Consolidated Balance Sheets (USD $) In Millions	Jun. 30, 2011		Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 3,351		$ 2,866
Short-term investments	3,367		145
Accounts receivable	1,446		1,202
Current assets held for sale	36		563
Other current assets	711		779
Total current assets	8,911	[1]	5,555
Oil and gas, based on full cost accounting:
Subject to amortization	59,423		56,012
Not subject to amortization	3,915		3,434
Total oil and gas	63,338		59,446
Other	4,732		4,429
Total property and equipment, at cost	68,070		63,875
Less accumulated depreciation, depletion and amortization	(45,643)		(44,223)
Property and equipment, net	22,427		19,652
Goodwill	6,176		6,080
Long-term assets held for sale	94		859
Other long-term assets	929		781
Total assets	38,537		32,927
Current liabilities:
Accounts payable - trade	1,365		1,411
Revenues and royalties due to others	669		538
Short-term debt	1,962		1,811
Current liabilities associated with assets held for sale	43		305
Other current liabilities	445		518
Total current liabilities	4,484		4,583
Long-term debt	5,968		3,819
Asset retirement obligations	1,499		1,423
Liabilities associated with assets held for sale	2		26
Other long-term liabilities	808		1,067
Deferred income taxes	4,348		2,756
Stockholders' equity:
Common stock, $0.10 par value. Authorized 1.0 billion shares; issued 418.3 million and 431.9 million shares in 2011 and 2010, respectively	42		43
Additional paid-in capital	4,489		5,601
Retained earnings	14,901		11,882
Accumulated other comprehensive earnings	2,021		1,760
Treasury stock, at cost. 0.3 and 0.4 million shares in 2011 and 2010, respectively	(25)		(33)
Total stockholders' equity	21,428		19,253
Commitments and contingencies (Note 11)
Total liabilities and stockholders' equity	$ 38,537		$ 32,927

[1] Current assets in the Canadian segment include $6.1 billion of cash, cash equivalents and short-term investments that were generated from Devon's International offshore divestiture program and have not been repatriated to the United States.