Other Financial Information - Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Other Financial Information [Abstract]
Contract manufacturer deposits	$ 347.8	$ 434.7
Prepaid expenses	123.2	104.3
Other current assets	109.6	141.0
Total prepaid expenses and other current assets	$ 580.6	$ 680.0