Represents the additional milestone payments to be made under the license agreement.

No definition available.

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- Definition

Represents the amount of the upfront payment made under the license agreement.

+ References

No definition available.

+ Details

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- Definition

Represents range of tiered, double-digit royalty payments on future global sales if product is successfully commercialized.

+ References

No definition available.

+ Details

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- Definition

Amount of expenses incurred but not yet paid nor invoiced, and liabilities classified as other.

+ References

No definition available.

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- Definition

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.

+ References

No definition available.

+ Details

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- Definition

The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 730
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6420194&loc=d3e21568-108373

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 985
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756

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License agreements - MacroGenics (Details) - USD ($) $ in Thousands	1 Months Ended		3 Months Ended		9 Months Ended
	Sep. 30, 2018	Dec. 31, 2017	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
License agreements
Research and development			$ 292,527	$ 269,557	$ 893,719	$ 879,263
MacroGenics
License agreements
Upfront payment under license agreement		$ 150,000
Research and development	$ 10,000		6,300		23,700
MacroGenics \| Accrued and other liabilities
License agreements
Accrued and other liabilities	$ 1,400	$ 1,100	$ 1,400		$ 1,400
Minimum \| MacroGenics
License agreements
Royalty payments on future global net sales (as a percent)		15.00%
Maximum \| MacroGenics
License agreements
Royalty payments on future global net sales (as a percent)		24.00%
Development and Regulatory Milestones \| Maximum \| MacroGenics
License agreements
Additional milestone payments under the license agreement		$ 420,000
Commercialization Milestones \| Minimum \| MacroGenics
License agreements
Additional milestone payments under the license agreement		$ 330,000