Commitments and Contingencies (Details) $ in Millions		1 Months Ended	9 Months Ended
	Feb. 24, 2020 plaintiff	Aug. 31, 2015 claim	Sep. 30, 2020 USD ($)	Mar. 31, 2020 USD ($)
Supply Commitment [Line Items]
Number of claims dismissed | claim		2
Loss contingency accrual				$ 1.7
Number of plaintiffs | plaintiff	2
Nielson Audio
Supply Commitment [Line Items]
Remaining aggregate obligation under the agreements with Nielsen Audio			$ 107.0