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Subsequent Events (Details) - USD ($)
$ in Thousands
12 Months Ended
Feb. 22, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Subsequent Event [Line Items]        
Loss on classification as held for sale   $ (1,881) $ 0 $ 0
Subsequent Event | Industrial Business Segment | Discontinued Operations, Disposed of by Sale        
Subsequent Event [Line Items]        
Net proceeds of sale of business $ 38,000      
Cash proceeds from sale of business 25,000      
Seller note principal amount 13,000      
Loss on classification as held for sale $ 29,600