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	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014
Current assets
Cash and cash equivalents	CAD 92	CAD 571	CAD 650	CAD 185	CAD 184	CAD 226
Accounts receivable, net	577		645
Materials and supplies	195		188
Other current assets	59		54
Total current assets	923		1,537
Investments	155		152
Properties	16,160		16,273
Goodwill and intangible assets	195		211
Pension asset	1,565		1,401
Other assets	70		63
Total assets	19,068		19,637
Current liabilities
Accounts payable and accrued liabilities	1,247		1,417
Long-term debt maturing within one year	198		30
Total current liabilities	1,445		1,447
Pension and other benefit liabilities	751		758
Other long-term liabilities	286		318
Long-term debt	8,383		8,927
Deferred income taxes	3,512		3,391
Total liabilities	14,377		14,841
Shareholders’ equity
Share capital	2,000		2,058
Additional paid-in capital	49		43
Accumulated other comprehensive loss	(1,471)		(1,477)
Retained earnings	4,113		4,172
Total Shareholders' equity	4,691		4,796	CAD 5,251		CAD 5,610
Total liabilities and shareholders’ equity	CAD 19,068		CAD 19,637