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v3.22.2.2

Debt and lines of credit - Additional Information (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Aug. 31, 2022 | Apr. 30, 2022 | Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Debt Instrument [Line Items] |  |  |  |  |  |
Commercial paper |  |  | $ 0 |  | $ 0 |
Proceeds from issuance of long-term debt |  |  |  |  | 695,000,000 | $ 1,495,000,000
Retirement of debt |  | $ 500,000,000 |  |  | 500,000,000 | 550,000,000
Interest and debt expense |  |  | $ 53,000,000 | $ 45,000,000 | $ 154,000,000 | $ 135,000,000
Notes due 2032 at 3.65% |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt stated interest rate (in percentage) |  |  | 3.65% |  | 3.65% |
Notes due 2052 at 4.10% |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt stated interest rate (in percentage) |  |  | 4.10% |  | 4.10% |
Senior unsecured notes |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Principal amount | $ 700,000,000 |  |  |  |  |
Payments of debt issuance costs | 3,000,000 |  |  |  |  |
Proceeds from issuance of long-term debt | 695,000,000 |  |  |  |  |
Senior unsecured notes | Notes due 2032 at 3.65% |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Principal amount | $ 400,000,000 |  |  |  |  |
Long-term debt stated interest rate (in percentage) | 3.65% |  |  |  |  |
Senior unsecured notes | Notes due 2052 at 4.10% |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Principal amount | $ 300,000,000 |  |  |  |  |
Long-term debt stated interest rate (in percentage) | 4.10% |  |  |  |  |
Revolving credit facility |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  |  | $ 1,000,000,000 |  | $ 1,000,000,000 |

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- Definition Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days. + 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)(2)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 Reference 3: 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)(a)(3)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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