Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.29)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 30
-Article 5

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- Definition

Aggregate carrying amount of the estimated litigation liability for known or estimated probable loss from litigation, which may include attorneys' fees and other litigation costs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.25)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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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.

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Non-Cash Litigation Settlement Due in Shares of Common Stock (Details) - USD ($)	Mar. 31, 2016	Jan. 05, 2016	Dec. 31, 2015	Dec. 10, 2015
Loss Contingencies [Line Items]
Litigation settlement due in shares	$ 5,200,000		$ 4,500,000
Shares to be issued related to litigation (in shares)	66,580,065		66,480,065
Minimum [Member]
Loss Contingencies [Line Items]
Shares to be issued related to litigation (in shares)				1,200,000
Maximum [Member]
Loss Contingencies [Line Items]
Shares to be issued related to litigation (in shares)				1,800,000
Litigation Settlement due in Shares of Common Stock [Member]
Loss Contingencies [Line Items]
Litigation settlement due in shares				$ 4,500,000
Corporation Stockholder Derivative Litigation [Member] \| Minimum [Member]
Loss Contingencies [Line Items]
Shares to be issued related to litigation (in shares)		186,666
Corporation Stockholder Derivative Litigation [Member] \| Maximum [Member]
Loss Contingencies [Line Items]
Shares to be issued related to litigation (in shares)		280,000
Corporation Stockholder Derivative Litigation [Member] \| Litigation Settlement due in Shares of Common Stock [Member]
Loss Contingencies [Line Items]
Litigation settlement due in shares		$ 700,000