Debt - 2019-1 EETC (Details) - Secured Debt $ in Millions |
10 Months Ended |
|---|---|
|
Dec. 31, 2019
USD ($)
| |
| 2019-1 Class AA Certificates | |
| Debt Instrument [Line Items] | |
| Total principal | $ 425 |
| Fixed interest rate (percent) | 3.204% |
| Issuance date | Mar. 01, 2019 |
| Final maturity date | Apr. 30, 2024 |
| 2019-1 Class A Certificates | |
| Debt Instrument [Line Items] | |
| Total principal | $ 75 |
| Fixed interest rate (percent) | 3.404% |
| Issuance date | Mar. 01, 2019 |
| Final maturity date | Apr. 30, 2024 |
| Pass Through Certificates Series 2019-1 | |
| Debt Instrument [Line Items] | |
| Total principal | $ 500 |