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Prior Year Segmented and Operating Information (Tables)

9 Months Ended

Sep. 30, 2021

Disclosure Of Reportable Segments [Abstract]

Schedule of Segment and Operational Information

A) Results of Operations – Segment and Operational Information

i) Results for the Three Months Ended September 30

			Upstream
			Oil Sands																								Conventional																								Offshore
For the three months ended September 30,			2021												2020												2021												2020												2021												2020
Revenues
Gross Sales						6,114												2,436												833												232												404												—
Less: Royalties (1)						669												129												40												24												24												—
						5,445												2,307												793												208												380												—
Expenses
Purchased Product (1)						822												235												445												76												—												—
Transportation and Blending (1)						1,918												1,015												20												21												3												—
Operating (1)						616												286												135												81												49												—
Realized (Gain) Loss on Risk Management						166												137												2												—												—												—
Operating Margin						1,923												634												191												30												328												—
Unrealized (Gain) Loss on Risk    Management						(39)												(135)												9												—												—												—
Depreciation, Depletion and Amortization						743												470												99												75												127												—
Exploration Expense						2												—												—												25												3												—
(Income) Loss From Equity-Accounted    Affiliates						—												—												—												—												(12)												—
Segment Income (Loss)						1,217												299												83												(70)												210												—

(1)Inventory write-downs prior to January 1, 2021, have been reclassified to royalties, purchased product, transportation and blending or operating expenses to conform with the current presentation of inventory write-downs.

			Downstream
			Canadian Manufacturing																								U.S. Manufacturing																								Retail
For the three months ended September 30,			2021												2020												2021												2020												2021												2020
Revenues
Gross Sales						1,215												15												5,723												1,237												592												—
Less: Royalties (1)						—												—												—												—												—												—
						1,215												15												5,723												1,237												592												—
Expenses																																																																		—
Purchased Product (1)						986												—												5,171												1,133												551												—
Transportation and Blending (1)						—												—												—												—												—												—
Operating (1)						99												8												413												179												25												—
Realized (Gain) Loss on Risk Management						—												—												17												2												—												—
Operating Margin						130												7												122												(77)												16												—
Unrealized (Gain) Loss on Risk Management						—												—												5												(3)												—												—
Depreciation, Depletion and Amortization						41												2												103												518												11												—
Exploration Expense						—												—												—												—												—												—
(Income) Loss From Equity-Accounted    Affiliates						—												—												—												—												—												—
Segment Income (Loss)						89												5												14												(592)												5												—

															Corporate and Eliminations																								Consolidated
For the three months ended September 30,															2021												2020												2021												2020
Revenues
Gross Sales																		(1,450)												(108)												13,431												3,812
Less: Royalties (1)																		—												—												733												153
																		(1,450)												(108)												12,698												3,659
Expenses
Purchased Product (1)																		(1,244)												(36)												6,731												1,408
Transportation and Blending (1)																		(18)												(3)												1,923												1,033
Operating (1)																		(187)												(73)												1,150												481
Realized (Gain) Loss on Risk Management																		(1)												(1)												184												138
Unrealized (Gain) Loss on Risk    Management																		(2)												3												(27)												(135)
Depreciation, Depletion and Amortization																		29												27												1,153												1,092
Exploration Expense																		—												—												5												25
(Income) Loss From Equity-Accounted    Affiliates																		(1)												—												(13)												—
Segment Income (Loss)																		(26)												(25)												1,592												(383)
General and Administrative																		158												51												158												51
Finance Costs																		360												145												360												145
Interest Income																		(4)												(2)												(4)												(2)
Integration Costs																		45												—												45												—
Foreign Exchange (Gain) Loss, Net																		196												(159)												196												(159)
Re-measurement of Contingent Payment																		135												(31)												135												(31)
(Gain) Loss on Divestiture of Assets																		(25)												(1)												(25)												(1)
Other (Income) Loss, Net																		(107)												(14)												(107)												(14)
																		758												(11)												758												(11)
Earnings (Loss) Before Income Tax																																										834												(372)
Income Tax Expense (Recovery)																																										283												(178)
Net Earnings (Loss)																																										551												(194)

