XML 54 R32.htm IDEA: XBRL DOCUMENT v2.4.0.8
Separation of Retail Business (Details) (USD $)
 6 Months Ended 0 Months Ended 3 Months Ended 0 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Dec. 31, 2012
Dec. 31, 2011
May 01, 2013
Spinoff [Member]
Jun. 30, 2013
Spinoff [Member]
May 01, 2013
Spinoff [Member]
Notes Payable to Banks [Member]
Apr. 16, 2013
Spinoff [Member]
Sourced From Parent's Short-Term Borrowings [Member]
Notes Payable to Banks [Member]
May 01, 2013
Spinoff [Member]
Sourced From Entity Spunoff [Member]
May 01, 2013
Spinoff [Member]
Cash Proceeds Net of Tax Liability [Member]
Assets                    
Cash and temporary cash investments $ 2,398,000,000 $ 1,295,000,000 $ 1,723,000,000 $ 1,024,000,000 $ 315,000,000          
Credit card receivables from Valero         44,000,000          
Other receivables, net         109,000,000          
Inventories 6,446,000,000   5,973,000,000   170,000,000          
Deferred income taxes 246,000,000   274,000,000   14,000,000          
Prepaid expenses and other 136,000,000   154,000,000   13,000,000          
Total current assets 16,768,000,000   16,460,000,000   665,000,000          
Property, plant and equipment, at cost 33,087,000,000   34,132,000,000   1,891,000,000          
Accumulated depreciation (7,701,000,000)   (7,832,000,000)   (611,000,000)          
Property, plant and equipment, net 25,386,000,000   26,300,000,000   1,280,000,000          
Intangible assets, net 159,000,000   213,000,000   38,000,000          
Deferred charges and other assets, net 1,864,000,000   1,504,000,000   205,000,000          
Total assets 44,177,000,000   44,477,000,000   2,188,000,000          
Liabilities                    
Current portion of capital lease obligations 303,000,000   586,000,000   2,000,000          
Trade payable to Valero         242,000,000          
Other accounts payable         96,000,000          
Accrued expenses 504,000,000   590,000,000   31,000,000          
Taxes other than income taxes 1,239,000,000   1,026,000,000   20,000,000          
Total current liabilities 12,035,000,000   11,929,000,000   391,000,000          
Debt and capital lease obligations, less current portion 6,261,000,000   6,463,000,000   1,053,000,000          
Deferred income taxes 6,159,000,000   5,860,000,000   83,000,000          
Other long-term liabilities 1,697,000,000   2,130,000,000   112,000,000          
Total liabilities         1,639,000,000          
Separation of Retail Business (Textual)                    
Spinoff transaction, ownership percentage by Valero stockholders         80.00%          
Cash distributed to Valero by CST Brands, Inc. 500,000,000 0     1,050,000,000       500,000,000 546,000,000
Proceeds from short-term debt 550,000,000 0           550,000,000    
Senior unsecured bonds of CST issued to us         550,000,000          
CST bonds exchanged in settlement of short-term borrowings             550,000,000      
Cash held and retained by CST upon spin 315,000,000 0     315,000,000          
Tax liability incurred related to business separation         189,000,000          
Cost of separation in general and administrative expenses           $ 30,000,000        
Ownership percentage retained         20.00%          
Expected investment holding period         18 months