Quarterly report pursuant to Section 13 or 15(d)

Royalty Liability (Details Textual)

v2.4.0.8
Royalty Liability (Details Textual) (USD $)
0 Months Ended 9 Months Ended
Nov. 14, 2011
Mar. 15, 2011
Sep. 30, 2013
Sep. 30, 2012
Percentage of Aggregate Royalties on Net Sales   2.50%    
Percentage of Royalties above Threshold 40.00%      
Percentage of Retain Royalties on Net Sales above Threshold 60.00%      
Gains Losses On Extinguishment Of Royalty Liability     $ 8,962,000 $ 0
Accrued Royalties 5,000,000 3,000,000    
Royalty Rights Repurchase Price   $ 40,000,000    
Minimum [Member]
       
Percentage of Aggregate Royalties on Net Sales 5.50%      
Maximum [Member]
       
Percentage of Aggregate Royalties on Net Sales 7.50%