Other Assets (Tables)

12 Months Ended

Dec. 31, 2018

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Other Assets

(in millions of Canadian dollars)	2018		2017
Long-term materials	$	26	$	24
Contracted customer incentives	11		11
Prepaid leases	10		5
Other	24		29
Total other assets	$	71	$	69