Revenue from Contracts with Customers - Accounts Receivable Reserve for Doubtful Accounts (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance as of beginning of fiscal year	$ 7.7	$ 3.8
Expense to increase the reserve	0.2	0.7
Write-off of uncollectible accounts	(4.2)	(0.6)
Balance as of period end	$ 3.7	$ 3.9