Borrowings - Interest Expense Related to Convertible and Exchangeable Notes -Narrative (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Convertible notes and exchangeable notes
Debt Instrument [Line Items]
Interest expense, debt, excluding amortization	$ 3.3	$ 2.8	$ 6.2	$ 6.5