Distribution And Supply Agreements (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended			0 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Sep. 30, 2010	Jun. 27, 2008 SVC Pharma LP License And Distribution Agreement [Member] years
Supply Commitment [Line Items]
Term of license and distribution agreement, in years				10
Expiration of agreement upon the three year anniversary of the product launch	November 2011
Payables due to distribution agreement partners	$ 69,359	$ 25,310	$ 6,400