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Discontinued Operations - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Preliminary and incremental gain loss on sale $ 1,700  
Loss on classification as held for sale (2,602) $ (284,525)
Transaction related expenses 5,100  
Working capital true up 200  
Discontinued Operations, Held-for-sale [Member]    
Loss on classification as held for sale $ 3,600 $ 321,200