Acquisitions, Divestitures and Strategic Investments - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions								3 Months Ended	9 Months Ended
	Oct. 17, 2025	Jul. 11, 2025	May 07, 2025	May 06, 2025	Apr. 01, 2025	Jan. 24, 2025	Sep. 17, 2024	Jun. 30, 2025	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Business Combination [Line Items]
Payment for acquisition, net of cash acquired									$ 1,504	$ 1,222
Net loss (gain) on investments and notes receivable									181	$ (60)
Fair value of contingent consideration									378		$ 171
Uncapped Contingent Considertation									115
Equity Method Investment, Difference Between Carrying Amount and Underlying Equity									375
Bolt Medical, Inc.
Business Combination [Line Items]
Equity Method Investment, Ownership Percentage					26.00%
SoniVie Ltd
Business Combination [Line Items]
Equity Method Investment, Ownership Percentage			10.00%
Nalu Medical | Subsequent Event
Business Combination [Line Items]
Equity Method Investment, Ownership Percentage	9.00%
Nalu Medical | Subsequent Event
Business Combination [Line Items]
Business Combination, Voting Equity Interest Acquired, Percentage	100.00%
Payment for acquisition, net of cash acquired	$ 533
Anrei Medical
Business Combination [Line Items]
Business Combination, Voting Equity Interest Acquired, Percentage		100.00%
Payment for acquisition, net of cash acquired		$ 182
SoniVie Ltd
Business Combination [Line Items]
Payment for acquisition, net of cash acquired			$ 362
Net loss (gain) on investments and notes receivable								$ 45
Fair value of contingent consideration			200
Business Combination, Payment for Portion Not Previously Owned			$ 180
Intera Oncology
Business Combination [Line Items]
Business Combination, Voting Equity Interest Acquired, Percentage				100.00%
Payment for acquisition, net of cash acquired				$ 172
Bolt Medical, Inc.
Business Combination [Line Items]
Payment for acquisition, net of cash acquired					$ 475
Net loss (gain) on investments and notes receivable								$ 185
Fair value of contingent consideration					200
Business Combination, Payment for Portion Not Previously Owned					$ 148
Cortex, Inc.
Business Combination [Line Items]
Business Combination, Voting Equity Interest Acquired, Percentage						100.00%
Payment for acquisition, net of cash acquired						$ 239
Fair value of contingent consideration						$ 50
All Business Acquisitions
Business Combination [Line Items]
Business Combination, Contingent Consideration, Range of Outcomes, Maximum, Amount									$ 671
Silk Road Medical, Inc.
Business Combination [Line Items]
Business Combination, Voting Equity Interest Acquired, Percentage							100.00%
Payment for acquisition, net of cash acquired							$ 1,126
Business Combination, Price Per Share							$ 27.50