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Accrued liabilities (Details) - CAD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Accrued Liabilities [Line Items]
Payroll liabilities	$ 16,082	$ 16,888
Current portion of DSU liabilities	5,099	0
Income and other taxes payable	8,189	5,064
Dividends payable	2,098	1,137
Accrued interest payable	1,466	1,331
Third-party equipment rental liabilities	2,572	2,678
Funding obligations	0	3,022
Other	1,556	1,698
Accrued liabilities	43,784	33,389
DGI
Accrued Liabilities [Line Items]
Obligation and Deferred consideration related to acquisition	1,720	1,571
MLN
Accrued Liabilities [Line Items]
Obligation and Deferred consideration related to acquisition	$ 5,002	$ 0

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Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for contractual rent under lease arrangements. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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