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Equity Method Investment - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Equity Method Investments [Line Items]
Loss from equity method investment	$ (69)	$ (47)	$ (111)	$ (129)
Tyra Tech Inc
Equity Method Investments [Line Items]
Equity investment ownership position	15.11%		15.11%
Loss from equity method investment	$ (69)	$ (47)	$ (111)	$ (129)
Carrying value of equity investment	2,073		2,073
Quoted market value of equity investment	$ 820		$ 820

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
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+ References

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+ References

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+ References

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