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General - Additional Information (Details) $ / shares in Units, € in Millions |  | 1 Months Ended | 3 Months Ended | 9 Months Ended | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Mar. 16, 2021 USD ($) | Jan. 31, 2021 Employee | Feb. 28, 2021 USD ($) $ / shares shares | Feb. 29, 2020 USD ($) | Nov. 30, 2019 USD ($) air-craft $ / shares | Feb. 28, 2021 USD ($) $ / shares shares | Feb. 29, 2020 USD ($) shares | May 31, 2023 USD ($) | Feb. 28, 2021 EUR (€) shares | Dec. 23, 2020 USD ($) | May 31, 2020 USD ($) | Jan. 26, 2016 shares
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gross contract assets related to in-transit shipments |  |  | $ 677,000,000 |  |  | $ 677,000,000 |  |  |  |  | $ 563,000,000 |
Contract assets net of deferred unearned revenue |  |  | 544,000,000 |  |  | 544,000,000 |  |  |  |  | 456,000,000 |
Contract liabilities related to advance payments from customers |  |  | 9,000,000 |  |  | 9,000,000 |  |  |  |  | $ 10,000,000 |
Number of aircraft to be permanently retired from service | air-craft |  |  |  |  | 10 |  |  |  |  |  |  |
Number of aircraft engines to be permanently retired from service | air-craft |  |  |  |  | 12 |  |  |  |  |  |  |
Noncash impairment charges |  |  |  |  | $ 66,000,000 |  |  |  |  |  |  |
Noncash impairment charges net of tax |  |  |  |  | $ 50,000,000 |  |  |  |  |  |  |
Noncash impairment charges net of tax per diluted share | $ / shares |  |  |  |  | $ 0.19 |  |  |  |  |  |  |
Stock-based compensation |  |  | 40,000,000 | $ 33,000,000 |  | 161,000,000 | $ 137,000,000 |  |  |  |  |
Workforce reduction plan, execution period |  | 18 months |  |  |  |  |  |  |  |  |  |
Business realignment costs |  |  | 10,000,000 |  |  | $ 10,000,000 |  |  |  |  |  |
Business realignment costs, net of tax |  |  | $ 8,000,000 |  |  |  |  |  |  |  |  |
Business realignment costs per diluted share | $ / shares |  |  | $ 0.03 |  |  |  |  |  |  |  |  |
Denominated debt as a net investment hedge | € |  |  |  |  |  |  |  |  | € 640 |  |  |
Stock repurchase program number of shares authorized to be repurchased | shares |  |  |  |  |  |  |  |  |  |  |  | 25,000,000
Number of shares repurchased | shares |  |  |  |  |  | 0 | 20,000.00 |  |  |  |  |
Stock repurchase program, remaining number of shares authorized to be repurchased | shares |  |  | 5,100,000 |  |  | 5,100,000 |  |  | 5,100,000 |  |  |
Dividends payable, date declared |  |  |  |  |  | Feb. 12, 2021 |  |  |  |  |  |
Dividends payable amount per share | $ / shares |  |  | $ 0.65 |  |  | $ 0.65 |  |  |  |  |  |
Dividends payable, date to be paid |  |  |  |  |  | Apr. 01, 2021 |  |  |  |  |  |
Dividends payable, date of record |  |  |  |  |  | Mar. 08, 2021 |  |  |  |  |  |
Amended and Restated Five-Year Credit Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility maximum borrowing capacity |  |  | $ 2,000,000,000.0 |  |  | $ 2,000,000,000.0 |  |  |  |  |  |
Line of credit facility, term |  |  |  |  |  | 5 years |  |  |  |  |  |
364-Day Credit Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility maximum borrowing capacity |  |  | $ 1,500,000,000 |  |  | $ 1,500,000,000 |  |  |  |  |  |
Line of credit facility, term |  |  |  |  |  | 364 days |  |  |  |  |  |
364-Day Credit Agreement [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility maximum borrowing capacity | $ 1,500,000,000 |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, term | 364 days |  |  |  |  |  |  |  |  |  |  |
ASU 2016-13 |  |  |  |  |  |  |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Change in accounting principle, ASU adopted |  |  | true |  |  | true |  |  | true |  |  |
Change in accounting principle, ASU adoption date |  |  | Jun. 01, 2020 |  |  | Jun. 01, 2020 |  |  | Jun. 01, 2020 |  |  |
Change in accounting principle, ASU immaterial effect |  |  | true |  |  | true |  |  | true |  |  |
ASU 2018-15 |  |  |  |  |  |  |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Change in accounting principle, ASU adopted |  |  | true |  |  | true |  |  | true |  |  |
Change in accounting principle, ASU adoption date |  |  | Jun. 01, 2020 |  |  | Jun. 01, 2020 |  |  | Jun. 01, 2020 |  |  |
Change in accounting principle, ASU immaterial effect |  |  | true |  |  | true |  |  | true |  |  |
ASU 2019-12 |  |  |  |  |  |  |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Change in accounting principle, ASU adopted |  |  | true |  |  | true |  |  | true |  |  |
Change in accounting principle, ASU adoption date |  |  | Jun. 01, 2020 |  |  | Jun. 01, 2020 |  |  | Jun. 01, 2020 |  |  |
Change in accounting principle, ASU immaterial effect |  |  | true |  |  | true |  |  | true |  |  |
Minimum [Member] |  |  |  |  |  |  |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of employees will impact in workforce reduction plan | Employee |  | 5,500 |  |  |  |  |  |  |  |  |  |
Minimum [Member] | Forecast [Member] |  |  |  |  |  |  |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Business realignment costs |  |  |  |  |  |  |  | $ 300,000,000 |  |  |  |
Maximum [Member] |  |  |  |  |  |  |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of employees will impact in workforce reduction plan | Employee |  | 6,300 |  |  |  |  |  |  |  |  |  |
Maximum [Member] | Forecast [Member] |  |  |  |  |  |  |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Business realignment costs |  |  |  |  |  |  |  | $ 575,000,000 |  |  |  |
ShopRunner [Member] |  |  |  |  |  |  |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Acquisition price |  |  |  |  |  |  |  |  |  | $ 225,000,000 |  |

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