Stock-Based Compensation (Employee Stock Purchase Plan) (Details) - USD ($) $ in Millions	6 Months Ended		12 Months Ended
	Dec. 31, 2025	Jun. 30, 2025	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares available for future issuance	1,600,000		1,600,000			1,700,000
Share-based Payment Arrangement, Expense			$ 28.4	$ 28.5	$ 30.1
2012 Employee Stock Purchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Offering periods			6 months
Purchase price (as a percent)	85.00%	95.00%
Maximum shares authorized	1,000,000.0		1,000,000.0
Stock repurchased during period, shares			11,300
Stock repurchase program, remaining number of shares authorized to be repurchased	960,000		960,000
Share-based Payment Arrangement, Expense			$ 0.7