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Subsequent Events - Additional Information (Detail)
$ / shares in Units, $ in Millions
1 Months Ended 12 Months Ended
Jan. 01, 2021
shares
Jan. 31, 2021
$ / shares
shares
Dec. 31, 2020
USD ($)
Businesses
Subsequent Event [Line Items]      
Cash paid for business acquisition | $     $ 17.0
Number of acquired businesses | Business | Businesses     2
Business acquisition, maximum contingent consideration | $     $ 14.2
Business combination holdback consideration payable | $     $ 1.4
Subsequent Event [Member]      
Subsequent Event [Line Items]      
Restricted stock shares granted during the period 1,703,663    
Subsequent Event [Member] | Restricted Stock Units (RSUs) [Member] | Ronald Blalock [Member]      
Subsequent Event [Line Items]      
Share based compensation by share based payment arrangement vesting term 1 year    
Share based compensation by share based payment arrangement equity instrument other than options granted during the period 10,356    
Subsequent Event [Member] | Restricted Stock Units (RSUs) [Member] | Beverly Chase [Member]      
Subsequent Event [Line Items]      
Share based compensation by share based payment arrangement vesting term 1 year    
Share based compensation by share based payment arrangement equity instrument other than options granted during the period 10,356    
Subsequent Event [Member] | Restricted Stock Units (RSUs) [Member] | Coasta [Member]      
Subsequent Event [Line Items]      
Share based compensation by share based payment arrangement vesting term 1 year    
Share based compensation by share based payment arrangement equity instrument other than options granted during the period 10,356    
Subsequent Event [Member] | Restricted Stock Units (RSUs) [Member] | Elizabeth Munoz [Member]      
Subsequent Event [Line Items]      
Share based compensation by share based payment arrangement vesting term 1 year    
Share based compensation by share based payment arrangement equity instrument other than options granted during the period 10,356    
Subsequent Event [Member] | Performance Shares [Member]      
Subsequent Event [Line Items]      
Share based compensation by share based payment arangement equity instruments other than options vested   5,000,000  
Share price | $ / shares   $ 12.00  
Number of trading days   20 days  
Number Of Consecutive Trading Days   30 days  
Subsequent Event [Member] | Performance Shares [Member] | Topco [Member]      
Subsequent Event [Line Items]      
Share based compensation by share based payment arangement equity instruments other than options vested   5,000,000  
Share price | $ / shares   $ 12.00  
Number of trading days   20 days  
Number Of Consecutive Trading Days   30 days  
Subsequent Event [Member] | One Lakh And Twenty Thousand Shares Tranche [Member]      
Subsequent Event [Line Items]      
Restricted stock shares granted during the period 125,000    
Subsequent Event [Member] | Remaining Share Tranche [Member]      
Subsequent Event [Line Items]      
Vesting percentage description   Common Stock are scheduled to vest in two equal tranches on the first and second anniversaries of the grant date. The remaining RSUs are scheduled to vest in three equal tranches, and a tranche shall vest on each of the first, second and third anniversaries of the grant date.  
Subsequent Event [Member] | Two Thousand And Twenty Incentive Award Plan [Member]      
Subsequent Event [Line Items]      
Share based compensation by share based payment arrangement number of shares authorized 2,557,188    
Share based compensation by share based payment arrangement vesting term 3 years    
Subsequent Event [Member] | Maximum [Member] | Two Thousand And Twenty Incentive Award Plan [Member]      
Subsequent Event [Line Items]      
Vesting Percentage   150.00%  
Subsequent Event [Member] | Minimum [Member] | Two Thousand And Twenty Incentive Award Plan [Member]      
Subsequent Event [Line Items]      
Vesting Percentage   0.00%