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Long term debt - Current and long term (Details) - CAD CAD in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Sep. 30, 2016
Long-term Debt, Current Maturities [Abstract] |  |  |
Current portion | CAD 8,246 | CAD 5,962 |
Current portion of long term debt | 8,169 | 5,902 |
Long-term Debt, Excluding Current Maturities [Abstract] |  |  |
Long-term debt, gross, non-current | 31,326 | 22,610 |
Less: deferred financing costs | (60) | (457) |
Long term debt, non-current | 31,266 | 42,080 |
Financing fees incurred in connection with debt modification | 320 | 413 |
Expensed deferred debt issuance cost |  | 360 |
Amortization of deferred financing costs | 572 | 1,961 |
Term Loan |  |  |
Long-term Debt, Excluding Current Maturities [Abstract] |  |  |
Financing fees incurred in connection with debt modification | 30 | 206 |
Debentures |  |  |
Long-term Debt, Excluding Current Maturities [Abstract] |  |  |
Long-term debt, gross, non-current |  | 19,927 | CAD 0
Credit facility |  |  |
Long-term Debt, Current Maturities [Abstract] |  |  |
Current portion | 8,246 | 5,962 |
Less: deferred financing costs | (77) | (60) |
Long-term Debt, Excluding Current Maturities [Abstract] |  |  |
Long-term debt, gross, non-current | 31,326 | 22,610 |
Term loan and Series 1 Debentures |  |  |
Long-term Debt, Excluding Current Maturities [Abstract] |  |  |
Amortization of deferred financing costs | 410 | 1,894 |
Series 1 Debentures |  |  |
Long-term Debt, Excluding Current Maturities [Abstract] |  |  |
Amortization of deferred financing costs | CAD 218 | CAD 819 |

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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 + Details
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