Condensed Consolidated Balance Sheets (Unaudited) Condensed Consolidated Balance Sheets (Unaudited) (Parentheticals) (USD $)	Jun. 30, 2014	Dec. 31, 2013
TESORO CORPORATION STOCKHOLDERS’ EQUITY
Common stock, par value (dollar per share)	$ 0.167	$ 0.167
Common stock, authorized shares (shares)	200,000,000	200,000,000
Common stock, shares issued (shares)	156,127,226	154,712,627
Treasury stock, common shares (shares)	27,079,203	22,907,890
Current Assets
Cash and cash equivalents	$ 1,239,000,000	$ 1,238,000,000
Property, Plant and Equipment, Net
NET PROPERTY, PLANT AND EQUIPMENT	6,996,000,000	6,875,000,000
Debt
Debt	3,055,000,000	2,823,000,000
Tesoro Logistics LP
Current Assets
Cash and cash equivalents	0	23,000,000
Property, Plant and Equipment, Net
NET PROPERTY, PLANT AND EQUIPMENT	1,414,000,000	1,368,000,000
Debt
Debt	$ 1,391,000,000	$ 1,164,000,000