Other Current Liabilities (Details) - CAD CAD in Millions	Dec. 31, 2017	Dec. 31, 2016
Subclassifications of assets, liabilities and equities [abstract]
Current portion of long-term compensation liability	CAD 17.7	CAD 0.0
Lease inducement	3.4	0.0
Onerous contracts provision	2.9	0.0
Decommissioning liability	33.7	23.7
Other current liabilities	CAD 57.7	CAD 23.7

Current Liabilities From Share-based Payment Transactions

No definition available.

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- Definition

Lease Inducement Payable, Current

+ References

No definition available.

+ Details

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- Definition

The amount of provision for onerous contracts. An onerous contract is a contract in which the unavoidable costs of meeting the obligation under the contract exceed the economic benefits expected to be received under it. [Refer: Other provisions]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Note Expiry date 2019-01-01
-Name IAS
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-IssueDate 2017-01-01
-Section Example 8 An onerous contract
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- Definition

The amount of current liabilities that the entity does not separately disclose in the same statement or note. [Refer: Current liabilities]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

The amount of current provision for decommissioning, restoration and rehabilitation costs. [Refer: Provision for decommissioning, restoration and rehabilitation costs]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- References

No definition available.

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