Quarterly report pursuant to Section 13 or 15(d)

Discontinued Operations (Details Textual)

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Discontinued Operations (Details Textual) (USD $)
In Millions, unless otherwise specified
1 Months Ended
Oct. 31, 2011
Discontinued Operations (Textual) [Abstract]  
Cash received from disposal of business $ 17.5
Estimated royalty to be received from disposal of business $ 22.5