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Accrued Core Payment (Tables)
 12 Months Ended
Mar. 31, 2015
Accrued Core Payment [Abstract]  
Schedule of future repayments of accrued core payments
Future repayments for accrued core payments are as follows:

Year Ending March 31,
  
2016
 
$
13,882,000
 
2017
  
8,275,000
 
2018
  
8,275,000
 
2019
  
8,275,000
 
Total accrued core payments
  
38,707,000
 
Less amount representing interest
  
(1,637,000
)
Present value of accrud core payments
  
37,070,000
 
Less current portion
  
(13,190,000
)
     
  
$
23,880,000