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Divestiture of Assets - Additional Information (Detail) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Apr. 16, 2018
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Divestiture Of Assets [Line Items]                
(Gain) loss on disposition of assets   $ (1,015) $ (537) $ (3,519) $ (5,161) $ (7,241) $ 7,233 $ (4,664)
Puerto Rico [Member]                
Divestiture Of Assets [Line Items]                
Non-cash consideration consisting of note receivable $ 9,250              
Cash on sale of assets $ 3,000              
(Gain) loss on disposition of assets           $ 0 $ 7,809