advance billings and customer deposits (Details) - CAD ($) $ in Millions |
Jun. 30, 2019 |
Dec. 31, 2018 |
Jun. 30, 2018 |
|---|---|---|---|
| advance billings and customer deposits | |||
| Advance billings | $ 550 | $ 538 | |
| Deferred customer activation and connection fees | 9 | 10 | |
| Customer deposits | 13 | 13 | |
| Contract liabilities | 572 | 561 | $ 544 |
| Other | 93 | 95 | |
| Total | $ 665 | $ 656 |
| X | ||||||||||
- Definition The amount of current contract liabilities. [Refer: Contract liabilities] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The amount of deposit liabilities from customers held by the entity. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition The amount of current liabilities that the entity does not separately disclose in the same statement or note. [Refer: Current liabilities] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Represents the amount of liability representing advance billings for income that is received but not yet earned. No definition available.
|
| X | ||||||||||
- Definition The amount of advance billings, deferred customer activation and connection fees, customer deposits, and regulatory deferral accounts. No definition available.
|
| X | ||||||||||
- Definition n/a No definition available.
|
| X | ||||||||||
- Definition Represents the deferred customer activation and connection fees component of advance billings and customer deposits recognized in current liabilities. No definition available.
|