7. STOCK- BASED COMPENSATION (Details 2) (USD $) | 3 Months Ended | |
Sep. 30, 2014 | Mar. 31, 2014 |
Options outstanding by exercise price | ' | ' |
Exercise Price (in dollars per share) | $5.16 | $5.13 |
Number of Shares Underlying Options Outstanding (in shares) | 6,605,098 | ' |
Options Outstanding, Weighted Average Exercise Price (in dollars per share) | $5.16 | ' |
Options Outstanding, Weighted Average Remaining Contractual Life | '5 years 10 months 21 days | ' |
Options Exercisable, Number Vested and Exercisable (in shares) | 4,188,255 | ' |
Exercise Price Range From Dollars 2.43 To Dollars 3.43 [Member] | ' | ' |
Options outstanding by exercise price | ' | ' |
Exercise Price, low end of range (in dollars per share) | $2.43 | ' |
Exercise Price, high end of range (in dollars per share) | $3.43 | ' |
Number of Shares Underlying Options Outstanding (in shares) | 917,384 | ' |
Options Outstanding, Weighted Average Exercise Price (in dollars per share) | $3.16 | ' |
Options Outstanding, Weighted Average Remaining Contractual Life | '4 years 4 months 6 days | ' |
Options Exercisable, Number Vested and Exercisable (in shares) | 917,384 | ' |
Options Exercisable, Weighted Average Exercise Price (in dollars per share) | $3.16 | ' |
Exercised Price Range From Dollars 3.75 To Dollars 4.00 [Member] | ' | ' |
Options outstanding by exercise price | ' | ' |
Exercise Price, low end of range (in dollars per share) | $3.75 | ' |
Exercise Price, high end of range (in dollars per share) | $4 | ' |
Number of Shares Underlying Options Outstanding (in shares) | 812,779 | ' |
Options Outstanding, Weighted Average Exercise Price (in dollars per share) | $3.96 | ' |
Options Outstanding, Weighted Average Remaining Contractual Life | '4 years 5 months 16 days | ' |
Options Exercisable, Number Vested and Exercisable (in shares) | 812,779 | ' |
Options Exercisable, Weighted Average Exercise Price (in dollars per share) | $3.96 | ' |
Exercise Price Range Dollars 4.17 To Dollars 4.81 [Member] | ' | ' |
Options outstanding by exercise price | ' | ' |
Exercise Price, low end of range (in dollars per share) | $4.17 | ' |
Exercise Price, high end of range (in dollars per share) | $4.81 | ' |
Number of Shares Underlying Options Outstanding (in shares) | 812,205 | ' |
Options Outstanding, Weighted Average Exercise Price (in dollars per share) | $4.39 | ' |
Options Outstanding, Weighted Average Remaining Contractual Life | '5 years 10 months 6 days | ' |
Options Exercisable, Number Vested and Exercisable (in shares) | 419,494 | ' |
Options Exercisable, Weighted Average Exercise Price (in dollars per share) | $4.39 | ' |
ExercisePrice Range From Dollars 4.90 To Dollars 5.23 [Member] | ' | ' |
Options outstanding by exercise price | ' | ' |
Exercise Price, low end of range (in dollars per share) | $4.90 | ' |
Exercise Price, high end of range (in dollars per share) | $5.23 | ' |
Number of Shares Underlying Options Outstanding (in shares) | 789,563 | ' |
Options Outstanding, Weighted Average Exercise Price (in dollars per share) | $5.11 | ' |
Options Outstanding, Weighted Average Remaining Contractual Life | '8 years 10 months 2 days | ' |
Options Exercisable, Number Vested and Exercisable (in shares) | 132,396 | ' |
Options Exercisable, Weighted Average Exercise Price (in dollars per share) | $4.90 | ' |
Exercise Price Range Dollars 5.41 [Member] | ' | ' |
Options outstanding by exercise price | ' | ' |
Exercise Price (in dollars per share) | $5.41 | ' |
Number of Shares Underlying Options Outstanding (in shares) | 30,000 | ' |
