Common Stock and Stock-Based Compensation Stockholders Equity (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 09, 2022
Share Repurchases [Line Items]
Treasury Stock, Value, Acquired, Cost Method		$ 25.3
Share-based Payment Arrangement, Cash Used to Settle Award		$ 2.9
Treasury Stock
Share Repurchases [Line Items]
Treasury Stock, Shares, Acquired		1.0
Treasury Stock, Value, Acquired, Cost Method		$ 25.3
December 2022 Share Repurchase Program
Share Repurchases [Line Items]
Stock Repurchase Program, Authorized Amount					$ 250.0
Treasury Stock, Value, Acquired, Cost Method	$ 0.0		$ 0.0
2021-2022 Share Repurchase Program
Share Repurchases [Line Items]
Treasury Stock, Shares, Acquired		1.8		1.8
Treasury Stock, Value, Acquired, Cost Method		$ 50.3		$ 50.3
Accelerated Share Repurchase Program
Share Repurchases [Line Items]
Treasury Stock, Shares, Acquired		0.8
Treasury Stock, Value, Acquired, Cost Method		$ 0.0
Accelerated Share Repurchase Program | Treasury Stock
Share Repurchases [Line Items]
Treasury Stock, Shares, Acquired		0.8
Treasury Stock, Value, Acquired, Cost Method		$ 25.0