Interim Financial Statements - Schedule of Cash Flows Data (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase in deferred revenue	$ 78.9	$ 129.8
Increase in accounts payable, accrued expenses, and other liabilities	$ 20.9	381.6
As Previously Reported
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase in deferred revenue		401.1
Increase in accounts payable, accrued expenses, and other liabilities		110.3
Adjustments
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase in deferred revenue		(271.3)
Increase in accounts payable, accrued expenses, and other liabilities		$ 271.3