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Consolidated Statement of Cash Flows - CAD
CAD in Millions
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Operating activities      
Net earnings (loss) CAD (118) CAD 276 CAD 116
Depreciation and amortization (Note 33) 708 664 605
Gain on sale of assets (Note 4) (1) (1) (262)
Accretion of provisions (Note 20) 23 20 21
Decommissioning and restoration costs settled (Note 20) (19) (23) (24)
Deferred income tax expense (recovery) (Note 10) (15) 15 86
Unrealized (gain) loss from risk management activities (48) 58 61
Unrealized foreign exchange (gain) loss 22 (1) 13
Provisions (7) (123) 101
Asset impairment charges (reversals) (Note 6) 20 28 (2)
Other non-cash items 175 (242) (41)
Cash flow from operations before changes in working capital 740 671 674
Change in non-cash operating working capital balances (Note 29) (114) 73 (242)
Cash flow from operating activities 626 744 432
Investing activities      
Additions to property, plant, and equipment (Notes 16 and 33) (338) (358) (476)
Additions to intangibles (Notes 18 and 33) (51) (21) (26)
Restricted cash (Notes 19 and 21) (30) 0 0
Loan receivable (Note 19) (38) 0 0
Acquisition of renewable energy facilities, net of cash acquired (Note 4) 0 0 (101)
Proceeds on sale of property, plant, and equipment 3 6 7
Proceeds on sale of Wintering Hills facility and Solomon disposition (Note 4) 478 0 0
Income tax expense on Solomon disposition (Notes 4 and 10) (56) 0 0
Realized gains (losses) on financial instruments 6 (6) (12)
Decrease in finance lease receivable 59 56 23
Other (3) 2 24
Change in non-cash investing working capital balances 57 (6) (12)
Cash flow from (used in) investing activities 87 (327) (573)
Financing activities      
Net increase (decrease) in borrowings under credit facilities (Note 21) 26 (315) 218
Repayment of long-term debt (Note 21) (814) (88) (758)
Issuance of long-term debt (Note 21) 260 361 487
Net proceeds on sale of non-controlling interest in subsidiary (Note 4) 0 162 404
Realized gains (losses) on financial instruments 106 (2) 87
Distributions paid to subsidiaries’ non-controlling interests (Note 11) (172) (151) (99)
Decrease in finance lease obligations (Note 21) (17) (16) (13)
Other (6) (3) (7)
Cash flow from (used in) financing activities (703) (163) 149
Cash flow from operating, investing, and financing activities 10 254 8
Effect of translation on foreign currency cash (1) (3) 3
Increase in cash and cash equivalents 9 251 11
Cash and cash equivalents, beginning of year 305 54 43
Cash and cash equivalents, end of year 314 305 54
Cash income taxes paid 14 27 17
Cash interest paid 230 235 242
Common shares      
Financing activities      
Dividends paid, classified as financing activities (46) (69) (124)
Preferred shares      
Financing activities      
Dividends paid, classified as financing activities CAD (40) CAD (42) CAD (46)