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v3.19.3.a.u2

Schedule of Long-term Debt (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018
Debt Instrument [Line Items] |  |
Finance leases | $ 627 | $ 845
Total | 2,678 | 3,396
Less current maturities | 819 | 606
Less debt discount and issuance costs | 13 | 19
Long-term debt less current maturities | 1,846 | 2,771
Finance lease, current maturities of long-term debt | 85 |
Finance lease, long-term debt less current maturities | 542 |
2.75% Unsecured Senior Notes Due November 2019 |  |
Debt Instrument [Line Items] |  |
Unsecured Debt | $ 0 | 300
Interest rate stated in the debt agreement (in hundredths) | 2.75% |
Debt Instrument, Maturity Date Range, Start | Nov. 06, 2014 |
Debt Instrument, Maturity Date Range, End | Nov. 06, 2019 |
Term Loan Agreement payable through May 2019 - 6.315% |  |
Debt Instrument [Line Items] |  |
Secured Debt | $ 0 | 23
Interest rate stated in the debt agreement (in hundredths) | 6.315% |
Debt Instrument, Maturity Date Range, Start | Apr. 29, 2009 |
Debt Instrument, Maturity Date Range, End | May 06, 2019 |
Term Loan Agreement payable through July 2019 - 4.84% |  |
Debt Instrument [Line Items] |  |
Secured Debt | $ 0 | 10
Interest rate stated in the debt agreement (in hundredths) | 4.84% |
Debt Instrument, Maturity Date Range, Start | Jul. 01, 2009 |
Debt Instrument, Maturity Date Range, End | Jul. 01, 2019 |
2.65% Notes due 2020 |  |
Debt Instrument [Line Items] |  |
Unsecured Debt | $ 500 | 492
Interest rate stated in the debt agreement (in hundredths) | 2.65% |
Debt Instrument, Maturity Date Range, Start | Nov. 05, 2015 |
Debt Instrument, Maturity Date Range, End | Nov. 05, 2020 |
2.65% Notes due 2020 | Unsecured Debt |  |
Debt Instrument [Line Items] |  |
Interest rate stated in the debt agreement (in hundredths) | 2.65% |
Term Loan Agreement payable through 2020 - 5.223% |  |
Debt Instrument [Line Items] |  |
Secured Debt | $ 134 | 187
Interest rate stated in the debt agreement (in hundredths) | 5.223% |
Debt Instrument, Maturity Date Range, Start | May 09, 2008 |
Debt Instrument, Maturity Date Range, End | May 09, 2020 |
Term Loan Agreement payable through 2020 - 5.223% | Notes Payable to Banks |  |
Debt Instrument [Line Items] |  |
Interest rate stated in the debt agreement (in hundredths) | 5.223% |
737 Aircraft Notes payable through 2020 | AirTran Airways |  |
Debt Instrument [Line Items] |  |
Secured Debt | $ 20 | 67
Debt Instrument, Maturity Date Range, Start | May 08, 2006 |
Debt Instrument, Maturity Date Range, End | Apr. 03, 2020 |
Unsecured Senior Notes Due 2022 - 2.75% |  |
Debt Instrument [Line Items] |  |
Unsecured Debt | $ 300 | 300
Interest rate stated in the debt agreement (in hundredths) | 2.75% |
Debt Instrument, Maturity Date Range, Start | Nov. 16, 2017 |
Debt Instrument, Maturity Date Range, End | Nov. 16, 2022 |
Pass Through Certificates due 2022 - 6.24% | Enhanced Equipment Trust Certificate |  |
Debt Instrument [Line Items] |  |
Secured Debt | $ 197 | 250
Interest rate stated in the debt agreement (in hundredths) | 6.24% |
Debt Instrument, Maturity Date Range, Start | Oct. 03, 2017 |
Debt Instrument, Maturity Date Range, End | Aug. 01, 2022 |
Term Loan Agreement Due 2026 - 3.03% |  |
Debt Instrument [Line Items] |  |
Secured Debt | $ 178 | 197
Interest rate stated in the debt agreement (in hundredths) | 3.03% |
Debt Instrument, Maturity Date Range, Start | Oct. 31, 2016 |
Debt Instrument, Maturity Date Range, End | Oct. 31, 2026 |
Unsecured Senior Notes Due 2026 - 3.00% |  |
Debt Instrument [Line Items] |  |
Unsecured Debt | $ 300 | 300
Interest rate stated in the debt agreement (in hundredths) | 3.00% |
Debt Instrument, Maturity Date Range, Start | Nov. 04, 2016 |
Debt Instrument, Maturity Date Range, End | Nov. 15, 2026 |
Unsecured Senior Notes Due 2027 - 3.45% |  |
Debt Instrument [Line Items] |  |
Unsecured Debt | $ 300 | 300
Interest rate stated in the debt agreement (in hundredths) | 3.45% |
Debt Instrument, Maturity Date Range, Start | Nov. 16, 2017 |
Debt Instrument, Maturity Date Range, End | Nov. 16, 2027 |
7.375% Debentures due 2027 |  |
Debt Instrument [Line Items] |  |
Unsecured Debt | $ 122 | $ 125
Interest rate stated in the debt agreement (in hundredths) | 7.375% |
Debt Instrument, Maturity Date Range, Start | Feb. 28, 1997 |
Debt Instrument, Maturity Date Range, End | Mar. 01, 2027 |

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