Summary of Significant Accounting Policies (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
South Korea agreement [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
Revenue	$ 2.5	$ 3.6

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