Share-Based Compensation - Schedule of Grants (Details) - Restricted Stock - $ / shares	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025
2015 Equity Plan \| Time Based \| Key Employees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted (in shares)	127,229	137,400
Grant date fair value per share (in dollars per share)	$ 135.00	$ 133.39
2015 Equity Plan \| Time Based \| Executive Officers
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted (in shares)	63,556	38,000
Grant date fair value per share (in dollars per share)	$ 124.14	$ 133.63
2015 Equity Plan \| Market Condition \| Executive Officers
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted (in shares)		87,000
Grant date fair value per share (in dollars per share)		$ 106.62
Two Thousand and Four Director Plan \| Time Based \| Directors
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted (in shares)	14,553	14,000
Grant date fair value per share (in dollars per share)	$ 123.68	$ 122.78

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).

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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).

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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