Commitment and Contingencies Commitment and Contingencies - Commitment Narrative (Details) $ in Thousands	Sep. 30, 2020 USD ($)
Long-term Purchase Commitment [Line Items]
Purchase obligation	$ 9,155	[1]
Accrued Current Liabilities
Long-term Purchase Commitment [Line Items]
Commitment to suppliers included in accrued current liabilities	3,200
Contractual obligations under license agreements included in accrued current liabilities	100
Licensing Agreements
Long-term Purchase Commitment [Line Items]
Contractual obligations under license agreements	$ 800

[1] Purchase obligations consist of non-cancelable purchase commitments to suppliers.