Other assets - Deferred financing costs (Details) - CAD CAD in Thousands	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015
Deferred financing costs [Abstract]
Net Book Value	CAD 320	CAD 413
Amortization of deferred financing costs	572	1,961
Term Loan
Deferred financing costs [Abstract]
Net Book Value	30	206
Financing fees incurred in connection with debt modification	69	480
Term Loan \| Interest expense
Deferred financing costs [Abstract]
Amortization of deferred financing costs	162	67
Revolving Facilities \| Credit facilities
Deferred financing costs [Abstract]
Cost	550	480
Accumulated Amortization	230	67
Net Book Value	CAD 320	CAD 413

Debt Modification Costs

No definition available.

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- Definition

Amount of accumulated amortization of debt issuance costs.

+ References

+ Details

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- Definition

Amount of amortization expense attributable to debt issuance costs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28555-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(8))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 225
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04(8))
-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

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- Definition

Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

+ Details

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- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

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- References

No definition available.

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