Other Financial Information - Narrative (Details)	3 Months Ended	9 Months Ended
	Sep. 30, 2020 USD ($)	Sep. 30, 2020 USD ($)
Other Financial Information [Abstract]
Contract manufacturer deposit (non-interest bearing)	$ 58,300,000	$ 58,300,000
Non-interest bearing deposit to contract manufacturer, unamortized discount	3,000,000.0	$ 3,000,000.0
Non-interest bearing deposit to contract manufacturer, imputed interest rate		5.00%
Disaggregation of Revenue [Line Items]
Deferred commission	26,200,000	$ 26,200,000
Amortization of deferred commission	35,100,000	92,700,000
Impairment loss	0	0
Product
Disaggregation of Revenue [Line Items]
Contract with customer, liability, revenue recognized	13,300,000	61,700,000
Service
Disaggregation of Revenue [Line Items]
Contract with customer, liability, revenue recognized	$ 149,600,000	$ 622,600,000