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Manufacturing and Supply Agreements Manufacturing and Supply Agreements (Narrative) (Details)	Dec. 31, 2012 suppliers
Long-term Purchase Commitment [Line Items]
Manufacturing agreements, number of primary suppliers for each product	1
Product, Acetadote
Long-term Purchase Commitment [Line Items]
Manufacturing agreements, number of significant suppliers for specific product	2

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Manufacturing agreements, number of primary suppliers for each product

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- Definition

Manufacturing Agreements, Number of Significant Suppliers for Specific Product

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