Annual report pursuant to Section 13 and 15(d)

Investment in Unconsolidated Affiliate (Details)

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Investment in Unconsolidated Affiliate (Details) (USD $)
0 Months Ended 12 Months Ended
Jan. 14, 2011
Mar. 31, 2013
Mar. 31, 2012
Mar. 31, 2011
Schedule of Equity Method Investments [Line Items]        
Intangible Assets   $ 1,490,000    
Sequel Power [Member]
       
Schedule of Equity Method Investments [Line Items]        
Equity investment 2,000,000     2,000,000
Ownership interest (in hundredths) 25.00%     25.00%
Number of warrants (in shares) 185,777      
Exercise price of warrants (in dollars per share) $ 3.15      
Term of awards 4 years      
Warrants cancelled (in shares)   44,578 48,310  
Equity investments     1,377,000  
Intangible Assets     0  
Impairment of intangible assets     $ 1,377,000