(1)Inventory write-downs prior to January 1, 2021, have been reclassified to royalties, purchased product, transportation and blending or operating expenses to conform with the current presentation of inventory write-downs.

ii) Results for the Nine Months Ended September 30

			Upstream
			Oil Sands																								Conventional																								Offshore
For the nine months ended September 30,			2021												2020												2021												2020												2021												2020
Revenues
Gross Sales						15,904												6,117												2,235												636												1,262												—
Less: Royalties (1)						1,462												200												103												28												74												—
						14,442												5,917												2,132												608												1,188												—
Expenses
Purchased Product (1)						2,114												806												1,113												184												—												—
Transportation and Blending (1)						5,476												3,552												57												63												10												—
Operating (1)						1,793												839												417												248												166												—
Realized (Gain) Loss on Risk Management						584												228												2												—												—												—
Operating Margin						4,475												492												543												113												1,012												—
Unrealized (Gain) Loss on Risk    Management						194												8												10												—												—												—
Depreciation, Depletion and Amortization						1,982												1,276												309												563												369												—
Exploration Expense						15												7												(3)												25												3												—
(Income) Loss From Equity-Accounted    Affiliates						(5)												—												—												—												(36)												—
Segment Income (Loss)						2,289												(799)												227												(475)												676												—

			Downstream
			Canadian Manufacturing																								U.S. Manufacturing																								Retail
For the nine months ended September 30,			2021												2020												2021												2020												2021												2020
Revenues
Gross Sales						3,109												58												13,889												3,633												1,540												—
Less: Royalties (1)						—												—												—												—												—												—
						3,109												58												13,889												3,633												1,540												—
Expenses																																																																		—
Purchased Product (1)						2,424												—												12,320												3,413												1,434												—
Transportation and Blending (1)						—												—												—												—												—												—
Operating (1)						284												29												1,212												564												73												—
Realized (Gain) Loss on Risk Management						—												—												48												(6)												—												—
Operating Margin						401												29												309												(338)												33												—
Unrealized (Gain) Loss on Risk    Management						—												—												38												(1)												—												—
Depreciation, Depletion and Amortization						127												6												320												666												36												—
Exploration Expense						—												—												—												—												—												—
(Income) Loss From Equity-Accounted    Affiliates						—												—												—												—												—												—
Segment Income (Loss)						274												23												(49)												(1,003)												(3)												—

(1)Inventory write-downs prior to January 1, 2021, have been reclassified to royalties, purchased product, transportation and blending or operating expenses to conform with the current presentation of inventory write-downs.

																											Corporate and Eliminations																								Consolidated
For the nine months ended September 30,																											2021												2020												2021												2020
Revenues
Gross Sales																														(3,875)												(422)												34,064												10,022
Less: Royalties (1)																														—												—												1,639												228
																														(3,875)												(422)												32,425												9,794
Expenses
Purchased Product (1)																														(3,327)												(196)												16,078												4,207
Transportation and Blending (1)																														(39)												(24)												5,504												3,591
Operating (1)																														(517)												(210)												3,428												1,470
Realized (Gain) Loss on Risk Management																														91												4												725												226
Unrealized (Gain) Loss on Risk    Management																														(16)												—												226												7
Depreciation, Depletion and Amortization																														91												104												3,234												2,615
Exploration Expense																														—												—												15												32
(Income) Loss From Equity-Accounted    Affiliates																														1												—												(40)												—
Segment Income (Loss)																														(159)												(100)												3,255												(2,354)
General and Administrative																														491												124												491												124
Finance Costs																														836												391												836												391
Interest Income																														(11)												(4)												(11)												(4)
Integration Costs																														302												—												302												—
Foreign Exchange (Gain) Loss, Net																														(93)												168												(93)												168
Re-measurement of Contingent Payment																														571												(97)												571												(97)
(Gain) Loss on Divestiture of Assets																														(97)												—												(97)												—
Other (Income) Loss, Net																														(208)												(52)												(208)												(52)
																														1,791												530												1,791												530
Earnings (Loss) Before Income Tax																																																						1,464												(2,884)
Income Tax Expense (Recovery)																																																						469												(658)
Net Earnings (Loss)																																																						995												(2,226)

(1)Inventory write-downs prior to January 1, 2021, have been reclassified to royalties, purchased product, transportation and blending or operating expenses to conform with the current presentation of inventory write-downs.

