Quarterly report pursuant to Section 13 or 15(d)

Indebtedness - Narrative (Details)

v3.23.2
Indebtedness - Narrative (Details) - USD ($)
1 Months Ended 6 Months Ended
Dec. 31, 2021
Sep. 30, 2017
Jun. 30, 2023
Jun. 30, 2022
Dec. 31, 2022
Apr. 30, 2020
Debt Instrument [Line Items]            
Proceeds from credit facility     $ 45,000,000 $ 0    
Revolving Credit Facility            
Debt Instrument [Line Items]            
Term   5 years        
Credit facility amount $ 525,000 $ 150,000       $ 250,000
Aggregate principal amount 450,000         225,000,000
Additional borrowing capacity of credit facility 75,000         $ 25,000,000
Borrowings outstanding 300,000          
Repayments of debt $ 150,000          
Available borrowing capacity     265,166,000   $ 279,966,000  
Bloomberg short-term bank yield index rate floor 0.00%          
Base rate floor 2.00%          
Federal funds rate floor 0.00%          
Bloomberg short-term bank yield index additional rate 1.00%          
Interest rate at period end       2.14%    
Revolving Credit Facility | Bloomberg Short-Term Bank Yield Index | Minimum            
Debt Instrument [Line Items]            
Basis spread on variable rate 1.25%          
Revolving Credit Facility | Bloomberg Short-Term Bank Yield Index | Maximum            
Debt Instrument [Line Items]            
Basis spread on variable rate 1.75%          
Revolving Credit Facility | Federal Funds Rate            
Debt Instrument [Line Items]            
Basis spread on variable rate 0.50%          
Revolving Credit Facility | Prime Rate | Minimum            
Debt Instrument [Line Items]            
Basis spread on variable rate 0.00%          
Revolving Credit Facility | Prime Rate | Maximum            
Debt Instrument [Line Items]            
Basis spread on variable rate 0.50%          
Revolving Credit Facility | Medium-term Notes            
Debt Instrument [Line Items]            
Borrowings outstanding $ 150,000          
Proceeds from credit facility $ 150,000          
Letter of Credit            
Debt Instrument [Line Items]            
Credit facility amount   30,000        
Outstanding amount     $ 19,834,000   $ 20,034,000  
Swing Line Loan            
Debt Instrument [Line Items]            
Credit facility amount   $ 30,000