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Consolidated Statements of Cash Flows (Parenthetical) - USD ($) $ in Millions	1 Months Ended
	Jun. 30, 2013	Dec. 31, 2015
Equity Financing Agreement [Member]
Number of shares issued as consideration		329,131
Right to sell of common stock	$ 30.0
Acquired Patent Portfolio [Member]
Number of shares issued as consideration		139,548

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- Definition

Sale Value Of Common Stock

+ References

No definition available.

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- Definition

Number of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

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