Interim Financial Statements - Schedule of Cash Flows Data (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase in deferred revenue	$ 112.3	$ 166.8
Increase in accounts payable, accrued expenses, and other liabilities	$ 80.8	328.9
As Previously Reported
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase in deferred revenue		375.8
Increase in accounts payable, accrued expenses, and other liabilities		119.9
Adjustments
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase in deferred revenue		(209.0)
Increase in accounts payable, accrued expenses, and other liabilities		$ 209.0