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v3.20.1

Combined Notes to the Financial Statements (Unaudited) (Details) - USD ($) $ / shares in Units, $ in Millions |  |  |  |  |  | 1 Months Ended | 2 Months Ended | 3 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | ---
May 01, 2020 | Apr. 21, 2020 | Apr. 20, 2020 | Apr. 17, 2020 | Mar. 10, 2020 | May 31, 2020 | Apr. 30, 2020 | Apr. 30, 2020 | Mar. 31, 2020 | Mar. 31, 2019
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |
Net income (loss) |  |  |  |  |  |  |  |  | $ (1,704.0) | $ 292.0
Forecast |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |
Percent of capacity cut |  |  |  |  |  | 90.00% |  |  |  |
Subsequent Event |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |
Percent of capacity cut |  |  |  |  |  |  | 80.00% |  |  |
Rolling cancellation period | 60 days |  |  |  |  |  |  |  |  |
Proceeds from issuance of secured term loans |  |  |  |  |  |  |  | $ 3,000.0 |  |
Proceeds from the issuance of common stock |  | $ 1,100.0 |  |  |  |  |  |  |  |
Number of shares issued (in shares) |  | 43,175,000 |  |  |  |  |  |  |  |
Total funding provided under the Payroll Support Program |  |  | $ 5,000.0 |  |  |  |  |  |  |
Funding provided through loans under the Payroll Support Program |  |  | 1,500.0 |  |  |  |  |  |  |
Funding provided through direct grants under the Payroll Support Program |  |  | $ 3,500.0 |  |  |  |  |  |  |
Number of securities called by warrants (in shares) |  |  | 4,600,000 |  |  |  |  |  |  |
Warrant exercise price (in dollars per share) |  |  | $ 31.50 |  |  |  |  |  |  |
Warrant term |  |  | 5 years |  |  |  |  |  |  |
Support funding received |  | $ 2,500.0 |  |  |  |  |  |  |  |
Expected number of securities called by warrants (in shares) |  |  |  | 14,200,000 |  |  |  |  |  |
Expected exercise price of warrants (in dollars per share) |  |  |  | $ 31.50 |  |  |  |  |  |
Unsecured Debt | PSP Note | Subsequent Event |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |
Face amount |  |  | $ 714.0 |  |  |  |  |  |  |
Percent increase in the principal amount based on any disbursement made by the U.S. Treasury Department |  |  | 30.00% |  |  |  |  |  |  |
Term of debt |  |  | 10 years |  |  |  |  |  |  |
Unsecured Debt | PSP Note | Years 1 through 5 | Subsequent Event |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |
Stated interest rate |  |  | 1.00% |  |  |  |  |  |  |
Secured Debt | Subsequent Event |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |
Expected borrowings |  |  |  | $ 4,500.0 |  |  |  |  |  |
Expected term of debt |  |  |  | 5 years |  |  |  |  |  |
Initial Issuance | Subsequent Event |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |
Number of securities called by warrants (in shares) |  |  | 2,300,000 |  |  |  |  |  |  |
SOFR | Unsecured Debt | PSP Note | Years 6 through 10 | Subsequent Event |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |
Percent spread on variable rate |  |  | 2.00% |  |  |  |  |  |  |
CEO and President |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |
Voluntary pay reduction |  |  |  |  | 100.00% |  |  |  |  |
Officers |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |
Voluntary pay reduction |  |  |  |  | 50.00% |  |  |  |  |
Non-Employee Directors |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |
Voluntary pay reduction |  |  |  |  | 100.00% |  |  |  |  |

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