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Stock-Based Compensation - Narrative (Details) $ / shares in Units, $ in Thousands |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Feb. 28, 2025 shares | May 31, 2025 shares | Dec. 31, 2025 USD ($) plan $ / shares shares | Dec. 31, 2024 USD ($) plan $ / shares shares | Dec. 31, 2023 USD ($) $ / shares shares
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |
Number of additional shares authorized (in shares) |  | 2,000,000.0 |  |  |
Shares available for issuance under the 2016 Plan (in shares) |  |  | 3,100,000 |  |
Unrecognized compensation expense for all nonvested awards | $ |  |  | $ 24,600 |  |
Weighted average period for recognition (in years) |  |  | 1 year 8 months 12 days |  |
Weighted average remaining contractual life of options outstanding (in years) |  |  | 4 years |  |
Weighted average remaining contractual life of options exercisable (in years) |  |  | 3 years 1 month 6 days |  |
Aggregate intrinsic value of total options outstanding | $ |  |  | $ 107,300 |  |
Aggregate intrinsic value of total options vested | $ |  |  | $ 103,500 |  |
Weighted average grant date fair value of options granted (in dollars per share) | $ / shares |  |  | $ 93.67 | $ 134.25 | $ 108.95
Intrinsic value of options exercised | $ |  |  | $ 28,200 | $ 90,500 | $ 151,000
Grant date fair value of options vested | $ |  |  | $ 11,400 | $ 10,800 | $ 8,600
Deferred compensation plans and restricted share awards |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |
Deferred compensation conversion unit (in shares) |  |  | 1 |  |
Number of deferred compensation plans | plan |  |  | 2 | 2 |
Number of deferred stock units (in shares) |  |  | 313,371 | 332,897 |
Number of deferred stock units payable in cash (in shares) |  |  | 8,741 | 8,851 |
Deferred compensation plans and restricted share awards | Non-Employee Directors |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |
Granted at target level (in dollars per share) | $ / shares |  |  | $ 205.36 | $ 386.03 | $ 357.00
Granted at target level (in shares) |  |  | 11,781 | 6,064 | 6,160
Stock Option |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |
Awards, expiration period (in years) |  |  | 10 years |  |
Risk-free interest rate (as a percent) |  |  | 4.30% | 4.30% | 4.10%
Stock volatility (as a percent) |  |  | 36.20% | 32.00% | 29.80%
Dividend yield (as a percent) |  |  | 0.40% | 0.30% | 0.30%
Expected life (in years) |  |  | 6 years 6 months | 6 years | 5 years 8 months 12 days
Award Types Other than Stock Options and Stock Appreciation Rights |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |
Rate shares are reduced for each award granted (in shares) | 2.5 | 2.0 |  |  |
Stock-settled PSU awards |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |
Granted at target level (in dollars per share) | $ / shares |  |  | $ 216.80 | $ 348.20 | $ 306.97
Number of shares to be issued upon conversion (in shares) |  |  | 12,736 |  |
Granted at target level (in shares) |  |  | 59,923 |  |
Stock-settled PSU awards | Minimum |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |
Actual payout range |  |  | 0.00% |  |
Stock-settled PSU awards | Maximum |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |
Actual payout range |  |  | 200.00% |  |
Employee stock purchase plan |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |
Shares available for issuance under the 2016 Plan (in shares) |  |  | 3,700,000 |  |
Percentage of current market price for sales to eligible employees (as a percent) |  |  | 85.00% |  |
Limitation on payroll deductions of employee's base salary (as a percent) |  |  | 25.00% |  |
Limitation on payroll deductions of employee's base salary, amount | $ |  |  | $ 25 |  |
Maximum number of shares per employee (in shares) |  |  | 2,000 |  |
Maximum number of shares per employee, per year (in shares) |  |  | 8,000 |  |
Purchases of shares (in shares) |  |  | 32,842 | 25,237 | 23,955
Restricted Stock |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |
Granted at target level (in dollars per share) | $ / shares |  |  | $ 222.01 | $ 339.32 | $ 314.06
Granted at target level (in shares) |  |  | 64,350 | 9,660 | 8,343
Share-Based Payment Arrangement, Option And Stock Appreciation Rights |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |
Rate shares are reduced for each award granted (in shares) |  | 1 |  |  |

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- Definition The number of grants made 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 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 The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (f)(2)(iii) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition The estimated measure of the percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (f)(2)(ii) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition The risk-free interest rate assumption that is used in valuing an option on its own shares. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (f)(2)(iv) -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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