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Revenue - Summary of Net Sales Disaggregated by Geographic Area (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2022
Disaggregation Of Revenue [Line Items]
Total Net Sales	$ 2,780	$ 1,899	$ 1,899
United States
Disaggregation Of Revenue [Line Items]
Total Net Sales	2,370		1,594
United Kingdom
Disaggregation Of Revenue [Line Items]
Total Net Sales	321		266
Other
Disaggregation Of Revenue [Line Items]
Total Net Sales	43		39
JAPAN
Disaggregation Of Revenue [Line Items]
Total Net Sales	$ 46

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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