Quarterly report pursuant to Section 13 or 15(d)

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

v3.19.2
Equity-Based Compensation - Summary of NQO Grants (Detail) - Non-Qualified Options
6 Months Ended
Jun. 30, 2019
$ / shares
shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Beginning Balance, Units | shares 105,398
Granted, Units | shares 60,742
Ending Balance, Units | shares 166,140
Fair Value per unit $ 13.97
Fair Value per unit, Granted 14.54
Minimum  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Fair Value per unit 13.97
Maximum  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Fair Value per unit $ 14.54