Restatement and Revision of Previously Issued Consolidated Financial Statements - Consolidated Statements of Operations (Additional Information) (Details) - USD ($) $ in Millions	3 Months Ended								6 Months Ended		9 Months Ended		12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Jun. 30, 2019	Jun. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase (decrease) to selling, general, and administrative expense		$ (0.1)	$ (1.5)	$ 0.4
Increase (decrease) to revenue		(21.8)	(4.5)	1.6
Write-off of Assets | Restatement Impacts
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase (decrease) to selling, general, and administrative expense	$ 3.7	2.2	(0.3)	1.4	$ 1.4	$ 1.2	$ 0.5	$ 1.7	$ 1.1	$ 2.3	$ 3.3	$ 3.5	$ 6.9	$ 4.9	$ 1.3
Increase (decrease) to revenue	(0.4)												(0.4)
Reversal of Revenue | Restatement Impacts
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase (decrease) to revenue	(0.6)	(0.5)									(0.5)		(1.1)
Correction of misclassification of Selling and Marketing Expenses | Restatement Impacts
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase (decrease) to selling, general, and administrative expense	(0.2)	0.5	0.9	0.4	0.6	0.3	0.4	0.2	1.3	0.6	1.8	0.9	1.6	1.5	1.6
Increase (decrease) to revenue			$ 0.9	0.4	0.6	0.3	0.4	0.2	1.3	0.6		0.9
Correction for the timing and recognition of customer price concessions | Restatement Impacts
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase (decrease) to revenue	(1.3)												(1.3)		(0.3)
Tax adjustments related to adjustments | Restatement Impacts
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase (decrease) to income tax expense	(0.4)			0.1	(0.2)	$ (0.3)	0.1		0.1	0.1	0.1	(0.2)	(0.2)	0.4	(0.1)
Correction of other immaterial errors | Restatement Impacts
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase (decrease) to selling, general, and administrative expense	$ 0.5	$ (0.1)		0.2			$ 0.4	0.3	0.2	(0.2)		(0.2)	0.6	(0.2)	0.2
Increase (decrease) to revenue				0.1	(1.4)			0.3	0.1	0.3	0.2	0.3	0.1	(1.1)	(1.5)
Increase (decrease) to cost of sales				(0.1)	(1.2)			$ 0.1	(0.1)	$ 0.1	(0.1)	$ 0.1	0.1	(1.2)	$ (1.3)
(Increase) decrease to other expense (income)				$ (0.1)	$ (0.1)				$ (0.1)		$ (0.1)		$ (0.1)	$ 0.1