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Employee Benefits - Schedule of Share-Based Compensation Expense Under the 2014 Omnibus Incentive Plan (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock compensation expense	$ 21.5	$ 19.4	$ 15.9
2014 Omnibus Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock compensation expense	21.5	19.4	15.9
2014 Omnibus Incentive Plan | Common Stock Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock compensation expense	9.5	6.8	7.1
2014 Omnibus Incentive Plan | Common Stock Awards | Non-Employee Common Stock Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock compensation expense	0.9	0.8	0.7
2014 Omnibus Incentive Plan | Performance-Based Stock Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock compensation expense	7.1	6.9	6.3
2014 Omnibus Incentive Plan | Liability Performance-Based Stock Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock compensation expense	2.2	3.0	0.3
2014 Omnibus Incentive Plan | Performance-Based Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock compensation expense	$ 1.8	$ 1.9	$ 1.5

X

- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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