Leases - Narratives (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Leases [Abstract]
Right of use assets	$ 21.8		$ 21.8		$ 27.3
Operating lease liability	21.7		21.7		27.2
Operating lease liabilities, current	$ 5.3		$ 5.3		5.8
Weighted average lease term (in years)	3 years 8 months 12 days		3 years 8 months 12 days
Operating lease weighted average discount rate (percent)	3.10%		3.10%
Operating lease rent expense	$ 4.7	$ 3.0	$ 12.3	$ 9.0
Short-term net investment in sales type leases			13.0		9.3
Long-term net investment in sales type leases			39.2		$ 31.9
Sales-type lease, interest income	$ 0.6	$ 0.3	$ 1.7	$ 0.5