Consolidated balance sheet - CAD CAD in Millions		Jun. 30, 2017		Dec. 31, 2016
Current assets
Cash		CAD 623	[1]	CAD 391
Accounts receivable, less estimated doubtful accounts	[2]	1,599		2,023
Inventories of crude oil and products		1,044		949
Materials, supplies and prepaid expenses		490		468
Total current assets		3,756		3,831
Investments and long-term receivables		907		1,030
Property, plant and equipment,		53,734		53,515
less accumulated depreciation and depletion		(17,888)		(17,182)
Property, plant and equipment, net		35,846		36,333
Goodwill		186		186
Other assets, including intangibles, net		410		274
Total assets		41,105		41,654
Current liabilities
Notes and loans payable	[3]	203		202
Accounts payable and accrued liabilities (note 7)	[2]	2,962		3,193
Income taxes payable		40		488
Total current liabilities		3,205		3,883
Long-term debt (note 6)	[4]	5,019		5,032
Other long-term obligations (note 7)	[5]	3,678		3,656
Deferred income tax liabilities		4,203		4,062
Total liabilities		16,105		16,633
Shareholders' equity
Common shares at stated value (note 8)	[6]	1,560		1,566
Earnings reinvested (note 9)		25,224		25,352
Accumulated other comprehensive income (loss) (note 10)		(1,784)		(1,897)
Total shareholders' equity		25,000		25,021
Total liabilities and shareholders' equity		CAD 41,105		CAD 41,654

[1] Cash is composed of cash in bank and cash equivalents at cost. Cash equivalents are all highly liquid securities with maturity of three months or less when purchased.

[2] Accounts receivable, less estimated doubtful accounts included net amounts receivable from related parties of $126 million (2016 - $172 million).

[3] Notes and loans payable included amounts to related parties of $75 million (2016 - $75 million).

[4] Long-term debt included amounts to related parties of $4,447 million (2016 - $4,447 million).

[5] Other long-term obligations included amounts to related parties of $82 million (2016 - $104 million).

[6] Number of common shares authorized and outstanding were 1,100 million and 844 million, respectively (2016 - 1,100 million and 848 million, respectively).