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Commitments and Contingencies - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Loss Contingencies [Line Items]        
General administrative expense $ 4,010 $ 4,261 $ 9,298 $ 8,860
Former Chief Executive Officer        
Loss Contingencies [Line Items]        
General administrative expense $ 0   $ 1,100