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v3.3.1.900

Consolidated Statements of Cash Flows - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Cash flows from operating activities: |  |  |
Net income | $ 4,101 | $ 3,711 | $ 2,728
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation and amortization expense | 1,842 | 1,690 | 1,720
Lower of cost or market inventory valuation adjustment | 790 | 0 | 0
Aruba Refinery asset retirement expense and other | 0 | 63 | 0
Gain on disposition of retained interest in CST Brands, Inc. | 0 | 0 | (325)
Deferred income tax expense | 165 | 445 | 501
Changes in current assets and current liabilities | (1,306) | (1,810) | 922
Changes in deferred charges and credits and other operating activities, net | 19 | 142 | 18
Net cash provided by operating activities | 5,611 | 4,241 | 5,564
Cash flows from investing activities: |  |  |
Capital expenditures | (1,618) | (2,153) | (2,121)
Deferred turnaround and catalyst costs | (673) | (649) | (634)
Investments in joint ventures | (141) | (14) | (76)
Other investing activities, net | (55) | (28) | 19
Net cash used in investing activities | (2,487) | (2,844) | (2,812)
Cash flows from financing activities: |  |  |
Proceeds from debt issuances or borrowings | 1,446 | 28 | 0
Repayments of debt and capital lease obligations | (513) | (204) | (486)
Proceeds from the exercise of stock options | 34 | 47 | 59
Purchase of common stock for treasury | (2,838) | (1,296) | (928)
Common stock dividends | (848) | (554) | (462)
Net proceeds from issuance of Valero Energy Partners LP common units | 189 | 0 | 369
Contributions from noncontrolling interests | 5 | 12 | 45
Distributions to noncontrolling interests (public unitholders) of Valero Energy Partners LP | (20) | (12) | 0
Distribution to other noncontrolling interest | (25) | 0 | 0
Disposition of retail business: |  |  |
Proceeds from short-term debt in anticipation of separation | 0 | 0 | 550
Cash distributed to Valero by CST Brands, Inc. | 0 | 0 | 500
Cash held and retained by CST Brands, Inc. upon separation | 0 | 0 | (315)
Proceeds from short-term debt related to disposition of retained interest | 0 | 0 | 525
Repayments of short-term debt related to disposition of retained interest | 0 | 0 | (58)
Other financing activities, net | 25 | 49 | 38
Net cash used in financing activities | (2,545) | (1,930) | (163)
Effect of foreign exchange rate changes on cash | (154) | (70) | (20)
Net increase (decrease) in cash and temporary cash investments | 425 | (603) | 2,569
Cash and temporary cash investments at beginning of year | 3,689 | 4,292 | 1,723
Cash and temporary cash investments at end of year | $ 4,114 | $ 3,689 | $ 4,292

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- Definition The cash inflow from a borrowing not otherwise defined in the taxonomy having initial term of repayment within one year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3255-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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- Definition The net cash inflow or outflow from other financing activities. This element is used when there is not a more specific and appropriate element in the taxonomy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3095-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3098-108585 + Details
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- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=51664549&loc=SL4569616-111683 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4K -URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591552-111686 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591551-111686 + Details
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- Definition The cash outflow during the period from the repayment of aggregate short-term and long-term debt and payment of capital lease obligations. + References No definition available. + Details
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- Definition The cash outflow attributable to repayments of borrowings not otherwise defined in the taxonomy (having initial terms of repayment within one year or the normal operating cycle, if longer). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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