Consolidated Balance Sheets (USD $) In Millions, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Current assets:
Cash and temporary cash investments	$ 1,024	$ 3,334
Receivables, net	8,706	4,583
Inventories	5,623	4,947
Income taxes receivable	212	343
Deferred income taxes	283	190
Prepaid expenses and other	124	121
Total current assets	15,972	13,518
Property, plant and equipment, at cost	32,253	28,921
Accumulated depreciation	(7,076)	(6,252)
Property, plant and equipment, net	25,177	22,669
Intangible assets, net	227	224
Deferred charges and other assets, net	1,407	1,210
Total assets	42,783	37,621
Current liabilities:
Current portion of debt and capital lease obligations	1,009	822
Accounts payable	9,472	6,441
Accrued expenses	595	590
Taxes other than income taxes	1,264	671
Income taxes payable	119	3
Deferred income taxes	249	257
Total current liabilities	12,708	8,784
Debt and capital lease obligations, less current portion	6,732	7,515
Deferred income taxes	5,017	4,530
Other long-term liabilities	1,881	1,767
Commitments and contingencies
Valero Energy Corporation stockholders' equity:
Common stock, $0.01 par value; 1,200,000,000 shares authorized; 673,501,593 and 673,501,593 shares issued	7	7
Additional paid-in capital	7,486	7,704
Treasury stock, at cost; 116,689,450 and 105,113,545 common shares	(6,475)	(6,462)
Retained earnings	15,309	13,388
Accumulated other comprehensive income	96	388
Total Valero Energy Corporation stockholders' equity	16,423	15,025
Noncontrolling interest	22	0
Total equity	16,445	15,025
Total liabilities and equity	$ 42,783	$ 37,621