XML 23 R47.htm IDEA: XBRL DOCUMENT v2.4.0.8
Warrants (Detail) (USD $)
 3 Months Ended
Jun. 30, 2014
Class of Warrant or Right [Line Items]  
Warrants outstanding 7,145,000
Weighted average remaining contractual life 5 years 1 month 6 days
Warrants exercisable 7,145,000
Weighted average exercise price per share 0.9700
Warrant Exercise Price Range One 0.11485
  
Class of Warrant or Right [Line Items]  
Exercise Price Per Share $ 0.11485
Warrants outstanding 1,250,000
Weighted average remaining contractual life 2 years 1 month 6 days
Warrants exercisable 1,250,000
Weighted average exercise price per share 0.1149
Warrant Exercise Price Range Two 0.11485
  
Class of Warrant or Right [Line Items]  
Exercise Price Per Share $ 0.11485
Warrants outstanding 250,000
Weighted average remaining contractual life 2 years 1 month 6 days
Warrants exercisable 250,000
Weighted average exercise price per share 0.1149
Warrant Exercise Price Range Three 0.45000
  
Class of Warrant or Right [Line Items]  
Exercise Price Per Share $ 0.45000
Warrants outstanding 500,000
Weighted average remaining contractual life 2 years 1 month 6 days
Warrants exercisable 500,000
Weighted average exercise price per share 0.4500
Warrant Exercise Price Range Four 0.50000
  
Class of Warrant or Right [Line Items]  
Exercise Price Per Share $ 0.50000
Warrants outstanding 100,000
Weighted average remaining contractual life 3 years 3 months 18 days
Warrants exercisable 100,000
Weighted average exercise price per share 0.5000
Warrant Exercise Price Range Five 0.45000
  
Class of Warrant or Right [Line Items]  
Exercise Price Per Share $ 0.45000
Warrants outstanding 825,000
Weighted average remaining contractual life 3 years 7 months 6 days
Warrants exercisable 825,000
Weighted average exercise price per share 0.4500
Warrant Exercise Price Range Six 0.40000
  
Class of Warrant or Right [Line Items]  
Exercise Price Per Share $ 0.40000
Warrants outstanding 220,000
Weighted average remaining contractual life 3 years 7 months 6 days
Warrants exercisable 220,000
Weighted average exercise price per share 0.4000
Warrant Exercise Price Range Seven 1.00000
  
Class of Warrant or Right [Line Items]  
Exercise Price Per Share $ 1.00000
Warrants outstanding 2,000,000
Weighted average remaining contractual life 7 years
Warrants exercisable 2,000,000
Weighted average exercise price per share 1.0000
Warrant Exercise Price Range Eight 2.00000
  
Class of Warrant or Right [Line Items]  
Exercise Price Per Share $ 2.00000
Warrants outstanding 2,000,000
Weighted average remaining contractual life 7 years
Warrants exercisable 2,000,000
Weighted average exercise price per share 2.0000