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Business Transactions - Assets Acquired (Details) - USD ($)
$ in Thousands
6 Months Ended
Aug. 01, 2019
Jun. 30, 2020
Jun. 30, 2019
Business Acquisition [Line Items]      
Proceeds from sale of property, plant and equipment and other assets   $ 5,071 $ 21,954
Elite Acquisition      
Business Acquisition [Line Items]      
Property plant and equipment remaining useful life 15 years    
Estimated average remaining life intangible assets 15 years