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Stock-Based Compensation (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Stock Award Plans and Stock-Based Compensation
Stock-based compensation expense	$ 4.9	$ 4.7
Common Stock | Employee Stock Purchase Plan
Stock Award Plans and Stock-Based Compensation
Proceeds from Employee Stock Purchase Plan purchases	$ 0.0	$ 0.0
Common Stock | Restricted Stock Units
Stock Award Plans and Stock-Based Compensation
Exercise of stock options (in shares)	38,459	41,941

X

- Definition

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

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