Summary of Significant Accounting Policies - Foreign Currency Translation (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Related Party Transaction [Line Items]
Foreign currency gains on long-term intra-entity transactions	$ (1.8)	$ (0.6)	$ (2.2)	$ (1.7)
Foreign currency gains on long-term intra-entity transactions
Related Party Transaction [Line Items]
Foreign currency gains on long-term intra-entity transactions	$ 10.3	$ 92.2	$ 156.3	$ 25.8