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Discontinued Operations (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax $ 0 $ 0 $ 2,071
Cash Provided by (Used in) Financing Activities, Discontinued Operations     20,000
Parent      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Cash Provided by (Used in) Financing Activities, Discontinued Operations     15,000
Non-Controlling Interest      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Cash Provided by (Used in) Financing Activities, Discontinued Operations     $ 5,000