Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities.

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Commitments and Contingencies - Narrative (Details)	1 Months Ended
Commitments and Contingencies - Narrative (Details)	Jun. 16, 2015 lawsuit	Jun. 30, 2020 USD ($)	Dec. 31, 2019 USD ($)	Jun. 30, 2019 USD ($)
Loss Contingencies [Line Items]
Number of class actions filed (in legal matters) \| lawsuit	3
Number of class actions dismissed (in legal matters) \| lawsuit	2
Fees To Former European Distributor
Loss Contingencies [Line Items]
Accrued liabilities		$ 2,700,000	$ 2,700,000
Associated gross intangible asset		$ 7,800,000	$ 7,800,000
Fees To Former European Distributor \| Minimum
Loss Contingencies [Line Items]
Commitment due in next twelve months				$ 5,000,000
Fees To Former European Distributor \| Maximum
Loss Contingencies [Line Items]
Commitment due in next twelve months				$ 55,000,000