Revenue Recognition (Costs to Obtain a Contract) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2023	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Deferred commission costs	$ 19.2	$ 19.2	$ 19.2
Commissions expense recognized	$ 1.6	$ 5.0
Minimum
Disaggregation of Revenue [Line Items]
Amortization period (in years)	3 years	3 years
Maximum
Disaggregation of Revenue [Line Items]
Amortization period (in years)	7 years	7 years