Leases - Revenues from finance and operating leases (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Leases [Abstract]
Finance lease revenue	$ 440	$ 420	$ 430
Operating lease revenue	1,212	1,166	1,085
Total	$ 1,652	$ 1,586	$ 1,515
Financial Products
Lessor, Lease, Description [Line Items]
Operating Lease, Lease Income, Statement of Income or Comprehensive Income [Extensible Enumeration]	Total sales and revenues	Total sales and revenues	Total sales and revenues