Industry, Geographic, and Revenue Disaggregation - Long-lived Assets and Total Net Revenue by Geographic Territory (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Geographic Areas, Long-Lived Assets [Abstract]
Long-lived assets	$ 5,389	$ 6,135
Long-lived assets \| Geographic Concentration
Geographic Areas, Long-Lived Assets [Abstract]
Long-lived assets	5,389	6,135
Long-lived assets \| Geographic Concentration \| Domestic
Geographic Areas, Long-Lived Assets [Abstract]
Long-lived assets	5,014	5,658
Long-lived assets \| Geographic Concentration \| Foreign
Geographic Areas, Long-Lived Assets [Abstract]
Long-lived assets	$ 375	$ 477

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant