CONSOLIDATED STATEMENTS OF CASH FLOWS - CAD CAD in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Operating activities
Net income	CAD 2,405	CAD 1,599	CAD 1,352
Reconciliation of net income to cash provided by operating activities:
Depreciation and amortization	661	640	595
Deferred income taxes	(210)	320	234
Pension funding in excess of expense	(237)	(138)	(49)
Foreign exchange (gain) loss on long-term debt	(186)	(79)	297
Other operating activities, net	(113)	(198)	(245)
Change in non-cash working capital balances related to operations	(138)	(55)	275
Cash provided by operating activities	2,182	2,089	2,459
Investing activities
Additions to properties	(1,340)	(1,182)	(1,522)
Proceeds from the sale of property, plant and equipment	0	0	281
Proceeds from sale of properties and other assets	42	116	114
Other	3	(3)	4
Cash used in investing activities	(1,295)	(1,069)	(1,123)
Financing activities
Dividends paid	(310)	(255)	(226)
Issuance of CP Common Shares	45	21	43
Purchase of CP Common shares	(381)	(1,210)	(2,787)
Issuance of long-term debt, excluding commercial paper	0	0	3,411
Repayment of long-term debt, excluding commercial paper	(32)	(38)	(505)
Net repayment of commercial paper	0	(8)	(893)
Settlement of forward starting swaps	(22)	0	0
Other	0	(3)	0
Cash used in financing activities	(700)	(1,493)	(957)
Effect of foreign currency fluctuations on U.S. dollar-denominated cash and cash equivalents	(13)	(13)	45
Cash position
Increase (decrease) in cash and cash equivalents	174	(486)	424
Cash and cash equivalents at beginning of year	164	650	226
Cash and cash equivalents at end of year	338	164	650
Supplemental disclosures of cash flow information:
Income taxes paid	425	322	176
Interest paid	CAD 475	CAD 488	CAD 336