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Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2022

Disclosure Of Summary Of Significant Accounting Policies [Abstract]

Disclosure of Revisions to Prior Period

Year Ended December 31, 2021



Oil Sands Segment			Previously Reported						Revisions						Segment Aggregation						Revised

Purchased Product			3,188						(784)						—						2,404
Transportation and Blending			7,841						784						—						8,625
			11,029						—						—						11,029



Canadian Manufacturing			Previously Reported						Revisions						Segment Aggregation						Revised
Gross Sales			4,472						—						1,743						6,215
Purchased Product			3,552						—						1,604						5,156
Operating			388						—						98						486
Depreciation, Depletion and Amortization			167						—						59						226
			365						—						(18)						347



Retail			Previously Reported						Revisions						Segment Aggregation						Revised
Gross Sales			2,158						—						(2,158)						—
Purchased Product			2,019						—						(2,019)						—
Operating			98						—						(98)						—
Depreciation, Depletion and Amortization			59						—						(59)						—
			(18)						—						18						—



Corporate and Eliminations Segment			Previously Reported						Revisions						Segment Aggregation						Revised
Gross Sales			(5,706)						—						415						(5,291)
Purchased Product			(4,888)						629						415						(3,844)
Transportation and Blending			(47)						(629)						—						(676)
			(771)						—						—						(771)



Consolidated			Previously Reported						Revision						Segment Aggregation						Revised
Purchased Product			23,481						(155)						—						23,326
Transportation and Blending			7,883						155						—						8,038
			31,364						—						—						31,364