Earnings Per Share - Schedule of Computation of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
Mar. 31, 2026	Mar. 31, 2025
Earnings Per Share [Abstract]
Net income	$ 2,504	$ 2,953
Weighted-average shares outstanding - basic (in shares)	1,100,174,423	1,140,537,935
Effect of dilutive securities:
Outstanding stock options and unvested stock awards (in shares)	1,878,823	4,117,362
Weighted-average shares outstanding - diluted (in shares)	1,102,053,246	1,144,655,297
Earnings per share - basic (in USD per share)	$ 2.28	$ 2.59
Earnings per share - diluted (in USD per share)	$ 2.27	$ 2.58
Outstanding stock options and unvested stock awards
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive securities (in shares)	2,193,273	961,773
Ka’ena Acquisition earnout
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive securities (in shares)	0	979,153

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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