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v2.4.1.9

Condensed Consolidated Statement of Cash Flows (USD $) In Millions, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2015 | Mar. 31, 2014
CASH FLOWS FROM OPERATING ACTIVITIES: |  |
Net income | $ 453 us-gaap_NetIncomeLoss | $ 152 us-gaap_NetIncomeLoss
Adjustments to reconcile net income to cash provided by (used in) operating activities: |  |
Depreciation and amortization | 244 us-gaap_DepreciationAndAmortization | 221 us-gaap_DepreciationAndAmortization
Unrealized (gain) loss on fuel derivative instruments | 11 us-gaap_UnrealizedGainLossOnDerivativesAndCommodityContracts | (60)us-gaap_UnrealizedGainLossOnDerivativesAndCommodityContracts
Deferred income taxes | 19 us-gaap_DeferredIncomeTaxExpenseBenefit | 92 us-gaap_DeferredIncomeTaxExpenseBenefit
Changes in certain assets and liabilities: |  |
Accounts and other receivables | (130)us-gaap_IncreaseDecreaseInAccountsAndOtherReceivables | (72)us-gaap_IncreaseDecreaseInAccountsAndOtherReceivables
Other assets | 13 us-gaap_IncreaseDecreaseInOtherOperatingAssets | 7 us-gaap_IncreaseDecreaseInOtherOperatingAssets
Accounts payable and accrued liabilities | 177 us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities | 24 us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
Air traffic liability | 717 us-gaap_IncreaseDecreaseInDeferredAirTrafficRevenue | 761 us-gaap_IncreaseDecreaseInDeferredAirTrafficRevenue
Cash collateral received from (provided to) derivative counterparties | (17)us-gaap_IncreaseDecreaseCashCollateralFromCounterparties | 11 us-gaap_IncreaseDecreaseCashCollateralFromCounterparties
Other, net | (35)us-gaap_OtherOperatingActivitiesCashFlowStatement | (17)us-gaap_OtherOperatingActivitiesCashFlowStatement
Net cash provided by operating activities | 1,452 us-gaap_NetCashProvidedByUsedInOperatingActivities | 1,119 us-gaap_NetCashProvidedByUsedInOperatingActivities
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Capital expenditures | 573 us-gaap_PaymentsToAcquireProductiveAssets | 395 us-gaap_PaymentsToAcquireProductiveAssets
Assets constructed for others | (22)us-gaap_PaymentsForConstructionInProcess | (12)us-gaap_PaymentsForConstructionInProcess
Purchases of short-term investments | (316)us-gaap_PaymentsToAcquireShortTermInvestments | (770)us-gaap_PaymentsToAcquireShortTermInvestments
Proceeds from sales of short-term and other investments | 609 luv_ProceedsFromSaleOfShortTermAndOtherInvestments | 819 luv_ProceedsFromSaleOfShortTermAndOtherInvestments
Net cash used in investing activities | (302)us-gaap_NetCashProvidedByUsedInInvestingActivities | (358)us-gaap_NetCashProvidedByUsedInInvestingActivities
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Proceeds from Employee stock plans | 13 us-gaap_ProceedsFromStockPlans | 49 us-gaap_ProceedsFromStockPlans
Proceeds from termination of interest rate derivative instruments | 12 luv_ProceedsFromTerminationOfInterestRateDerivatives | 0 luv_ProceedsFromTerminationOfInterestRateDerivatives
Reimbursement for assets constructed for others | 2 luv_Reimbursementforairportconstruction | 0 luv_Reimbursementforairportconstruction
Payments of long-term debt and capital lease obligations | (51)us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities | (46)us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities
Payments of cash dividends | (81)us-gaap_PaymentsOfDividendsCommonStock | (56)us-gaap_PaymentsOfDividendsCommonStock
Repayment of construction obligation | (2)luv_RepaymentsOfConstructionObligation | (3)luv_RepaymentsOfConstructionObligation
Repurchase of common stock | (300)us-gaap_PaymentsForRepurchaseOfCommonStock | (315)us-gaap_PaymentsForRepurchaseOfCommonStock
Other, net | 0 us-gaap_ProceedsFromPaymentsForOtherFinancingActivities | (4)us-gaap_ProceedsFromPaymentsForOtherFinancingActivities
Net cash used in financing activities | (407)us-gaap_NetCashProvidedByUsedInFinancingActivities | (375)us-gaap_NetCashProvidedByUsedInFinancingActivities
NET CHANGE IN CASH AND CASH EQUIVALENTS | 743 us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | 386 us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD | 1,282 us-gaap_CashAndCashEquivalentsAtCarryingValue | 1,355 us-gaap_CashAndCashEquivalentsAtCarryingValue
CASH AND CASH EQUIVALENTS AT END OF PERIOD | 2,025 us-gaap_CashAndCashEquivalentsAtCarryingValue | 1,741 us-gaap_CashAndCashEquivalentsAtCarryingValue
CASH PAYMENTS FOR: |  |
Interest, net of amount capitalized | 32 us-gaap_InterestPaidNet | 34 us-gaap_InterestPaidNet
Income taxes | 111 us-gaap_IncomeTaxesPaid | 0 us-gaap_IncomeTaxesPaid
SUPPLEMENTAL DISCLOSURE OF NONCASH TRANSACTIONS |  |
Assets constructed for others | $ 43 luv_AssetsConstructedforOthersDuringPeriod | $ 13 luv_AssetsConstructedforOthersDuringPeriod

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- Definition The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash outflow for securities or other assets acquired, which qualify for treatment as an investing activity and are to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + 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=31042434&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=31042434&loc=d3e3098-108585 + Details
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- Definition The cash inflow associated with the amount received from the stock plan during the period. + 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 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition The cash outflow associated with security instruments that either represent a creditor or an ownership relationship with the holder of the investment security with a maturity of beyond one year or normal operating cycle, if longer. Includes repayments of (a) debt, (b) capital lease obligations, (c) mandatory redeemable capital securities, and (d) any combination of (a), (b), or (c). + 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 15 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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- Definition The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of open derivatives, commodity, or energy contracts, held at each balance sheet date, that was included in earnings for the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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