Restructuring - Narrative (Details) - USD ($) $ in Millions	3 Months Ended			12 Months Ended
	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023	Dec. 31, 2023
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 0.2		$ 0.0
Restructuring, 2023 Initiative
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 0.2			$ 7.2
Asset impairments		$ 11.2