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Other Financial Assets - Disclosure of Other Financial Assets (Detail) - CAD CAD in Millions | Dec. 31, 2017 | Dec. 31, 2016
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Disclosure of other financial assets [line items] |  |
Other financial assets | CAD 195.4 | CAD 181.0
Less current portion | 9.3 | 20.9
Long-term portion | 186.1 | 160.1
Investments held for self-insured liabilities [member] |  |
Disclosure of other financial assets [line items] |  |
Other financial assets | 147.1 | 141.1
Holdbacks on long-term contracts [member] |  |
Disclosure of other financial assets [line items] |  |
Other financial assets | 39.6 | 33.9
Indemnifications [member] |  |
Disclosure of other financial assets [line items] |  |
Other financial assets | 2.4 | 2.4
Other assets [member] |  |
Disclosure of other financial assets [line items] |  |
Other financial assets | CAD 6.3 | CAD 3.6

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- Definition The amount of current financial assets that the entity does not separately disclose in the same statement or note. [Refer: Other financial assets; Current financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 54 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_54_d&doctype=Standard -URIDate 2017-03-09 + Details
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- Definition The amount of financial assets that the entity does not separately disclose in the same statement or note. [Refer: Financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 54 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_54_d&doctype=Standard -URIDate 2017-03-09 + Details
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- Definition The amount of non-current financial assets that the entity does not separately disclose in the same statement or note. [Refer: Other financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 54 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_54_d&doctype=Standard -URIDate 2017-03-09 + Details
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