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Description of Operations and Summary of Significant Accounting Policies (Details) (USD $)
Dec. 31, 2012
Dec. 31, 2011
Cash, Cash Equivalents and Restricted Cash    
Restricted cash $ 833,000 $ 893,000
VIBATIV
   
Description of operations and summary of significant accounting policies    
Inventories of active pharmaceutical ingredient and other raw materials 5,700,000  
Inventories of work-in-process $ 1,800,000