Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details

Revenue - Entity-wide information (Details) - USD ($)	3 Months Ended		6 Months Ended
Revenue - Entity-wide information (Details) - USD ($)	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Concentration Risk [Line Items]
Total revenue	$ 0	$ 937,000	$ 0	$ 2,223,000
Customer A \| Revenue Benchmark \| Customer Concentration Risk
Concentration Risk [Line Items]
Percentage of concentration		73.00%		78.00%
Customer B \| Revenue Benchmark \| Customer Concentration Risk
Concentration Risk [Line Items]
Percentage of concentration		27.00%		22.00%