Options Outstanding, Weighted Average Exercise Price (in dollars per share) | $5.41 | ' |
Options Outstanding, Weighted Average Remaining Contractual Life | '9 years 10 months 17 days | ' |
Exercise Price Range Dollars 5.50 [Member] | ' | ' |
Options outstanding by exercise price | ' | ' |
Exercise Price (in dollars per share) | $5.50 | ' |
Number of Shares Underlying Options Outstanding (in shares) | 783,433 | ' |
Options Outstanding, Weighted Average Exercise Price (in dollars per share) | $5.50 | ' |
Options Outstanding, Weighted Average Remaining Contractual Life | '2 years 1 month 17 days | ' |
Options Exercisable, Number Vested and Exercisable (in shares) | 783,433 | ' |
Options Exercisable, Weighted Average Exercise Price (in dollars per share) | $5.50 | ' |
Exercise Price Range from Dollars 5.59 to Dollars 5.76 [Member] | ' | ' |
Options outstanding by exercise price | ' | ' |
Exercise Price, low end of range (in dollars per share) | $5.59 | ' |
Exercise Price, high end of range (in dollars per share) | $5.76 | ' |
Number of Shares Underlying Options Outstanding (in shares) | 675,410 | ' |
Options Outstanding, Weighted Average Exercise Price (in dollars per share) | $5.70 | ' |
Options Outstanding, Weighted Average Remaining Contractual Life | '7 years 7 days | ' |
Options Exercisable, Number Vested and Exercisable (in shares) | 259,146 | ' |
Options Exercisable, Weighted Average Exercise Price (in dollars per share) | $5.69 | ' |
Exercise Price Range from Dollars 6.00 to Dollars 6.54 [Member] | ' | ' |
Options outstanding by exercise price | ' | ' |
Exercise Price, low end of range (in dollars per share) | $6 | ' |
Exercise Price, high end of range (in dollars per share) | $6.54 | ' |
Number of Shares Underlying Options Outstanding (in shares) | 798,358 | ' |
Options Outstanding, Weighted Average Exercise Price (in dollars per share) | $6.32 | ' |
Options Outstanding, Weighted Average Remaining Contractual Life | '6 years 7 months 28 days | ' |
Options Exercisable, Number Vested and Exercisable (in shares) | 384,692 | ' |
Options Exercisable, Weighted Average Exercise Price (in dollars per share) | $6.19 | ' |
Exercise Price Range From Dollars 6.61 To Dollars 6.86 [Member] | ' | ' |
Options outstanding by exercise price | ' | ' |
Exercise Price, low end of range (in dollars per share) | $6.61 | ' |
Exercise Price, high end of range (in dollars per share) | $6.86 | ' |
Number of Shares Underlying Options Outstanding (in shares) | 666,153 | ' |
Options Outstanding, Weighted Average Exercise Price (in dollars per share) | $6.77 | ' |
Options Outstanding, Weighted Average Remaining Contractual Life | '8 years 4 months 21 days | ' |
Options Exercisable, Number Vested and Exercisable (in shares) | 210,023 | ' |
Options Exercisable, Weighted Average Exercise Price (in dollars per share) | $6.78 | ' |
Exercise Price Range from Dollars 7.00 to Dollars 9.20 [Member] | ' | ' |
Options outstanding by exercise price | ' | ' |
Exercise Price, low end of range (in dollars per share) | $7 | ' |
Exercise Price, high end of range (in dollars per share) | $9.20 | ' |
Number of Shares Underlying Options Outstanding (in shares) | 319,813 | ' |
Options Outstanding, Weighted Average Exercise Price (in dollars per share) | $7.78 | ' |
Options Outstanding, Weighted Average Remaining Contractual Life | '6 years 7 days | ' |
Options Exercisable, Number Vested and Exercisable (in shares) | 268,908 | ' |
Options Exercisable, Weighted Average Exercise Price (in dollars per share) | $7.51 | ' |