XML 67 R46.htm IDEA: XBRL DOCUMENT
v3.21.1

Special Items (Details) - USD ($) |  | 3 Months Ended
--- | --- | ---
Apr. 23, 2020 | Mar. 31, 2021 | Mar. 31, 2020
Special Items [Abstract] |  |  |
Federal payroll support grant recognition |  | $ (288,000,000) | $ 0
CARES act employee retention credit |  | (1,000,000) | 0
Special items - fleet impairment |  | 0 | 202,000,000
Special items |  | (289,000,000) | $ 202,000,000
CARES act, payroll support program, total payment | $ 963,000,000 | 504,000,000 |
CARES act, payroll support program, grant | 704,000,000 | 383,000,000 |
Payments to employees |  | 5,000 |
Special Item CARES act employee retention credit |  | (1,000,000) |
Unsecured Debt |  |  |
Special Items [Abstract] |  |  |
CARES act, payroll support program, grant |  | 87,000,000 |
Unsecured Debt | US Department of Treasury |  |  |
Special Items [Abstract] |  |  |
Debt instrument, face amount | $ 259,000,000 | $ 121,000,000 |

X
- Definition CARES Act, Payroll Support Program, Grant + References No definition available. + Details
Name: | jblu_CARESActPayrollSupportProgramGrant
Namespace Prefix: | jblu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition CARES Act, Payroll Support Program, Total Payment + References No definition available. + Details
Name: | jblu_CARESActPayrollSupportProgramTotalPayment
Namespace Prefix: | jblu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Special Item CARES ACT Employee Retention Credit + References No definition available. + Details
Name: | jblu_SpecialItemCARESACTEmployeeRetentionCredit
Namespace Prefix: | jblu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Special items during period + References No definition available. + Details
Name: | jblu_SpecialItems
Namespace Prefix: | jblu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Special Items + References No definition available. + Details
Name: | jblu_SpecialItemsAbstract
Namespace Prefix: | jblu_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition special Items CARES Act Employee Retention Credit + References No definition available. + Details
Name: | jblu_SpecialItemsCARESActEmployeeRetentionCredit
Namespace Prefix: | jblu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Special Items - CARES Act Payroll Support + References No definition available. + Details
Name: | jblu_SpecialItemsCARESActPayrollSupport
Namespace Prefix: | jblu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Special Items - Fleet Impairment + References No definition available. + Details
Name: | jblu_SpecialItemsFleetImpairment
Namespace Prefix: | jblu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28551-108399 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Payments of cash to employees, including wages and salaries, during the current period. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 17 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3367-108585 + Details
Name: | us-gaap_PaymentsToEmployees
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_DebtInstrumentAxis=us-gaap_UnsecuredDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=jblu_USDepartmentofTreasuryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |