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Stock-Based Compensation - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2020
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Dec. 31, 2018
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]              
Percentage of units vest after one year           25.00%  
Percentage of units vest description           Standard vesting for profits interests provide for 25% of units to vest after one year with the remaining vesting monthly thereafter over 36 months.  
Weighted-average grant-date fair value for profits interests granted       $ 0.23   $ 0.16 $ 0.22
Stock-based compensation expense   $ 183 $ 185 $ 430 $ 440 $ 900 $ 700
Unrecognized compensation cost relating to nonvested profits interests $ 2,000 $ 2,000   $ 2,000   $ 3,600  
Unvested stock expected to be recognized over a weighted-average period       1 year 10 months 9 days   2 years 2 months 12 days  
Expected dividend yield       0.00% 0.00% 0.00% 0.00%
Number of common stock issued 52,151,798 52,151,798   52,151,798   9,073,002  
Employee terminations and resignations              
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]              
Number of common units forfeited           10,588,659 1,186,127
2020 Stock Option and Incentive Plan              
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]              
Number of common stock issued 2,930,836 2,930,836   2,930,836      
Outstanding number of shares preceding percentage 4.00%            
Number of awards issued or outstanding 0 0   0