Credit Losses (Details) - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019
Financing Receivable, Allowance for Credit Loss [Line Items]
Accounts receivable allowance for credit losses	$ 6.6	$ 3.6
Percent of accounts receivable not past due	88.00%	84.00%
Percent of accounts receivable past due	12.00%	16.00%
Accounts receivable, noncurrent, threshold period past due	60 days	60 days
Reserve for contract assets and sales-type leases	$ 3.3
Greater than 60 Days Past Due
Financing Receivable, Allowance for Credit Loss [Line Items]
Percent of accounts receivable past due	1.70%	1.50%