Value of equity interests (such as common shares, preferred shares, or partnership interest) issued or issuable to acquire the entity.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)(4)
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Number of shares of equity interests issued or issuable to acquire entity.

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- Definition

The cash outflow to reacquire common stock during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (a)
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Financing Activities
-URI http://asc.fasb.org/extlink&oid=6513228

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The cash outflow for cost incurred directly with the issuance of an equity security.

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-Publisher FASB
-Name Accounting Standards Codification
-Glossary Financing Activities
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-Name Accounting Standards Codification
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-Section 45
-Paragraph 15
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Number of new stock issued during the period.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
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-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 29, 30
-Article 5

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Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.

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- Definition

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
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-Paragraph 2
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Represents the excess of repurchase price over carrying value of securities repurchased pursuant to the entity's securities repurchase program, charged to retained earnings or accumulated deficit.

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No definition available.

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- Definition

Sale of Stock, Public Offering, Price Per Share

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- Definition

Represents the shares authorized to be repurchased as a percentage of public float.

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-- None. No documentation exists for this element. --

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The maximum amount authorized by the entity's board of directors under the securities repurchase plan.

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Represents the shares authorized to be repurchased as a percentage of issued capital.

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Additional Purchase Option as a Percentage of Shares Issued in IPO

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- Definition

Represents the number of entity's common shares repurchased under the securities repurchase program.

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SECURITIES REPURCHASES AND SHARE ISSUANCES (Details) - USD ($)								3 Months Ended	12 Months Ended
	Nov. 18, 2015	Jun. 10, 2015	Mar. 27, 2015	Nov. 21, 2014	Nov. 21, 2013	Jun. 24, 2013	Nov. 19, 2012	Jun. 30, 2013	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Securities Repurchase Program
Common shares repurchased									0
Aggregate repurchase price of the entity's common shares repurchased									$ 72,400,000	$ 0	$ 55,600,000
Issuance of common stock (in shares)			7,286,432			27,058,824
Price per share			$ 199.00			$ 85.00
Issuance of common stock			$ 1,450,000,000			$ 2,300,000,000			$ 1,482,300,000		$ 2,306,900,000
Issuance costs			$ 18,000,000			$ 31,000,000
Share-baMaximum additional purchase option as a percentage of shares issued in IPO			15.00%
Dendreon Corporation
Securities Repurchase Program
Equity issued (in shares)		213,610
Equity issued		$ 50,000,000
Director
Securities Repurchase Program
Aggregate repurchase price of the entity's common shares repurchased								$ 20,000,000
Excess of repurchase price over carrying value of securities repurchased, charged to accumulated deficit								$ 16,000,000
Shares repurchased								217,294
2012 Securities Repurchase Program
Securities Repurchase Program
Aggregate maximum amount authorized under the Securities Repurchase Program							$ 1,500,000,000.0
Common shares repurchased											507,957
Aggregate repurchase price of the entity's common shares repurchased											$ 36,000,000
Excess of repurchase price over carrying value of securities repurchased, charged to accumulated deficit											$ 26,000,000
2013 Securities Repurchase Program
Securities Repurchase Program
Aggregate maximum amount authorized under the Securities Repurchase Program					$ 1,500,000,000.0
Common shares repurchased									0	0
2014 Securities Repurchase Program
Securities Repurchase Program
Aggregate maximum amount authorized under the Securities Repurchase Program				$ 2,000,000,000.0
Common shares repurchased									424,215	0
Aggregate repurchase price of the entity's common shares repurchased									$ 72,000,000
Excess of repurchase price over carrying value of securities repurchased, charged to accumulated deficit									$ 60,000,000
2015 Securities Repurchase Program
Securities Repurchase Program
Aggregate maximum amount authorized under the Securities Repurchase Program	$ 3,000,000,000.00
Shares authorized to be repurchased as a percentage of public float									10.00%
2015 Securities Repurchase Program \| NYSE
Securities Repurchase Program
Shares to be repurchased as a percentage of issued capital									5.00%