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Income Taxes - Consolidated Income (Loss) From Operations before Income Taxes, By Domestic and Foreign Entities (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Income Tax Disclosure [Abstract]    
Domestic $ 3,157 $ (459)
Foreign (4,166) 4,457
Income (loss) from operations before income taxes $ (1,009) $ 3,998