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Equity Incentive Plans - Narrative (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions | 12 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Equity Incentive Plans |  |  |
Common stock authorized for stock-based awards (in shares) | 110.8 |  |
Common stock reserved for further issuance (in shares) | 9.9 |  |
Stock Options |  |  |
Equity Incentive Plans |  |  |
Vesting period of options granted | 3 years |  |
Expiration term for options | 10 years |  |
Weighted average grant date fair value of options granted (in dollars per share) | $ 48.65 | $ 39.61 | $ 31.45
Intrinsic value of options exercised | $ 121 | $ 170 | $ 79
Restricted stock units |  |  |
Equity Incentive Plans |  |  |
Award vesting period | 3 years |  |
Weighted average grant date fair value, granted (in dollars per share) | $ 192.37 | $ 160.44 | $ 132.65
Total fair value of restricted stock and restricted stock units vested | $ 67 | $ 59 | $ 49
Performance stock awards |  |  |
Equity Incentive Plans |  |  |
Weighted average grant date fair value, granted (in dollars per share) | $ 189.25 | $ 159.29 | $ 136.62
Total fair value of restricted stock and restricted stock units vested | $ 23 | $ 22 | $ 41

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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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