Additional Balance Sheet & Cash Flow Information - Schedule of Additional Cash Flow (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Cash and cash equivalents	$ 4,569.6	$ 10,369.1	$ 10,504.0	$ 6,795.0
Prepaid expenses and other current assets	2.6	3.2	8.0	5.1
Cash, cash equivalents and restricted cash per consolidated statements of cash flows	$ 4,572.2	$ 10,372.3	$ 10,512.0	$ 6,800.1