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Revolving Credit Facility (Details) - Credit Agreement - Line of Credit - USD ($)
Mar. 12, 2021
Sep. 30, 2021
Revolving Credit Facility    
Debt Instrument [Line Items]    
Current borrowing capacity $ 100,000,000  
Increase limit on borrowings $ 50,000,000  
Borrowings outstanding   $ 0
Revolving Credit Facility | Federal Funds Rate    
Debt Instrument [Line Items]    
Basis spread on variable rate 0.50%  
Revolving Credit Facility | Eurodollar Rate | Maximum    
Debt Instrument [Line Items]    
Basis spread on variable rate 1.00%  
Revolving Credit Facility | Eurodollar Rate | Minimum    
Debt Instrument [Line Items]    
Basis spread on variable rate 0.50%  
Letter of Credit    
Debt Instrument [Line Items]    
Borrowing capacity $ 10,000,000  
Borrowings outstanding   $ 0
Bridge Loan    
Debt Instrument [Line Items]    
Borrowing capacity $ 10,000,000