Other Income (Expense), Net (Details) - Other income (expense), net - USD ($)	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Income From Government Grants	$ 1,400,000
Foreign exchange gain (loss)	$ (43,000)	$ (56,000)

Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.

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