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Debt - Narrative (Details) £ in Millions, € in Billions | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Feb. 28, 2021 USD ($) | May 31, 2021 USD ($) | Feb. 28, 2021 EUR (€) | Feb. 28, 2021 GBP (£) | Dec. 31, 2020 USD ($)
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, convertible, conversion ratio |  | 3.0 |  |  |
Debt instrument, convertible, equity component minimum threshold | $ 5,000,000,000.0 | $ 5,000,000,000.0 |  |  |
Debt instrument, convertible, maximum threshold debt to capital (percent) |  | 65.00% |  |  |
Debt instrument, convertible, liquidity component minimum threshold | $ 1,000,000,000.0 |  |  |  |
February 28, 2023 and May 31, 2023 testing dates |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, debt covenant, required interest coverage covenant, ratio | 2.0 |  |  |  |
August 31, 2023 and November 30, 2023 testing dates |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, debt covenant, required interest coverage covenant, ratio | 2.5 |  |  |  |
February 28, 2024 testing date onwards |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, debt covenant, required interest coverage covenant, ratio | 3.0 |  |  |  |
Before November 30, 2021 testing date |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, debt covenant, required debt to capital covenant (percent) | 65.00% |  |  |  |
November 30, 2021 until May 31, 2023 test date |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, debt covenant, required debt to capital covenant (percent) | 75.00% |  |  |  |
May 31, 2024 testing date onwards |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, debt covenant, required debt to capital covenant (percent) | 65.00% |  |  |  |
Export credit facility | Export Credit Facility due 2032 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, face amount |  |  |  |  | $ 1,500,000,000
Unsecured Debt | Senior Unsecured Term Loan Facility due 2027 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, face amount | $ 3,500,000,000 |  |  |  |
Debt instrument, interest rate (percent) | 5.80% |  | 5.80% | 5.80% |
Unsecured Debt | Revolver Facility Expires August 2024 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit | $ 3,100,000,000 | $ 3,100,000,000 |  |  |
Unsecured Debt | Revolving Credit Facility, Multi-currency, U.S. Dollar-denominated |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit | $ 1,700,000,000 |  |  |  |
Unsecured Debt | Revolving Credit Facility, Multi-currency, Euro-denominated |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit | € |  |  | € 1.0 |  |
Unsecured Debt | Revolving Credit Facility, Multi-currency, Sterling-denominated |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit | £ |  |  |  | £ 150 |

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- Definition Ratio applied to the conversion of debt instrument into equity with equity shares divided by debt principal amount. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21521-112644 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21506-112644 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(5)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21475-112644 + Details
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- Definition The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(13)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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