The aggregate maximum payment to be received upon regulatory approval and commercial launch of a drug.

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- Definition

Represents the potential milestone payments receivable by the entity under the collaboration agreement.

+ Details

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- Definition

Initial term (in years) of the exclusive license to develop and commercialize Feraheme under the collaboration agreement.

+ Details

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- Definition

Represents the maximum percentage of royalty receivable by the entity under the collaboration agreement.

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- Definition

Number of deliverables under the License, Development and Commercialization Agreement, or the Takeda Agreement.

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- Definition

The number of years over which the amount of previously reported deferred or unearned revenue is recognized as revenue.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of previously reported deferred or unearned revenue that was recognized as revenue during the period. Deferred revenue is a liability related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

+ References

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

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 13

-Section A

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Cash received from collaborators during the current period.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 27

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Repayment received or receivable for expenses incurred on behalf of a client or customer, other than those reimbursements received by landlords from tenants.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

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-Name Accounting Standards Codification

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-Section 45

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Collaborative Agreements (Details) (USD $) In Millions, unless otherwise specified	1 Months Ended	3 Months Ended	9 Months Ended		12 Months Ended
	Apr. 30, 2010 Takeda Agreement	Sep. 30, 2011 Takeda Agreement deliverable	Sep. 30, 2011 Takeda Agreement year deliverable	Sep. 30, 2011 3SBio License Agreement year	Dec. 31, 2008 3SBio License Agreement year
Collaborative Agreements
Upfront payment received	$ 60.0				$ 1.0
Milestone payments potentially receivable under the agreement		220.0	220.0
Maximum aggregate payment upon regulatory approval and commercial launch		33.0	33.0
Number of deliverables		4	4
Period of recognition of deferred revenues (in years)			10	13
Deferred revenue recognized in earnings related to upfront payment		1.5	4.6
Other reimbursement revenues		$ 0.1	$ 1.7
Initial term of license (in years)					13
Maximum percentage of royalties receivable (as a percent)				25.00%