Finance Receivables - Amortized Cost of Finance Receivables in the Customer Portfolio Segment by Origination Year (Details) - USD ($) $ in Millions	Jun. 30, 2026	Dec. 31, 2025	Jun. 30, 2025
Financing Receivable, Credit Quality Indicator
Total Finance Receivables	$ 35,098	$ 33,099	$ 30,896
Customer
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	5,485	10,551
2025 and 2024, respectively	8,806	6,991
2024 and 2023, respectively	5,499	3,841
2023 and 2022, respectively	2,787	1,679
2022 and 2021, respectively	1,091	628
Prior	398	163
Revolving Finance Receivables	763	719
Total Finance Receivables	24,829	24,572	$ 23,629
Customer | Current
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	5,465	10,468
2025 and 2024, respectively	8,664	6,844
2024 and 2023, respectively	5,361	3,725
2023 and 2022, respectively	2,700	1,609
2022 and 2021, respectively	1,046	604
Prior	383	156
Revolving Finance Receivables	753	712
Total Finance Receivables	24,372	24,118
Customer | 31-60 Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	16	46
2025 and 2024, respectively	74	68
2024 and 2023, respectively	57	42
2023 and 2022, respectively	35	28
2022 and 2021, respectively	15	8
Prior	4	1
Revolving Finance Receivables	6	4
Total Finance Receivables	207	197
Customer | 61-90 Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	2	18
2025 and 2024, respectively	23	24
2024 and 2023, respectively	21	16
2023 and 2022, respectively	11	10
2022 and 2021, respectively	5	4
Prior	2	1
Revolving Finance Receivables	2	2
Total Finance Receivables	66	75
Customer | 91+ Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	2	19
2025 and 2024, respectively	45	55
2024 and 2023, respectively	60	58
2023 and 2022, respectively	41	32
2022 and 2021, respectively	25	12
Prior	9	5
Revolving Finance Receivables	2	1
Total Finance Receivables	184	182
Customer | North America | Current
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	2,908	5,531
2025 and 2024, respectively	4,639	3,634
2024 and 2023, respectively	2,876	1,845
2023 and 2022, respectively	1,318	743
2022 and 2021, respectively	452	318
Prior	129	20
Revolving Finance Receivables	569	510
Total Finance Receivables	12,891	12,601
Customer | North America | 31-60 Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	10	30
2025 and 2024, respectively	45	42
2024 and 2023, respectively	31	28
2023 and 2022, respectively	20	18
2022 and 2021, respectively	10	6
Prior	3	1
Revolving Finance Receivables	6	4
Total Finance Receivables	125	129
Customer | North America | 61-90 Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	2	11
2025 and 2024, respectively	11	14
2024 and 2023, respectively	9	10
2023 and 2022, respectively	6	5
2022 and 2021, respectively	2	3
Prior	1	0
Revolving Finance Receivables	2	2
Total Finance Receivables	33	45
Customer | North America | 91+ Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	1	11
2025 and 2024, respectively	27	34
2024 and 2023, respectively	31	29
2023 and 2022, respectively	19	20
2022 and 2021, respectively	11	8
Prior	5	3
Revolving Finance Receivables	2	1
Total Finance Receivables	96	106
Customer | EAME | Current
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	695	1,560
2025 and 2024, respectively	1,261	938
2024 and 2023, respectively	736	614
2023 and 2022, respectively	452	316
2022 and 2021, respectively	209	114
Prior	76	44
Revolving Finance Receivables	0	0
Total Finance Receivables	3,429	3,586
Customer | EAME | 31-60 Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	3	5
2025 and 2024, respectively	9	12
2024 and 2023, respectively	11	6
2023 and 2022, respectively	9	6
2022 and 2021, respectively	3	2
Prior	1	0
Revolving Finance Receivables	0	0
Total Finance Receivables	36	31
Customer | EAME | 61-90 Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	0	3
2025 and 2024, respectively	5	5
2024 and 2023, respectively	7	3
2023 and 2022, respectively	4	2
2022 and 2021, respectively	2	1
Prior	1	0
Revolving Finance Receivables	0	0
Total Finance Receivables	19	14
Customer | EAME | 91+ Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	1	5
2025 and 2024, respectively	8	9
2024 and 2023, respectively	11	12
2023 and 2022, respectively	12	6
2022 and 2021, respectively	8	3
Prior	3	2
Revolving Finance Receivables	0	0
Total Finance Receivables	43	37
Customer | Asia/Pacific | Current
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	692	1,175
2025 and 2024, respectively	920	691
2024 and 2023, respectively	517	380
2023 and 2022, respectively	265	137
2022 and 2021, respectively	81	42
Prior	17	3
