Acquisition Of Canadian Oil Sands Limited (Tables) - COS

12 Months Ended

Dec. 31, 2017

Disclosure of detailed information about business combination [line items]

Purchase Price Consideration

Number of COS common shares tendered (millions)	353.3
Multiplied by share exchange ratio	0.28
Number of Suncor common shares issued (millions)	98.9
Share price on acquisition date	$ 31.88
Fair value of consideration ($ millions)	3 154

Purchase Price Allocation

The purchase price allocation was based on management's best estimates of fair values of COS' assets and liabilities as at February 5, 2016.

($ millions)
Cash	109
Accounts receivable	231
Inventory	135
Other assets	105
Property, plant and equipment	9 476
Exploration and evaluation	602
Total assets acquired	10 658
Accounts payable and other liabilities	(375	)
Long-term debt	(2 639	)
Employee future benefits	(323	)
Decommissioning provision	(1 169	)
Deferred income taxes	(1 826	)
Total liabilities assumed	(6 332	)
Net assets of COS	4 326
Non-controlling interest	(1 172	)
Net assets acquired	3 154

Fair value of debt acquired

($ millions)		February 5, 2016
Fixed-term debt, redeemable at the option of the company
	7.75% Notes, due 2019 (US$500)	755
	7.90% Notes, due 2021 (US$250)	389
	4.50% Notes, due 2022 (US$400)	515
	8.20% Notes, due 2027 (US$74)	114
	6.00% Notes, due 2042 (US$300)	316
Total Notes		2 089
Credit facility		550
Total long-term debt		2 639