v3.3.1.900

Income Taxes - Schedule of Jurisdictional Amount of NOLs and the Years in Which They Will Expire (Detail) $ in Millions	12 Months Ended
	Dec. 31, 2015 USD ($)
U.S. State [Member]
Tax Credit Carryforward [Line Items]
NOL amount	$ 33.4
Canada [Member] | Foreign [Member]
Tax Credit Carryforward [Line Items]
NOL amount	107.6
Canada [Member] | Provincial [Member]
Tax Credit Carryforward [Line Items]
NOL amount	$ 178.1
Minimum [Member] | U.S. State [Member]
Tax Credit Carryforward [Line Items]
Jurisdictional tax NOLs year of expiration	2029
Minimum [Member] | Canada [Member] | Foreign [Member]
Tax Credit Carryforward [Line Items]
Jurisdictional tax NOLs year of expiration	2031
Minimum [Member] | Canada [Member] | Provincial [Member]
Tax Credit Carryforward [Line Items]
Jurisdictional tax NOLs year of expiration	2031
Maximum [Member] | U.S. State [Member]
Tax Credit Carryforward [Line Items]
Jurisdictional tax NOLs year of expiration	2035

X

- Definition

Jurisdictional tax net operating loss carryforwards expiration year.

+ References

No definition available.

+ Details

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X

- 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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X

- 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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