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Equity Compensation and Other Benefits - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Income tax benefit related to stock based compensation expense			$ 2.0	$ 2.6
Share-based compensation	$ 0.2	$ 0.3	1.7	$ 2.7
Stock options
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Unrecognized compensation cost, period for recognition	1.5		$ 1.5		$ 2.6
Unrecognized compensation cost, period for recognition			1 year 8 months 12 days		1 year 10 months 24 days
Restricted stock units
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Unrecognized compensation cost, period for recognition	$ 21.0		$ 21.0		$ 24.8
Unrecognized compensation cost, period for recognition			2 years 2 months 12 days		2 years 1 month 6 days