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v3.20.2

Combined Notes to the Financial Statements (Unaudited) (Details) employee in Thousands |  |  |  |  | 1 Months Ended | 3 Months Ended | 6 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Sep. 28, 2020 USD ($) | Jul. 02, 2020 USD ($) | Apr. 21, 2020 USD ($) | Apr. 20, 2020 USD ($) | Jul. 31, 2020 employee | Dec. 31, 2020 | Sep. 30, 2020 USD ($) employee | Sep. 30, 2019 USD ($) | Jul. 02, 2020 USD ($) | Sep. 30, 2020 USD ($) employee | Sep. 30, 2019 USD ($) | Oct. 31, 2020 USD ($) | Jun. 15, 2020 shares
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Net income (loss) |  |  |  |  |  |  | $ (1,841,000,000) | $ 1,024,000,000 |  | $ (5,172,000,000) | $ 2,368,000,000 |  |
Percent of capacity cut |  |  |  |  |  |  | 70.00% |  |  |  |  |  |
Rolling cancellation period |  |  |  |  |  |  |  |  |  | 60 days |  |  |
Proceeds from issuance of debt |  |  |  |  |  |  |  |  |  | $ 13,024,000,000 | 1,109,000,000 |  |
Proceeds from the issuance of common stock |  |  | $ 1,100,000,000 |  |  |  |  |  |  | 1,100,000,000 |  |  |
Payroll taxes deferred under the CARES Act |  |  |  |  |  |  |  |  |  | $ 140,000,000 |  |  |
Number of employees notified of plans for workforce reduction | employee |  |  |  |  | 36 |  |  |  |  |  |  |  |
Number of employee furloughs | employee |  |  |  |  |  |  | 13 |  |  | 13 |  |  |
Number of employees subject to voluntary options | employee |  |  |  |  |  |  | 9 |  |  | 9 |  |  |
Total funding provided under the Payroll Support Program |  |  |  | $ 5,100,000,000 |  |  | $ 5,100,000,000 |  |  | $ 5,100,000,000 |  |  |
Funding provided through direct grants under the Payroll Support Program |  |  |  | 3,600,000,000 |  |  |  |  |  |  |  |  |
Funding provided through loans under the Payroll Support Program |  |  |  | $ 1,500,000,000 |  |  |  |  |  |  |  |  |
Portion of grant recognized as a credit to special charges |  |  |  |  |  |  | 1,494,000,000 | 0 |  | 3,083,000,000 | 0 |  |
Deferred credit |  |  |  |  |  |  | 453,000,000 |  |  | 453,000,000 |  |  |
Forecast |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Percent of capacity cut |  |  |  |  |  | 55.00% |  |  |  |  |  |  |
Treasury Loan | Line of Credit |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum capacity under loan facility (up to) | $ 5,200,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Treasury Loan | Line of Credit | Forecast |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum capacity under loan facility (up to) |  |  |  |  |  |  |  |  |  |  |  | $ 7,500,000,000 |
Equity Distribution Agreement |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from the issuance of common stock |  |  |  |  |  |  |  |  |  | 22,000,000 |  |  |
Number of shares issuable under Equity Distribution Agreement (up to) (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  | 28,000,000
Notes, Secured Term Loans and Aircraft Financing |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of debt |  |  |  |  |  |  |  |  | $ 10,200,000,000 |  |  |  |
Secured Debt | PSP Note |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Face amount |  |  |  |  |  |  | $ 1,500,000,000 |  |  | 1,500,000,000 |  |  |
Unsecured Debt | PSP Note |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Term of debt |  |  |  | 10 years |  |  | 10 years |  |  |  |  |  |
Line of Credit | Treasury Loan |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of debt | 520,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Maximum capacity under loan facility (up to) | 5,200,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Face amount | $ 520,000,000 |  |  |  |  |  |  |  |  |  |  |  |
U.S. Department of Treasury Warrants |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants oustanding |  |  |  |  |  |  | $ 66,000,000 |  |  | $ 66,000,000 |  |  |
CEO and President |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Voluntary pay reduction |  |  |  |  |  |  |  |  |  | 100.00% |  |  |
Non-Employee Directors |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Voluntary pay reduction |  |  |  |  |  |  |  |  |  | 100.00% |  |  |
United Airlines, Inc. |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Net income (loss) |  |  |  |  |  |  | $ (1,841,000,000) | $ 1,024,000,000 |  | $ (5,171,000,000) | 2,369,000,000 |  |
Proceeds from issuance of debt |  |  |  |  |  |  |  |  |  | $ 13,024,000,000 | $ 1,109,000,000 |  |
United Airlines, Inc. | Secured Debt | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from lines of credit |  | $ 1,000,000,000.0 |  |  |  |  |  |  |  |  |  |  |
Maximum capacity under loan facility (up to) |  | $ 2,000,000,000.0 |  |  |  |  |  |  | $ 2,000,000,000.0 |  |  |  |

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