Other Income (Expense), Net (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Other Income (Expense), Net
Income from government grants	$ 1,600		$ 3,000
Foreign exchange gain (loss)	$ 51,000	$ (24,000)	$ 9,000	$ (80,000)

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

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