Finance Receivables - Summary of write-offs by origination year (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Write-offs by origination year [Line Items]
Total	$ 148	$ 172
Customer
Write-offs by origination year [Line Items]
2025 & 2024	7	12
2024 & 2023	37	33
2023 & 2022	46	32
2022 & 2021	28	19
2021 & 2020	13	9
Prior	8	11
Revolving Finance Receivables	9	9
Total	$ 148	$ 125
Financing Receivable, Modifications
Weighted average payment deferral and/or interest only periods	6 months	6 months
Customer \| North America
Write-offs by origination year [Line Items]
2025 & 2024	$ 3	$ 2
2024 & 2023	15	19
2023 & 2022	27	13
2022 & 2021	12	6
2021 & 2020	8	3
Prior	4	1
Revolving Finance Receivables	8	9
Total	77	53
Customer \| EAME
Write-offs by origination year [Line Items]
2025 & 2024	1	1
2024 & 2023	5	4
2023 & 2022	7	5
2022 & 2021	3	4
2021 & 2020	2	2
Prior	1	1
Revolving Finance Receivables	1	0
Total	20	17
Customer \| Asia/Pacific
Write-offs by origination year [Line Items]
2025 & 2024	2	1
2024 & 2023	6	4
2023 & 2022	3	5
2022 & 2021	2	4
2021 & 2020	1	1
Prior	0	1
Revolving Finance Receivables	0	0
Total	14	16
Customer \| Latin America
Write-offs by origination year [Line Items]
2025 & 2024	1	0
2024 & 2023	3	3
2023 & 2022	3	6
2022 & 2021	5	5
2021 & 2020	2	3
Prior	1	8
Revolving Finance Receivables	0	0
Total	15	25
Customer \| Mining
Write-offs by origination year [Line Items]
2025 & 2024	0	8
2024 & 2023	8	3
2023 & 2022	6	3
2022 & 2021	6	0
2021 & 2020	0	0
Prior	1	0
Revolving Finance Receivables	0	0
Total	21	$ 14
Customer \| Power
Write-offs by origination year [Line Items]
2025 & 2024	0
2024 & 2023	0
2023 & 2022	0
2022 & 2021	0
2021 & 2020	0
Prior	1
Revolving Finance Receivables	0
Total	$ 1

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