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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (bb)

-URI http://asc.fasb.org/extlink&oid=6970148&loc=d3e5710-111685

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Collaborative Arrangements (Details) (USD $)	3 Months Ended			1 Months Ended
Collaborative Arrangements (Details) (USD $)	Jun. 30, 2011	Sep. 30, 2011	Dec. 31, 2010	Mar. 31, 2011 Yale [Member]
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Total assets held by the joint venture with BMS		$ 1,330,000,000	$ 1,450,000,000
Total liabilities held by the joint venture with BMS		1,020,000,000	759,500,000
Research and development support during initial four year period				40,000,000
Term of initial research effort, in years				4
Optional renewal term, maximum, in years				10
Maximum research and development support provided over ten years				100,000,000
Collaborative arrangement upfront payment to MicroDose	$ 8,000,000