Summary of Significant Accounting Policies - Revenue disaggregated by customer (Details)	12 Months Ended
Dec. 31, 2024 USD ($)
Revenue	$ 37,773,000
Supermarket
Revenue	34,793,000
Wholesaler
Revenue	2,521,000
Other
Revenue	$ 459,000

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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+ Details