v3.25.4

Retirement Plans - Allocation of Plan Assets, Pension Plan (Details) - Pension Plan - USD ($) $ in Millions | Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | --- | ---
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of the company's benefit plan assets | $ 0.0 | $ 189.5 | $ 199.5
Fair Value, Inputs, Level 1 |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of the company's benefit plan assets |  | 0.0 |
Fair Value, Inputs, Level 2 |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of the company's benefit plan assets |  | 127.0 |
Cash Equivalents |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of the company's benefit plan assets |  | 62.6 |
Cash Equivalents | Fair Value, Inputs, Level 1 |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of the company's benefit plan assets |  | 0.0 |
Cash Equivalents | Fair Value, Inputs, Level 2 |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of the company's benefit plan assets |  | 62.6 |
Fixed Income |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of the company's benefit plan assets |  | 64.4 |
Fixed Income | Fair Value, Inputs, Level 1 |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of the company's benefit plan assets |  | 0.0 |
Fixed Income | Fair Value, Inputs, Level 2 |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of the company's benefit plan assets |  | 64.4 |
Assets Measured at NAV |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of the company's benefit plan assets |  | 62.5 |
Assets Measured at NAV | Fair Value, Inputs, Level 1 |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of the company's benefit plan assets |  | 0.0 |
Assets Measured at NAV | Fair Value, Inputs, Level 2 |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of the company's benefit plan assets |  | $ 0.0 |

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