Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2015

Commitments and Contingencies Disclosure [Abstract]

Minimum Future Lease Payments Under Operating Leases

As at December 31, 2015, the Company’s commitments under operating leases were estimated at $553 million in aggregate, with minimum annual payments in each of the next five years and thereafter as follows: 

(in millions of Canadian dollars)	Operating leases
2016	$	107
2017	90
2018	62
2019	52
2020	45
Thereafter	197
Total minimum lease payments	$	553