CONSOLIDATED BALANCE SHEETS - CAD CAD in Millions	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Current assets
Cash and cash equivalents	CAD 164	CAD 650
Accounts receivable, net	591	645
Materials and supplies	184	188
Other current assets	70	54
Total current assets	1,009	1,537
Investments	194	152
Properties	16,689	16,273
Goodwill and intangible assets	202	211	CAD 176
Pension asset	1,070	1,401
Other assets	57	63
Total assets	19,221	19,637
Current liabilities
Accounts payable and accrued liabilities	1,322	1,417
Long-term debt maturing within one year	25	30
Total current liabilities	1,347	1,447
Pension and other benefit liabilities	734	758
Other long-term liabilities	284	318
Long-term debt	8,659	8,927
Deferred income taxes	3,571	3,391
Total liabilities	14,595	14,841
Shareholders’ equity
Share capital	2,002	2,058
Accumulated other comprehensive loss (Note 7)	52	43
Accumulated other comprehensive loss	(1,799)	(1,477)
Retained earnings	4,371	4,172
Total Shareholders' equity	4,626	4,796	CAD 5,610	CAD 7,097
Total liabilities and shareholders’ equity	CAD 19,221	CAD 19,637

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.