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Acquisitions & Divestitures - Purchase Price Allocation (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2024	Dec. 31, 2023	Dec. 31, 2022
Acquisitions
Goodwill	$ 61,092	$ 60,178	$ 55,949
2024 Acquisitions \| Client relationships \| Minimum
Acquisitions
Weighted average useful life	1 year
2024 Acquisitions \| Client relationships \| Maximum
Acquisitions
Weighted average useful life	7 years
2024 Acquisitions \| Completed technology \| Minimum
Acquisitions
Weighted average useful life	5 years
2024 Acquisitions \| Completed technology \| Maximum
Acquisitions
Weighted average useful life	7 years
2024 Acquisitions \| Trademarks \| Minimum
Acquisitions
Weighted average useful life	2 years
2024 Acquisitions \| Trademarks \| Maximum
Acquisitions
Weighted average useful life	7 years
StreamSets and webMethods
Acquisitions
Current assets	$ 364
Property, plant and equipment/noncurrent assets	12
Goodwill	1,072
Total assets acquired	2,723
Current liabilities	209
Noncurrent liabilities	251
Total liabilities assumed	461
Total purchase price	$ 2,262
Weighted average useful life	7 years
StreamSets and webMethods \| Client relationships
Acquisitions
Intangible assets	$ 680
StreamSets and webMethods \| Completed technology
Acquisitions
Intangible assets	550
StreamSets and webMethods \| Trademarks
Acquisitions
Intangible assets	45
Other Acquisitions
Acquisitions
Current assets	57
Property, plant and equipment/noncurrent assets	9
Goodwill	390
Total assets acquired	605
Current liabilities	39
Noncurrent liabilities	31
Total liabilities assumed	70
Total purchase price	$ 535
Weighted average useful life	6 years 6 months
Other Acquisitions \| Client relationships
Acquisitions
Intangible assets	$ 82
Other Acquisitions \| Completed technology
Acquisitions
Intangible assets	63
Other Acquisitions \| Trademarks
Acquisitions
Intangible assets	$ 4