| Type | including |
|---|---|
| Role | http://fasb.org/us-gaap/role/disclosure/CommitmentAndContingenciesUnrecordedUnconditionalPurchaseObligationTable |
| Type | Element |
|---|---|
| Hypercube | us-gaap:UnrecordedUnconditionalPurchaseObligationTable |
| Explicit | us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis |
| Member | us-gaap:UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain |
| Member | us-gaap:CapitalAdditionsMember |
| Member | us-gaap:InventoriesMember |
| Member | us-gaap:PublicUtilitiesInventoryFuelMember |
| Member | us-gaap:ResearchAndDevelopmentArrangementMember |
| Member | us-gaap:CapacityMember |
| Member | us-gaap:AirlineCapacityPurchaseArrangementsMember |
| Label/QName |
|---|
us-gaap:UnrecordedUnconditionalPurchaseObligationLineItems |
us-gaap:UnrecordedUnconditionalPurchaseObligationDescription |
us-gaap:UnrecordedUnconditionalPurchaseObligationTerm |
us-gaap:UnrecordedUnconditionalPurchaseObligationDate |
us-gaap:UnrecordedUnconditionalPurchaseObligationAbstract |
us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary |
us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary |
us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary |
us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary |
us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary |
us-gaap:UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears |
us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount |
us-gaap:UnrecordedUnconditionalPurchaseObligationDueInRemainderOfFiscalYear |
us-gaap:UnrecordedUnconditionalPurchaseObligationRollingMaturityAbstract |
us-gaap:UnrecordedUnconditionalPurchaseObligationDueInNextRollingTwelveMonths |
us-gaap:UnrecordedUnconditionalPurchaseObligationDueInRollingYearTwo |
us-gaap:UnrecordedUnconditionalPurchaseObligationDueInRollingYearThree |
us-gaap:UnrecordedUnconditionalPurchaseObligationDueInRollingYearFour |
us-gaap:UnrecordedUnconditionalPurchaseObligationDueInRollingYearFive |
us-gaap:UnrecordedUnconditionalPurchaseObligationDueInRollingAfterYearFive |
us-gaap:UnrecordedUnconditionalPurchaseObligationNatureOfVariableComponents |
us-gaap:UnrecordedUnconditionalPurchaseObligationChangeOfAmountAsResultOfVariableComponents |
us-gaap:UnrecordedUnconditionalPurchaseObligationPurchases |
us-gaap:UnrecordedUnconditionalPurchaseObligationImputedInterest |
us-gaap:UnrecordedUnconditionalPurchaseObligationMinimumQuantityRequired |
us-gaap:UnrecordedUnconditionalPurchaseObligationPeriodQuantityPurchased |
us-gaap:UnrecordedUnconditionalPurchaseObligationMaximumQuantity |