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v3.3.1.900

Other Current Assets - Narrative (Details) CAD in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) | Dec. 31, 2013 USD ($) | Dec. 31, 2014 CAD | Dec. 31, 2014 USD ($)
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Foreign exchange forward contracts | $ 0 |  |  |  | $ 7,000
Foreign Exchange Forward Contracts |  |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Foreign exchange forward contracts |  |  |  |  | 7,000
Not Designated as Hedging Instrument | Foreign Exchange Forward Contracts |  |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Conversion amount |  |  |  | CAD 6,974 | 6,000,000
Foreign exchange forward contracts |  |  |  |  | $ 7,000
Foreign exchange loss | $ 0 | $ 368,000 | $ 489,000 |  |
Minimum | Not Designated as Hedging Instrument | Foreign Exchange Forward Contracts |  |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Exchange rate |  |  |  | 1.1618 | 1.1618
Maximum | Not Designated as Hedging Instrument | Foreign Exchange Forward Contracts |  |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |  |
Exchange rate |  |  |  | 1.1630 | 1.1630

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