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Income Taxes - Operating Loss Carryforwards (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($)
Federal | GNU
Operating loss carryforwards
Net operating loss carryforwards	$ 7,600
Operating losses available to offset the entity's consolidated taxable income	0
U.S. state
Operating loss carryforwards
Net operating losses relatable to excess tax benefits	$ 700
U.S. state | Minimum
Operating loss carryforwards
Net operating losses lives period	10 years
U.S. state | Maximum
Operating loss carryforwards
Net operating losses lives period	20 years
U.S. state | CRA
Operating loss carryforwards
Net operating loss carryforwards	$ 2,100
U.S. state | GNU
Operating loss carryforwards
Net operating loss carryforwards	2,500
Foreign
Operating loss carryforwards
Operating losses subject to expiration	30
Foreign | CRA
Operating loss carryforwards
Net operating loss carryforwards	$ 1,700

X

- Definition

Represents information pertaining to operating loss available to offset the entity's consolidated taxable income under enacted tax laws as of balance-sheet date.

+ References

No definition available.

+ Details

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- Definition

Duration of a fiscal period, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Includes, but not limited to, weeks in a year or quarter.

+ References

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- Definition

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+ References

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- Definition

Amount of an unrecognized tax benefit that is directly related to a position taken in a tax year that results in a net operating loss carryforward. This amount is presented as a reduction of the related deferred tax asset in the balance sheet if that deferred tax asset is not used. This amount is presented separately from the deferred tax asset for a net operating loss carryforward if this unrelated tax benefit is associated with a different tax position.

+ References

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- Definition

Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32559-109319

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