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Significant Contracts and Concentrations - Qurate Agreements (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Product Information [Line Items]
Net revenue	$ 1,118	$ 1,912	$ 3,771	$ 7,050
Accounts receivable	1,403		1,403		$ 2,269
Net licensing revenue
Product Information [Line Items]
Net revenue	$ 1,118	$ 1,505	$ 3,771	$ 6,515
Sales | Customer concentration risk | Qurate
Product Information [Line Items]
Concentration risk, percentage	21.00%	14.00%	22.00%	46.00%
Sales | Customer concentration risk | Qurate | Net licensing revenue
Product Information [Line Items]
Net revenue	$ 240	$ 260	$ 810	$ 3,270
Accounts receivable | Customer concentration risk | Qurate
Product Information [Line Items]
Accounts receivable	$ 250		$ 250		$ 400
Concentration risk, percentage			18.00%		18.00%

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