrants outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $0.80 | | ' | ' | $0.80 |
Exercise Price 1.00 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Warrants, Exercise Price [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Exercise price (in dollars per share) | ' | ' | ' | $1 | | ' | ' | $1 |
Warrants outstanding, Number (in shares) | ' | ' | ' | 212,000 | | ' | ' | 212,000 |
Warrants outstanding, Weighted average remaining contractual life | ' | ' | ' | '1 year 7 months 28 days | | ' | ' | ' |
Warrants outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1 | | ' | ' | $1 |
Exercise Price 1.15 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Warrants, Exercise Price [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Exercise price (in dollars per share) | ' | ' | ' | $1.15 | | ' | ' | $1.15 |
Warrants outstanding, Number (in shares) | ' | ' | ' | 461,340 | | ' | ' | 461,340 |
Warrants outstanding, Weighted average remaining contractual life | ' | ' | ' | '7 years 3 months 29 days | | ' | ' | ' |
Warrants outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.15 | | ' | ' | $1.15 |
Exercise Price 1.93 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Warrants, Exercise Price [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Exercise price (in dollars per share) | ' | ' | ' | $1.93 | | ' | ' | $1.93 |
Warrants outstanding, Number (in shares) | ' | ' | ' | 5,000,000 | | ' | ' | 5,000,000 |
Warrants outstanding, Weighted average remaining contractual life | ' | ' | ' | '2 years 11 months 23 days | | ' | ' | ' |
Warrants outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $1.93 | | ' | ' | $1.93 |
Exercise Price 2.00 [Member] | ' | ' | ' | ' | | ' | ' | ' |
Warrants, Exercise Price [Line Items] | ' | ' | ' | ' | | ' | ' | ' |
Exercise price (in dollars per share) | ' | ' | ' | $2 | | ' | ' | $2 |
Warrants outstanding, Number (in shares) | ' | ' | ' | 54,367 | | ' | ' | 54,367 |
Warrants outstanding, Weighted average remaining contractual life | ' | ' | ' | '2 years 7 months 2 days | | ' | ' | ' |
Warrants outstanding, Weighted average exercise price (in dollars per share) | ' | ' | ' | $2 | | ' | ' | $2 |
|
[1] | 38,222 options were forfeited during 2013. |