Retirement and Deferred Compensation Plans - Schedule of Plans with Accumulated Benefit Obligations in Excess of Fair Value of Plan Assets (Details) - Pension Plan [Member] - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Defined Benefit Plan Disclosure [Line Items]
Accumulated benefit obligation	$ 28.9	$ 117.2
Plan assets	$ 20.5	$ 93.4