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REVENUE - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
REVENUE - Narrative (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Lease & related maintenance and rental revenue	$ 3,835	$ 3,937	$ 4,174
Contracted not recognized revenue	3,100	2,800
Maintenance Services
Disaggregation of Revenue [Line Items]
Lease & related maintenance and rental revenue	$ 972	$ 963	$ 1,000

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References + Details