Revolving Finance Receivables	53	50
Total Finance Receivables	2,545	2,478
Customer | Asia/Pacific | 31-60 Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	0	5
2025 and 2024, respectively	6	8
2024 and 2023, respectively	7	3
2023 and 2022, respectively	2	1
2022 and 2021, respectively	1	0
Prior	0	0
Revolving Finance Receivables	0	0
Total Finance Receivables	16	17
Customer | Asia/Pacific | 61-90 Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	0	2
2025 and 2024, respectively	4	3
2024 and 2023, respectively	3	1
2023 and 2022, respectively	0	2
2022 and 2021, respectively	0	0
Prior	0	0
Revolving Finance Receivables	0	0
Total Finance Receivables	7	8
Customer | Asia/Pacific | 91+ Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	0	1
2025 and 2024, respectively	3	1
2024 and 2023, respectively	3	2
2023 and 2022, respectively	2	2
2022 and 2021, respectively	2	0
Prior	0	0
Revolving Finance Receivables	0	0
Total Finance Receivables	10	6
Customer | Latin America | Current
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	570	984
2025 and 2024, respectively	752	511
2024 and 2023, respectively	372	212
2023 and 2022, respectively	147	96
2022 and 2021, respectively	54	15
Prior	18	1
Revolving Finance Receivables	5	4
Total Finance Receivables	1,918	1,823
Customer | Latin America | 31-60 Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	3	3
2025 and 2024, respectively	10	6
2024 and 2023, respectively	8	5
2023 and 2022, respectively	4	3
2022 and 2021, respectively	1	0
Prior	0	0
Revolving Finance Receivables	0	0
Total Finance Receivables	26	17
Customer | Latin America | 61-90 Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	0	2
2025 and 2024, respectively	3	2
2024 and 2023, respectively	2	2
2023 and 2022, respectively	1	1
2022 and 2021, respectively	1	0
Prior	0	1
Revolving Finance Receivables	0	0
Total Finance Receivables	7	8
Customer | Latin America | 91+ Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	0	1
2025 and 2024, respectively	7	10
2024 and 2023, respectively	14	7
2023 and 2022, respectively	7	4
2022 and 2021, respectively	4	1
Prior	1	0
Revolving Finance Receivables	0	0
Total Finance Receivables	33	23
Customer | Mining | Current
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	439	946
2025 and 2024, respectively	844	806
2024 and 2023, respectively	630	495
2023 and 2022, respectively	367	280
2022 and 2021, respectively	215	107
Prior	106	51
Revolving Finance Receivables	15	0
Total Finance Receivables	2,616	2,685
Customer | Mining | 31-60 Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	0	3
2025 and 2024, respectively	4	0
2024 and 2023, respectively	0	0
2023 and 2022, respectively	0	0
2022 and 2021, respectively	0	0
Prior	0	0
Revolving Finance Receivables	0	0
Total Finance Receivables	4	3
Customer | Mining | 61-90 Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	0	0
2025 and 2024, respectively	0	0
2024 and 2023, respectively	0	0
2023 and 2022, respectively	0	0
2022 and 2021, respectively	0	0
Prior	0	0
Revolving Finance Receivables	0	0
Total Finance Receivables	0	0
Customer | Mining | 91+ Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	0	1
2025 and 2024, respectively	0	1
2024 and 2023, respectively	1	8
2023 and 2022, respectively	1	0
2022 and 2021, respectively	0	0
Prior	0	0
Revolving Finance Receivables	0	0
Total Finance Receivables	2	10
Customer | Power | Current
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	161	272
2025 and 2024, respectively	248	264
2024 and 2023, respectively	230	179
2023 and 2022, respectively	151	37
2022 and 2021, respectively	35	8
Prior	37	37
Revolving Finance Receivables	111	148
Total Finance Receivables	973	945
Customer | Power | 31-60 Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	0	0
2025 and 2024, respectively	0	0
2024 and 2023, respectively	0	0
2023 and 2022, respectively	0	0
2022 and 2021, respectively	0	0
Prior	0	0
Revolving Finance Receivables	0	0
Total Finance Receivables	0	0
Customer | Power | 61-90 Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	0	0
2025 and 2024, respectively	0	0
2024 and 2023, respectively	0	0
2023 and 2022, respectively	0	0
2022 and 2021, respectively	0	0
Prior	0	0
Revolving Finance Receivables	0	0
Total Finance Receivables	0	0
Customer | Power | 91+ Days Past Due
Financing Receivable, Credit Quality Indicator
2026 and 2025, respectively	0	0
2025 and 2024, respectively	0	0
2024 and 2023, respectively	0	0
2023 and 2022, respectively	0	0
2022 and 2021, respectively	0	0
Prior	0	0
Revolving Finance Receivables	0	0
Total Finance Receivables	$ 0	$ 0