v3.25.4
Debt - Senior Secured Notes (Details) - USD ($)
$ in Thousands
12 Months Ended
Oct. 28, 2020
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Short-Term Debt [Line Items]        
Debt instrument face value $ 1,325,000      
Debt Instrument, Repurchased Face Amount   $ 20,000    
Debt Instrument, Repurchase Amount   18,200    
Gain on repurchase of debt instrument     $ 900  
Long-Term Debt   $ 1,687,832    
Loan maturity date   Nov. 15, 2028    
New Secured First Lien Term Loan Facility [Member] | Advantage Sales And Marketing Inc [Member]        
Short-Term Debt [Line Items]        
Debt instrument face value   $ 1,093,000    
Senior Secured Notes [Member]        
Short-Term Debt [Line Items]        
Gain on repurchase of debt instrument   $ 1,800 $ 9,600 $ 4,000
Senior Secured Notes [Member] | Advantage Sales And Marketing Inc [Member] | Advantage Solutions Finco LLC [Member]        
Short-Term Debt [Line Items]        
Debt instrument face value $ 775,000      
Long term debt instrument fixed rate of interest 6.50%      
Senior secured notes year of maturity 2028      
Debt instrument terms of interest payment   Interest on the Notes is payable semi-annually in arrears on May 15 and November 15    
Percentage of note holders by value to approve for purchase of notes by the company   90.00%