A) Segmented and Operational Information for 2020

			Upstream																																				Downstream
For the year ended December 31, 2020			Oil Sands												Conventional												Offshore												Canadian Manufacturing												U.S. Manufacturing												Retail
Revenues
Gross Sales						8,481												904												—												82												4,733												—
Less: Royalties (1)						331												40												—												—												—												—
						8,150												864												—												82												4,733												—
Expenses
Purchased Product (1)						939												268												—												—												4,429												—
Transportation and Blending (1)						4,683												81												—												—												—												—
Operating (1)						1,156												320												—												37												748												—
Realized (Gain) Loss on Risk Management						268												—												—												—												(21)												—
Operating Margin						1,104												195												—												45												(423)												—
Unrealized (Gain) Loss on Risk Management (2)						57												—												—												—												(1)												—
Depreciation, Depletion and Amortization						1,687												880												—												8												728												—
Exploration Expense						9												82												—												—												—												—
Segment Income (Loss)						(649)												(767)												—												37												(1,150)												—
For the year ended December 31, 2020																																																			Corporate and Eliminations												Consolidated
Revenues
Gross Sales																																																						(609)												13,591
Less: Royalties (1)																																																						—												371
																																																						(609)												13,220
Expenses
Purchased Product (1)																																																						(278)												5,358
Transportation and Blending (1)																																																						(36)												4,728
Operating (1)																																																						(306)												1,955
Realized (Gain) Loss on Risk Management																																																						5												252
Unrealized (Gain) Loss on Risk Management (2)																																																						—												56
Depreciation, Depletion and Amortization																																																						161												3,464
Exploration Expense																																																						—												91
Segment Income (Loss)																																																						(155)												(2,684)
General and Administrative																																																						292												292
Finance Costs																																																						536												536
Interest Income																																																						(9)												(9)
Integration Costs																																																						29												29
Foreign Exchange (Gain) Loss, Net																																																						(181)												(181)
Re-measurement of Contingent Payment																																																						(80)												(80)
(Gain) Loss on Divestiture of Assets																																																						(81)												(81)
Other (Income) Loss, Net																																																						40												40
																																																						546												546
Earnings (Loss) Before Income Tax																																																																		(3,230)
Income Tax Expense (Recovery)																																																																		(851)
Net Earnings (Loss)																																																																		(2,379)

(1)Inventory write-downs and reversals prior to January 1, 2021, have been reclassified to royalties, purchased product, transportation and blending or operating expenses to conform with the current presentation of inventory write-downs and reversals.

(2)Unrealized gain and loss on risk management are recorded in the reportable segment to which the derivative instrument relates. Comparative periods have been reclassified as these amounts were recorded in the Corporate and Eliminations segment prior to January 1, 2021.

