Annual report pursuant to Section 13 and 15(d)

Equity-Based Compensation - Additional Information (Detail)

v3.24.0.1
Equity-Based Compensation - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
 1 Months Ended 12 Months Ended
Jun. 08, 2022
Sep. 30, 2023
May 31, 2023
Apr. 30, 2023
Nov. 30, 2022
May 31, 2022
Aug. 31, 2021
May 31, 2021
Jan. 31, 2021
May 31, 2020
Mar. 31, 2020
May 31, 2019
Oct. 31, 2018
May 31, 2016
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Nov. 02, 2012
Class A Common Stock                                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                    
Restricted stock units granted                             11,822 10,270    
Class B Common Stock                                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                    
Restricted stock units granted                             240,998      
Non-Qualified Stock Options                                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                    
Restricted stock units granted                   86,764   60,742 105,398          
Restricted stock units\non-qualified stock options, granted description                             One third of the NQOs will vest and become exercisable on each of the first, second and third anniversaries of the grant date.      
Fair value assumptions, strike price                   $ 10.18   $ 14.54 $ 13.97          
Fair value assumptions, risk free rate                   0.64%   2.32% 2.94%          
Fair value assumptions, expiration                   10 years   5 years 5 years          
Fair value assumptions, volatility                   48.00%   34.20% 32.70%          
Compensation expense forfeiture rate                   1.00%   1.00% 1.00%          
Compensation expense                             $ 1,626   $ 1,149  
Recognition period of unrecognized compensation expense related to unvested awards                             1 year 6 months 18 days 11 months 1 day    
Unrecognized compensation expense related to unvested awards                             $ 3,288 $ 2,860    
2012 Equity Incentive Plan                                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                    
Shares reserved for issuance, authorized 2,737,500                                 1,687,500
Increase in the number of shares issuable 1,050,000                                  
Shares reserved for issuance                             1,110,578   1,140,265  
Restricted stock units granted                           3,791        
Fair Value per unit                           $ 13.19        
Restricted stock units\non-qualified stock options, granted description                             Twenty-five percent of the RSUs granted vest and settle on each of the first, second, third and fourth anniversaries of the grant date.      
2012 Equity Incentive Plan | Non-Qualified Stock Options | Class B Common Stock                                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                    
Shares reserved for issuance   83,328                                
Number of shares issued for equity incentive plan   22,070                                
2012 Equity Incentive Plan | Employee                                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                    
Restricted stock units granted               116,823 21,598 49,116   34,388   7,582        
Fair Value per unit               $ 13.91 $ 13.89 $ 10.11   $ 14.54   $ 13.19        
Restricted stock units\non-qualified stock options, granted description                             Twenty-five percent of the RSUs granted vest and settle on each of the first, second, third and fourth anniversaries of the grant date.      
2012 Equity Incentive Plan | Employee | Class A Common Stock                                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                    
Restricted stock units granted     11,822     10,270 1,827 856                    
Fair Value per unit     $ 18.61     $ 21.42 $ 15.96 $ 14.61                    
2012 Equity Incentive Plan | Employee | Restricted Stock Units                                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                    
Restricted stock units\non-qualified stock options, granted description                             Twenty-five percent of the RSUs granted vested and settled on each of the first, second, third and fourth anniversaries of the grant date.      
2012 Equity Incentive Plan | Employee | Restricted Stock Units | Class A Common Stock                                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                    
Restricted stock units\non-qualified stock options, granted description     The RSUs will vest and settle on the third anniversary of the grant date     The RSUs will vest and settle on the third anniversary of the grant date. The RSUs will vest and settle on the third anniversary of the grant date.                      
2012 Equity Incentive Plan | Employee | Restricted Stock Units | Class B Common Stock                                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                    
Restricted stock units granted       101,192 92,154                          
Fair Value per unit       $ 18.18 $ 18.99                          
Restricted stock units\non-qualified stock options, granted description       Twenty-five percent of the RSUs granted vest and settle on each of the first, second, third and fourth anniversaries of the grant date. Twenty-five percent of the RSUs granted vest and settle on each of the first, second, third and fourth anniversaries of the grant date.                          
2012 Equity Incentive Plan | Board of Directors                                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                    
Restricted stock units granted                     8,242     3,000        
Fair Value per unit                     $ 11.83     $ 13.19        
Restricted stock units\non-qualified stock options, granted description                             One hundred percent of the RSUs granted vest and settle on the first anniversary of the grant date.      
2012 Equity Incentive Plan | Board of Directors | Restricted Stock Units                                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                    
Restricted stock units\non-qualified stock options, granted description                             All of the RSUs granted vested on the third anniversary of the grant date.      
2012 Equity Incentive Plan | First Anniversary | Employee                                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                    
Restricted stock, vesting percentage                       25.00%            
2012 Equity Incentive Plan | First Anniversary | Board of Directors                                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                    
Restricted stock, vesting percentage                           100.00%        
2012 Equity Incentive Plan | Fourth Anniversary                                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                    
Restricted stock, vesting percentage                           25.00%        
2012 Equity Incentive Plan | Fourth Anniversary | Employee                                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                    
Restricted stock, vesting percentage         25.00%     25.00%   25.00%       25.00%        
2012 Equity Incentive Plan | Three Year Annual Vesting Period | Employee | Class A Common Stock                                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                    
Restricted stock units granted               11,635                    
Fair Value per unit               $ 14.61                    
2012 Equity Incentive Plan | Three Year Annual Vesting Period | Employee | Restricted Stock Units | Class A Common Stock                                    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                    
Restricted stock units\non-qualified stock options, granted description                             The RSUs will vest and settle on the third anniversary of the grant date..