Basis of Presentation and Summary of Significant Accounting Policies (Details) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2020 USD ($) company corporation entity segment	Jun. 30, 2019 USD ($)
Disaggregation of Revenue [Line Items]
Advertising expenses | $	$ 2.5	$ 1.7	$ 5.4	$ 3.4
Number of reporting units (segment) | segment			1
Number of limited liability companies treated as partnerships for tax purposes			2
Number of limited liability companies disregarded for tax purposes			10
Number of corporations | corporation			4
Number of foreign entities | entity			1
Award vesting period			4 years
Minimum
Disaggregation of Revenue [Line Items]
Subscription contract, term			1 year
Estimated useful life			3 years
Amortization period			1 year
Amortization period			2 years
Maximum
Disaggregation of Revenue [Line Items]
Subscription contract, term			3 years
Estimated useful life			10 years
Amortization period			3 years
Amortization period			15 years