Quarterly report pursuant to Section 13 or 15(d)

Equity-Based Compensation - Summary of NQO Grants (Detail)

v3.20.1
Equity-Based Compensation - Summary of NQO Grants (Detail) - Non-Qualified Options - $ / shares
Mar. 31, 2020
Dec. 31, 2019
Mar. 31, 2019
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Beginning Balance, Units 166,140 105,398 105,398
Ending Balance, Units 166,140 166,140 105,398
Fair Value per unit   $ 13.97 $ 13.97
Fair Value per unit     $ 13.97
Minimum      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Fair Value per unit $ 13.19    
Fair Value per unit 13.97 13.19  
Maximum      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Fair Value per unit 14.54    
Fair Value per unit $ 14.54 $ 14.54