Intangible Assets, Net - Intangibles (Details) - USD ($) $ in Millions	Sep. 30, 2024	Dec. 31, 2023
Intangible assets
Less: accumulated amortization	$ (5.6)	$ (5.1)
Intangible assets, net	5.8	6.3
Customer relationships
Intangible assets
Customer relationships	$ 11.4	$ 11.4
Minimum | Customer relationships
Intangible assets
Estimated Useful Life (years)	10 years
Maximum | Customer relationships
Intangible assets
Estimated Useful Life (years)	18 years