Quarterly report pursuant to Section 13 or 15(d)

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

v3.20.1
Equity-Based Compensation - Summary of RSU Grants (Detail) - Restricted Stock Units - $ / shares
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Beginning Balance, Units 37,234 247,316
Granted, Units 8,242
Ending Balance, Units 45,476 247,316
Fair Value per unit, Granted $ 11.83  
Minimum    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Fair Value per unit 13.19 $ 13.19
Fair Value per unit 11.83 13.19
Maximum    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Fair Value per unit 14.54 13.23
Fair Value per unit $ 14.54 $ 13.23