Quarterly report pursuant to Section 13 or 15(d)

Equity - Class A Common Stock (Detail)

v3.20.2
Equity - Class A Common Stock (Detail) - Class A Common Stock - shares
 1 Months Ended
Jun. 30, 2020
May 31, 2020
Mar. 31, 2020
Feb. 29, 2020
Dec. 31, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Class Of Stock [Line Items]                
Common stock, shares outstanding 9,520,416   9,506,000   9,329,879 8,624,000 8,535,000 8,518,000
Issuance of Class A common stock upon conversion of Class B units to Class A common stock 5,400 7,355 20,662 155,224        
Issuance of Class A and Class B common stock upon vesting of restricted stock units   1,896            
Common stock conversion date Jun. 30, 2020 May 31, 2020 Mar. 31, 2020 Feb. 29, 2020        
Issuance of Class A common stock upon vesting of restricted stock units, Transaction date   May 31, 2020