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Debt (Details) - Line of Credit - USD ($)
$ in Millions
Jun. 30, 2021
Dec. 31, 2020
Sep. 30, 2020
Jul. 27, 2020
Jul. 26, 2020
Debt Instrument [Line Items]          
Debt issuance costs $ 0.7   $ 1.3    
Debt issuance costs in other assets 1.6 $ 1.1      
Revolving Credit Facility          
Debt Instrument [Line Items]          
Maximum borrowing capacity       $ 150.0 $ 15.0
Letter of Credit          
Debt Instrument [Line Items]          
Maximum borrowing capacity       25.0  
Debt outstanding $ 1.0 $ 1.0      
Foreign Line of Credit          
Debt Instrument [Line Items]          
Maximum borrowing capacity       50.0  
Term Loan          
Debt Instrument [Line Items]          
Maximum borrowing capacity         $ 205.0
Minimum | Term Loan          
Debt Instrument [Line Items]          
Maximum borrowing capacity per incremental loan       $ 5.0