Summary of Significant Accounting Policies - Fair Value of Assets and Liabilities Measured on a Recurring Basis (Details) - Measured on a Recurring Basis - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Assets:
Derivative assets	$ 150.4	$ 128.6
Total assets	259.0	248.2
Liabilities:
Derivative liabilities	18.2	46.4
Commercial paper and other
Assets:
Cash and cash equivalents	49.8	39.6
Time deposits
Assets:
Cash and cash equivalents	58.8	40.0
Short-term investments		40.0
Level 1
Assets:
Derivative assets	0.0	0.0
Total assets	58.8	80.0
Liabilities:
Derivative liabilities	0.0	0.0
Level 1 | Commercial paper and other
Assets:
Cash and cash equivalents	0.0	0.0
Level 1 | Time deposits
Assets:
Cash and cash equivalents	58.8	40.0
Short-term investments		40.0
Level 2
Assets:
Derivative assets	150.4	128.6
Total assets	200.2	168.2
Liabilities:
Derivative liabilities	18.2	46.4
Level 2 | Commercial paper and other
Assets:
Cash and cash equivalents	49.8	39.6
Level 2 | Time deposits
Assets:
Cash and cash equivalents	0.0	0.0
Short-term investments
Level 3
Assets:
Derivative assets	0.0	0.0
Total assets	0.0	0.0
Liabilities:
Derivative liabilities	0.0	0.0
Level 3 | Commercial paper and other
Assets:
Cash and cash equivalents	0.0	0.0
Level 3 | Time deposits
Assets:
Cash and cash equivalents	$ 0.0	0.0
Short-term investments