Increase or Decrease in ownership percentage during the period.

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

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

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- Definition

This element represents the aggregate cost of investments accounted for under the equity method of accounting.

+ References

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- Definition

This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details

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Period Type:

Equity Method Investment in Common Stock of Ascendance Biotechnology, Inc. (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 09, 2015
Business Acquisition [Line Items]
Loss on investment	$ (98,000)	$ 0	$ (333,000)	$ 0
Ascendance Biotechnology, Inc [Member]
Business Acquisition [Line Items]
Acquired equity interest					51.20%
Additional investment	$ 100,000		$ 100,000
Decrease in ownership percentage			49.90%
Loss on investment			$ 333,000