Accumulated Other Comprehensive Income (Loss) - Components of AOCI (Details) - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Accumulated Other Comprehensive Income Loss [Line Items]
Gross balance	$ (2.1)	$ 3.5
Tax effect	(1.4)	(1.4)
Net balance	(3.5)	2.1
Foreign currency translation
Accumulated Other Comprehensive Income Loss [Line Items]
Gross balance		0.1
Tax effect		(0.8)
Net balance		(0.7)
Translation of foreign subsidiaries
Accumulated Other Comprehensive Income Loss [Line Items]
Gross balance	(7.8)	(3.6)
Tax effect	0.0	0.0
Net balance	(7.8)	(3.6)
Realized gain on cross-currency swap
Accumulated Other Comprehensive Income Loss [Line Items]
Gross balance	10.0	10.0
Tax effect	(2.4)	(2.4)
Net balance	7.6	7.6
Unrealized loss on cross-currency swap
Accumulated Other Comprehensive Income Loss [Line Items]
Gross balance	(4.3)	(6.3)
Tax effect	1.0	1.6
Net balance	$ (3.3)	(4.7)
Unrealized gain on interest rate swaps
Accumulated Other Comprehensive Income Loss [Line Items]
Gross balance		3.4
Tax effect		(0.6)
Net balance		$ 2.8