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Accounts receivable (Details) - CAD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Receivables [Abstract]
Trade	$ 39,625	$ 51,774
Holdbacks	372	380
Accrued trade receivables	33,207	12,266
Contract receivables	73,204	64,420
Other	10,607	4,367
Total accounts receivable	$ 83,811	$ 68,787

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- Definition

Accounts Receivable, Holdbacks, Gross, Current

+ References

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- Definition

Contract with Customer, Asset, Accounts Receivable, Net, Current

+ References

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- Definition

Amount, after allowance, receivable from customers, clients, or other third-parties, and receivables classified as other due within one year or the normal operating cycle, if longer.

+ References

No definition available.

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- Definition

Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522

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-Publisher FASB
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- Definition

Amount, before allowance, of receivables classified as other, due within one year or the operating cycle, if longer.

+ References

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- Definition

Unbilled amounts due for services rendered or to be rendered, actions taken or to be taken, or a promise to refrain from taking certain actions in accordance with the terms of a legally binding agreement between the entity and, at a minimum, one other party. An example would be amounts associated with contracts or programs where the recognized revenue for performance thereunder exceeds the amounts billed under the terms thereof as of the date of the balance sheet.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 912
-SubTopic 310
-Section 45
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=126938201&loc=d3e55302-109406

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