Assets Held for Sale and Discontinued Operations (Tables)

12 Months Ended

Dec. 31, 2018

Disclosure Of Noncurrent Assets Held For Sale And Discontinued Operations [Abstract]

Summary of Assets and Liabilities Held for Sale

As at December 31, 2017	E&E Assets		PP&E		Decommissioning Liabilities
Conventional	-			568		454
Deep Basin		46		434		149
		46		1,002		603

Results of Discontinued Operations

The following table presents the results of discontinued operations, including asset sales:

For the years ended December 31,	2018		2017	2016
Revenues
Gross Sales	14		1,309	1,267
Less: Royalties	3		174	139
	11		1,135	1,128
Expenses
Transportation and Blending	1		167	186
Operating	(28	)	426	444
Production and Mineral Taxes	1		18	12
(Gain) Loss on Risk Management	-		33	(58	)
Operating Margin	37		491	544
Depreciation, Depletion and Amortization	-		192	567
Exploration Expense	-		2	-
Finance Costs	1		80	102
Earnings (Loss) From Discontinued Operations Before    Income Tax	36		217	(125	)
Current Tax Expense (Recovery)	-		24	86
Deferred Tax Expense (Recovery)	9		33	(125	)
After-tax Earnings (Loss) From Discontinued Operations	27		160	(86	)
After-tax Gain (Loss) on Discontinuance (1)	220		938	-
Net Earnings (Loss) From Discontinued Operations	247		1,098	(86	)

(1) Net of deferred tax expense of $81 million in 2018 (2017 – $347 million).

Summary of Cash Flows from Discontinued Operations

Cash flows from discontinued operations reported in the Consolidated Statement of Cash Flows are:

For the years ended December 31,	2018	2017	2016
Cash From (Used in) Operating Activities	36	448	435
Cash From (Used in) Investing Activities	404	2,993	(168	)
Net Cash Flow	440	3,441	267