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Long term debt - Schedule of long term debt (Details) - CAD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Long-term Debt, Excluding Current Maturities [Abstract] |  |
Long-term debt, gross | $ 378,737 | $ 325,727
Unamortized deferred financing costs | (4,371) | (5,178)
Less: current portion of long-term debt | (20,600) | (19,693)
Long-term portion of debt | 358,137 | 306,034
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
2023 | 20,600 |
2024 | 18,700 |
2025 | 184,700 |
2026 | 58,400 |
2027 and thereafter | 100,700 |
Credit Facility |  |
Long-term Debt, Excluding Current Maturities [Abstract] |  |
Long-term debt, gross | 180,000 | 110,000
Convertible debentures |  |
Long-term Debt, Excluding Current Maturities [Abstract] |  |
Long-term debt, gross | 129,750 | 129,750
Financing obligations |  |
Long-term Debt, Excluding Current Maturities [Abstract] |  |
Long-term debt, gross | 32,889 | 47,945
Mortgage |  |
Long-term Debt, Excluding Current Maturities [Abstract] |  |
Long-term debt, gross | 29,231 | 30,000
Promissory notes |  |
Long-term Debt, Excluding Current Maturities [Abstract] |  |
Long-term debt, gross | $ 11,238 | $ 13,210

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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI https://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 + Details
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