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Segmented information - Revenue by Services and Products (Details) - CAD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2018 | Jun. 30, 2017
Disclosure of products and services [line items] |  |  |  |
Revenue from rendering of services | $ 5,129 | $ 5,078 | $ 10,093 | $ 9,889
Revenue from sale of goods | 657 | 610 | 1,283 | 1,135
Revenue | 5,786 | 5,688 | 11,376 | 11,024
Wireless |  |  |  |
Disclosure of products and services [line items] |  |  |  |
Revenue from rendering of services | 1,562 | 1,508 | 3,062 | 2,923
Revenue from sale of goods | 470 | 430 | 904 | 771
Data |  |  |  |
Disclosure of products and services [line items] |  |  |  |
Revenue from rendering of services | 1,869 | 1,812 | 3,689 | 3,531
Revenue from sale of goods | 98 | 95 | 202 | 194
Voice |  |  |  |
Disclosure of products and services [line items] |  |  |  |
Revenue from rendering of services | 957 | 1,020 | 1,907 | 2,001
Media |  |  |  |
Disclosure of products and services [line items] |  |  |  |
Revenue from rendering of services | 677 | 683 | 1,308 | 1,335
Other services |  |  |  |
Disclosure of products and services [line items] |  |  |  |
Revenue from rendering of services | 64 | 55 | 127 | 99
Equipment and other |  |  |  |
Disclosure of products and services [line items] |  |  |  |
Revenue from sale of goods | $ 89 | $ 85 | $ 177 | $ 170

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- Definition The amount of revenue from contracts with customers. A customer is a party that has contracted with an entity to obtain goods or services that are an output of the entity’s ordinary activities in exchange for consideration. [Refer: Revenue] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2018-01-01 -Name IFRS -Number 15 -IssueDate 2017-01-01 -Paragraph 113 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=15&date=2017-03-01&anchor=para_113_a&doctype=Standard -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2018-01-01 -Name IFRS -Number 15 -IssueDate 2017-01-01 -Paragraph 114 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=15&date=2017-03-01&anchor=para_114&doctype=Standard -URIDate 2017-03-09 + Details
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- Definition The amount of revenue arising from the rendering of services. [Refer: Revenue] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2018-01-01 -Name IAS -Number 18 -IssueDate 2017-01-01 -Paragraph 35 -Subparagraph b -Clause ii -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=18&date=2017-03-02&anchor=para_35_b_ii&doctype=Standard&book=B -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_112_c&doctype=Standard -URIDate 2017-03-09 + Details
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