Quarterly report pursuant to Section 13 or 15(d)

Debt - Additional Information (Details)

v3.21.2
Debt - Additional Information (Details)
9 Months Ended
Aug. 03, 2021
USD ($)
instrument
Sep. 30, 2021
USD ($)
Dec. 31, 2020
USD ($)
Apr. 02, 2018
USD ($)
Debt Instrument [Line Items]        
Interest rate percentage   1.63%    
Line of credit facility drawn   $ 355,000,000 $ 20,000,000  
Credit Agreement | Line of Credit        
Debt Instrument [Line Items]        
Maximum borrowing capacity       $ 500,000,000
Credit facility maximum borrowing capacity under accordion feature       200,000,000
Credit Agreement | Letter of Credit        
Debt Instrument [Line Items]        
Letter of credit, sub-limit amount       $ 50,000,000
Line of credit facility drawn     20,000,000  
Letter of credit outstanding     $ 25,400,000  
2021 Amended Credit Agreement | Minimum        
Debt Instrument [Line Items]        
Commitment fee rates for unused commitments 0.15%      
2021 Amended Credit Agreement | Maximum        
Debt Instrument [Line Items]        
Commitment fee rates for unused commitments 0.30%      
2021 Amended Credit Agreement | LIBOR        
Debt Instrument [Line Items]        
Line of credit facility interest rate   1.63%    
2021 Amended Credit Agreement | LIBOR | Minimum        
Debt Instrument [Line Items]        
Line of credit facility interest rate 1.25%      
2021 Amended Credit Agreement | LIBOR | Maximum        
Debt Instrument [Line Items]        
Line of credit facility interest rate 2.00%      
2021 Amended Credit Agreement | Base Rate        
Debt Instrument [Line Items]        
Line of credit facility interest rate   3.75%    
2021 Amended Credit Agreement | Base Rate | Minimum        
Debt Instrument [Line Items]        
Line of credit facility interest rate 0.25%      
2021 Amended Credit Agreement | Base Rate | Maximum        
Debt Instrument [Line Items]        
Line of credit facility interest rate 1.00%      
2021 Amended Credit Agreement | Eurodollar        
Debt Instrument [Line Items]        
Line of credit facility, borrowing outstanding | instrument 15      
2021 Amended Credit Agreement | Line of Credit        
Debt Instrument [Line Items]        
Maximum borrowing capacity $ 800,000,000      
Credit facility maximum borrowing capacity under accordion feature 500,000,000      
2021 Amended Credit Agreement | Letter of Credit        
Debt Instrument [Line Items]        
Letter of credit, sub-limit amount $ 75,000,000      
Line of credit facility drawn   $ 355,000,000    
Letter of credit outstanding   25,400,000    
Available credit under agreement   $ 419,600,000