v3.19.2

restructuring and other costs (Details) - CAD ($) $ in Millions | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2019 | Dec. 31, 2018
restructuring and other costs |  |  |  |  |  |
Goods and services purchased | $ 8 | $ 10 | $ 26 | $ 15 |  |
Employee benefits expense | 21 | 25 | 39 | 54 |  |
Total | 29 | 35 | 65 | 69 | $ 313 | $ 317
Restructuring |  |  |  |  |  |
restructuring and other costs |  |  |  |  |  |
Goods and services purchased | 7 | 7 | 19 | 11 |  |
Employee benefits expense | 19 | 23 | 34 | 51 |  |
Total | 26 | 30 | 53 | 62 |  |
Other |  |  |  |  |  |
restructuring and other costs |  |  |  |  |  |
Goods and services purchased | 1 | 3 | 7 | 4 |  |
Employee benefits expense | 2 | 2 | 5 | 3 |  |
Total | $ 3 | $ 5 | $ 12 | $ 7 |  |

X
- Definition The amount of expense relating to restructuring and other costs with the objective or reducing ongoing costs and atypical charges when undertaking major or transformational changes to the business or operating models. + References No definition available. + Details
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Namespace Prefix: | tu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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Namespace Prefix: | tu_
Data Type: | xbrli:stringItemType
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X
- Definition Represents employee benefits expense incurred as restructuring and other costs under an authorized plan. + References No definition available. + Details
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Namespace Prefix: | tu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents costs of goods and services purchased incurred as restructuring and other costs under an authorized plan. + References No definition available. + Details
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Namespace Prefix: | tu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |