Revenue from Contracts With Customers - Performance obligations (Details) - Aerospace $ in Millions	Mar. 31, 2023 USD ($)
Revenue from Contracts with Customers
Sales expected to be recognized on multi-year contracts in place as of the end of the period	$ 2,687
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-04-01
Revenue from Contracts with Customers
Period in which remaining performance obligations expect to be satisfied and revenue recognized	12 months
Sales expected to be recognized on multi-year contracts in place as of the end of the period	$ 1,370
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-04-01
Revenue from Contracts with Customers
Period in which remaining performance obligations expect to be satisfied and revenue recognized	12 months
Sales expected to be recognized on multi-year contracts in place as of the end of the period	$ 1,317

Amount of transaction price allocated to performance obligation that has not been recognized as revenue.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 13
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130556-203045

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+ References

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- Definition

Period in which remaining performance obligation is expected to be recognized as revenue, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 13
-Subparagraph (b)(1)
-URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130556-203045

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