B) Segmented and Operational Information for 2019

			Upstream																																				Downstream
For the year ended December 31, 2019			Oil Sands												Conventional												Offshore												Canadian Manufacturing												U.S. Manufacturing												Retail
Revenues
Gross Sales						12,739												935												—												77												8,291												—
Less: Royalties						1,143												30												—												—												—												—
						11,596												905												—												77												8,291												—
Expenses
Purchased Product (1)						1,869												240												—												—												6,735												—
Transportation and Blending						5,152												82												—												—												—												—
Operating						1,067												339												—												41												877												—
Realized (Gain) Loss on Risk Management						23												—												—												—												(16)												—
Operating Margin						3,485												244												—												36												695												—
Unrealized (Gain) Loss on Risk Management (2)						92												—												—												—												1												—
Depreciation, Depletion and Amortization						1,543												319												—												7												273												—
Exploration Expense						18												64												—												—												—												—
Segment Income (Loss)						1,832												(139)												—												29												421												—
For the year ended December 31, 2019																																																			Corporate and Eliminations												Consolidated
Revenues
Gross Sales																																																						(689)												21,353
Less: Royalties																																																						—												1,173
																																																						(689)												20,180
Expenses
Purchased Product (1)																																																						(417)												8,427
Transportation and Blending																																																						(50)												5,184
Operating																																																						(236)												2,088
Realized (Gain) Loss on Risk Management																																																						—												7
Unrealized (Gain) Loss on Risk Management (2)																																																						56												149
Depreciation, Depletion and Amortization																																																						107												2,249
Exploration Expense																																																						—												82
Segment Income (Loss)																																																						(149)												1,994
General and Administrative																																																						331												331
Finance Costs																																																						511												511
Interest Income																																																						(12)												(12)
Foreign Exchange (Gain) Loss, Net																																																						(404)												(404)
Re-measurement of Contingent Payment																																																						164												164
(Gain) Loss on Divestiture of Assets																																																						(2)												(2)
Other (Income) Loss, Net																																																						9												9
																																																						597												597
Earnings (Loss) Before Income Tax																																																																		1,397
Income Tax Expense (Recovery)																																																																		(797)
Net Earnings (Loss)																																																																		2,194

(1)Inventory write-downs have been reclassified to purchased product to conform with the current presentation of inventory write-downs.

(2)Unrealized gain and loss on risk management are recorded in the reportable segment to which the derivative instrument relates. Comparative periods have been reclassified as these amounts were recorded in the Corporate and Eliminations segment prior to January 1, 2021.

C) Segmented and Operational Information for 2018

			Upstream																																				Downstream
For the year ended December 31, 2018			Oil Sands												Conventional												Offshore												Canadian Manufacturing												U.S. Manufacturing												Retail
Revenues
Gross Sales						11,975												1,071												—												36												9,031												—
Less: Royalties						473												73												—												—												—												—
						11,502												998												—												36												9,031												—
Expenses
Purchased Product (1)						1,933												168												—												—												7,160												—
Transportation and Blending						5,879												90												—												—												—												—
Operating						1,056												404												—												37												870												—
Realized (Gain) Loss on Risk Management						1,551												26												—												—												(1)												—
Operating Margin						1,083												310												—												(1)												1,002												—
Unrealized (Gain) Loss on Risk Management (2)						(169)												—												—												—												(5)												—
Depreciation, Depletion and Amortization						1,439												412												—												7												215												—
Exploration Expense						6												2,117												—												—												—												—
Segment Income (Loss)						(193)												(2,219)												—												(8)												792												—
For the year ended December 31, 2018																																																			Corporate and Eliminations												Consolidated
Revenues
Gross Sales																																																						(724)												21,389
Less: Royalties																																																						—												546
																																																						(724)												20,843
Expenses
Purchased Product (1)																																																						(517)												8,744
Transportation and Blending																																																						(27)												5,942
Operating																																																						(183)												2,184
Realized (Gain) Loss on Risk Management																																																						(22)												1,554
Unrealized (Gain) Loss on Risk Management (2)																																																						(1,075)												(1,249)
Depreciation, Depletion and Amortization																																																						58												2,131
Exploration Expense																																																						—												2,123
Segment Income (Loss)																																																						1,042												(586)
General and Administrative																																																						1,020												1,020
Finance Costs																																																						627												627
Interest Income																																																						(19)												(19)
Foreign Exchange (Gain) Loss, Net																																																						854												854
Re-measurement of Contingent Payment																																																						50												50
(Gain) Loss on Divestiture of Assets																																																						795												795
Other (Income) Loss, Net																																																						13												13
																																																						3,340												3,340
Earnings (Loss) Before Income Tax																																																																		(3,926)
Income Tax Expense (Recovery)																																																																		(1,010)
Net Earnings (Loss)																																																																		(2,916)

(1)Inventory write-downs have been reclassified to purchased product to conform with the current presentation of inventory write-downs.

(2)Unrealized gain and loss on risk management are recorded in the reportable segment to which the derivative instrument relates. Comparative periods have been reclassified as these amounts were recorded in the Corporate and Eliminations segment prior to January 1, 2021.

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