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Debt - Additional Information (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Sep. 29, 2021
Dec. 31, 2021
Dec. 31, 2020
Debt Instrument [Line Items]        
Long-term debt, bearing variable interest, amount     $ 840 $ 114,002
Weighted average interest rate on outstanding borrowings     2.35% 2.65%
Unused letter of credit outstanding due to workers' compensation and insurance reserve     $ 72,787 $ 69,899
Amended And Restated Syndicated Credit Facility Agreement        
Debt Instrument [Line Items]        
Interest rate, increase (decrease) 0.125%      
Amended And Restated Syndicated Credit Facility Agreement | London Interbank Offered Rate (LIBOR)        
Debt Instrument [Line Items]        
Debt instrument basis spread on variable rate 1.125%      
Amended And Restated Syndicated Credit Facility Agreement | London Interbank Offered Rate (LIBOR) | Minimum        
Debt Instrument [Line Items]        
Debt instrument basis spread on variable rate 0.00% 0.50%