Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Measurement of Assets and Liabilities at Fair Value on Recurring Basis (Details)

v3.21.2
Fair Value Measurements - Measurement of Assets and Liabilities at Fair Value on Recurring Basis (Details) - USD ($)
$ in Thousands
Sep. 25, 2021
Dec. 26, 2020
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Warrant liabilities $ (81,180) $ 0
Fair Value Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Trading securities 1,618 1,911
Contingent consideration payable (13,061) (14,197)
Fair Value Measurements, Recurring | Public warrants    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Warrant liabilities (49,500)  
Fair Value Measurements, Recurring | Private warrants    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Warrant liabilities (31,680)  
Fair Value Measurements, Recurring | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Trading securities 1,618 1,911
Contingent consideration payable 0 0
Fair Value Measurements, Recurring | Level 1 | Public warrants    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Warrant liabilities (49,500)  
Fair Value Measurements, Recurring | Level 1 | Private warrants    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Warrant liabilities 0  
Fair Value Measurements, Recurring | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Trading securities 0 0
Contingent consideration payable 0 0
Fair Value Measurements, Recurring | Level 2 | Public warrants    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Warrant liabilities 0  
Fair Value Measurements, Recurring | Level 2 | Private warrants    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Warrant liabilities 0  
Fair Value Measurements, Recurring | Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Trading securities 0 0
Contingent consideration payable (13,061) (14,197)
Fair Value Measurements, Recurring | Level 3 | Public warrants    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Warrant liabilities 0  
Fair Value Measurements, Recurring | Level 3 | Private warrants    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Warrant liabilities (31,680)  
Interest rate swaps | Fair Value Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative liability (2,016) (4,193)
Interest rate swaps | Fair Value Measurements, Recurring | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative liability 0 0
Interest rate swaps | Fair Value Measurements, Recurring | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative liability (2,016) (4,193)
Interest rate swaps | Fair Value Measurements, Recurring | Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative liability $ 0 $ 0