Fair Value Measurements Changes in Fair Value (Details) - Derivative instrument liability - Warrants - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Dec. 31, 2015	Sep. 30, 2015	Dec. 31, 2015	Dec. 31, 2014
Changes in the fair value of Level 3 liabilities
Expiration of warrants	$ (241)	$ (3)
Significant Unobservable Inputs (Level 3)
Changes in the fair value of Level 3 liabilities
Balance at the beginning of the period			$ 172	$ 1,534
(Gain) or loss recognized in earning from Change in Fair Value			394	(1,362)
Expiration of warrants			(244)
Balance at the end of the period	$ 322		$ 322	$ 172

Represents the fair value of reclassification from derivative liabilities to equity that have taken place during the period.

No definition available.

+ Details

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- Definition

Amount of unrealized (holding) gain (loss) which is included in the statement of income (or changes in net assets) related to those liabilities still held at the reporting date for which fair value is measured on a recurring basis using significant unobservable inputs (Level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258

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