Acquisitions, Divestitures and Strategic Investments - Narrative (Details) - USD ($) $ in Millions						3 Months Ended	6 Months Ended
	Jul. 11, 2025	May 07, 2025	May 06, 2025	Apr. 01, 2025	Jan. 24, 2025	Jun. 30, 2025	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Business Combination [Line Items]
Payment for acquisition, net of cash acquired							$ 1,248	$ 95
Net loss (gain) on investments and notes receivable							191	$ (46)
Fair value of contingent consideration						$ 367	367		$ 171
Uncapped Contingent Considertation						106	106
Equity Method Investment, Difference Between Carrying Amount and Underlying Equity						321	321
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%
Anrei Medical | Subsequent Event
Business Combination [Line Items]
Business Combination, Voting Equity Interest Acquired, Percentage	100.00%
Payment for acquisition, net of cash acquired	$ 178
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	$ 671