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.

Name:	us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent
Namespace Prefix:	us-gaap_
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.

INTERIM CONSOLIDATED BALANCE SHEETS AS AT (unaudited) - CAD CAD in Millions	Sep. 30, 2016	Jun. 30, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Dec. 31, 2014
Current assets
Cash and cash equivalents	CAD 103	CAD 92	CAD 650	CAD 661	CAD 185	CAD 226
Accounts receivable, net	605		645
Materials and supplies	192		188
Other current assets	64		54
Total current assets	964		1,537
Investments	169		152
Properties	16,382		16,273
Goodwill and intangible assets	198		211
Pension asset	1,638		1,401
Other assets	70		63
Total assets	19,421		19,637
Current liabilities
Accounts payable and accrued liabilities	1,246		1,417
Long-term debt maturing within one year	391		30
Total current liabilities	1,637		1,447
Pension and other benefit liabilities	756		758
Other long-term liabilities	280		318
Long-term debt	8,488		8,927
Deferred income taxes	3,591		3,391
Total liabilities	14,752		14,841
Shareholders’ equity
Share capital	2,000		2,058
Additional paid-in capital	43		43
Accumulated other comprehensive loss	(1,433)		(1,477)
Retained earnings	4,059		4,172
Total Shareholders' equity	4,669		4,796	CAD 3,992		CAD 5,610
Total liabilities and shareholders’ equity	CAD 19,421		CAD 19,637