5. DERIVATIVE LIABILITIES AND FAIR VALUE MEASUREMENTS - Derivative Liabilities Assumptions Used (Details)
|
3 Months Ended |
12 Months Ended |
Mar. 31, 2016 |
Dec. 31, 2015 |
| Expected dividends |
0.00%
|
|
| Expected term |
9 years 1 month 6 days
|
1 year 8 months 12 days
|
| Maximum [Member] |
|
|
| Expected dividends |
|
0.00%
|
| Expected volatility |
111.89%
|
129.88%
|
| Expected term |
|
10 years
|
| Risk free interest rate |
1.75%
|
2.53%
|
| Minimum [Member] |
|
|
| Expected dividends |
|
0.00%
|
| Expected volatility |
111.916%
|
119.43%
|
| Expected term |
|
7 years
|
| Risk free interest rate |
2.10%
|
0.48%
|
| Commitment Date [Member] | Maximum [Member] |
|
|
| Expected dividends |
|
0.00%
|
| Expected volatility |
|
150.00%
|
| Expected term |
|
3 years
|
| Risk free interest rate |
|
0.75%
|
| Commitment Date [Member] | Minimum [Member] |
|
|
| Expected term |
|
5 years
|
| Risk free interest rate |
|
1.10%
|
| Premeasurement [Member] | Maximum [Member] |
|
|
| Expected volatility |
|
150.00%
|
| Expected term |
|
4 years 8 months 12 days
|
| Risk free interest rate |
|
1.37%
|
| Premeasurement [Member] | Minimum [Member] |
|
|
| Expected dividends |
|
0.00%
|
| Expected volatility |
|
75.00%
|
| Expected term |
|
1 year 9 months 29 days
|
| Risk free interest rate |
|
0.89%
|