Summary of Significant Accounting Policies (Details) $ in Millions	3 Months Ended
	Mar. 31, 2020 USD ($) segment	Mar. 31, 2019 USD ($)
Finite-Lived Intangible Assets [Line Items]
Number of reportable segments | segment	3
Advertising Expense	$ 14.5	$ 12.8
Capitalized Computer Software, Internal-Use Development Costs	$ 13.0	$ 5.0
Minimum
Finite-Lived Intangible Assets [Line Items]
Intangible assets, useful life	2 years
Maximum
Finite-Lived Intangible Assets [Line Items]
Intangible assets, useful life	5 years