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The amount of the tax credit 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

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Carryforwards
-URI http://asc.fasb.org/extlink&oid=6506874

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+ References

No definition available.

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Income Taxes - Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Tax Credit Carryforward [Line Items]
Non-capital tax losses	$ 14,264	$ 13,475
SR&ED Expenditures
Tax Credit Carryforward [Line Items]
Tax credits	6,364	3,673
Investment Tax Credits
Tax Credit Carryforward [Line Items]
Tax credits	1,486	$ 532
2031 Expiration
Tax Credit Carryforward [Line Items]
Non-capital tax losses	0
2031 Expiration \| SR&ED Expenditures
Tax Credit Carryforward [Line Items]
Tax credits	0
2031 Expiration \| Investment Tax Credits
Tax Credit Carryforward [Line Items]
Tax credits	45
2032 Expiration
Tax Credit Carryforward [Line Items]
Non-capital tax losses	13
2032 Expiration \| SR&ED Expenditures
Tax Credit Carryforward [Line Items]
Tax credits	0
2032 Expiration \| Investment Tax Credits
Tax Credit Carryforward [Line Items]
Tax credits	117
2033 Expiration
Tax Credit Carryforward [Line Items]
Non-capital tax losses	11,235
2033 Expiration \| SR&ED Expenditures
Tax Credit Carryforward [Line Items]
Tax credits	0
2033 Expiration \| Investment Tax Credits
Tax Credit Carryforward [Line Items]
Tax credits	232
2034 Expiration
Tax Credit Carryforward [Line Items]
Non-capital tax losses	825
2034 Expiration \| SR&ED Expenditures
Tax Credit Carryforward [Line Items]
Tax credits	0
2034 Expiration \| Investment Tax Credits
Tax Credit Carryforward [Line Items]
Tax credits	197
2035 Expiration
Tax Credit Carryforward [Line Items]
Non-capital tax losses	2,191
2035 Expiration \| SR&ED Expenditures
Tax Credit Carryforward [Line Items]
Tax credits	0
2035 Expiration \| Investment Tax Credits
Tax Credit Carryforward [Line Items]
Tax credits	895
Indefinite
Tax Credit Carryforward [Line Items]
Non-capital tax losses	0
Indefinite \| SR&ED Expenditures
Tax Credit Carryforward [Line Items]
Tax credits	6,364
Indefinite \| Investment Tax Credits
Tax Credit Carryforward [Line Items]
Tax credits	$ 0