XML 134 R113.htm IDEA: XBRL DOCUMENT v3.20.4
Commitments - Summary of Future Minimum Lease Payments Payable Under Noncancellable Operating Leases (Details)
$ in Millions
 12 Months Ended
Dec. 31, 2020
CAD ($)
Disclosure of future cash outflows not reflected in measurement of lease liability and purchase obligations [line items]  
Variable lease payments $ 299.2
Short-term and low value lease payments 3.3
Leases not commenced but committed 24.7
Purchase obligations 85.2
Total minimum lease payments 412.4
Less than 1 Year  
Disclosure of future cash outflows not reflected in measurement of lease liability and purchase obligations [line items]  
Variable lease payments 50.1
Short-term and low value lease payments 2.2
Leases not commenced but committed 0.6
Purchase obligations 51.6
Total minimum lease payments 104.5
1 to 3 Years  
Disclosure of future cash outflows not reflected in measurement of lease liability and purchase obligations [line items]  
Variable lease payments 78.6
Short-term and low value lease payments 0.9
Leases not commenced but committed 4.3
Purchase obligations 33.0
Total minimum lease payments 116.8
After 3 Years  
Disclosure of future cash outflows not reflected in measurement of lease liability and purchase obligations [line items]  
Variable lease payments 170.5
Short-term and low value lease payments 0.2
Leases not commenced but committed 19.8
Purchase obligations 0.6
Total minimum lease payments $ 191.1