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Sale of Subsidiary - Schedule of Loss on Sale of Subsidiary (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Loss on sale of subsidiary	$ 46,362	$ 0	$ 0
UNIK SA | Disposal Group, Disposed of by Sale, Not Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Fair value of consideration transferred to the buyer	7,415
Plus: expenses associated with the sale	2,806
Plus: UNIK.S.A. net assets and liabilities, including $12,249 of cash and cash equivalents	36,141
Loss on sale of subsidiary	46,362
Cash and cash equivalents	$ 12,249

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