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Debt and Credit Facilities - Narrative (Details)
1 Months Ended 6 Months Ended
May 14, 2024
USD ($)
Dec. 20, 2022
USD ($)
Jun. 30, 2021
USD ($)
Jul. 31, 2024
USD ($)
Jun. 30, 2024
USD ($)
interestRateSwap
Rate
Jun. 30, 2023
USD ($)
Dec. 31, 2023
USD ($)
Line of Credit Facility [Line Items]              
Repayments of long-term debt         $ 136,250,000 $ 50,000,000  
Proceeds from issuance of long-term debt         150,000,000 $ 0  
Revolving Credit Facility | Unsecured Debt | Subsequent Event              
Line of Credit Facility [Line Items]              
Repayments of lines of credit       $ 10,000,000.0      
Proceeds from issuance of long-term debt       $ 30,000,000.0      
Revolving Credit Facility | 2022 Credit Agreement | Unsecured Debt              
Line of Credit Facility [Line Items]              
Maximum borrowing capacity   $ 1,075,000,000.000     399,100,000    
Borrowings outstanding         670,000,000.0   $ 648,800,000
Revolving Credit Facility | 2022 Credit Agreement | Unsecured Debt | Minimum              
Line of Credit Facility [Line Items]              
Unused capacity commitment fee, percentage   0.125%          
Revolving Credit Facility | 2022 Credit Agreement | Unsecured Debt | Maximum              
Line of Credit Facility [Line Items]              
Unused capacity commitment fee, percentage   0.25%          
Revolving Credit Facility | 2022 Credit Agreement | Unsecured Debt | Federal Funds Rate              
Line of Credit Facility [Line Items]              
Debt instrument, basis spread on variable rate   0.50%          
Revolving Credit Facility | 2022 Credit Agreement | Unsecured Debt | One-month Term SOFR              
Line of Credit Facility [Line Items]              
Debt instrument, basis spread on variable rate   1.10%          
Revolving Credit Facility | 2022 Credit Agreement | Unsecured Debt | One-month Term SOFR | Minimum              
Line of Credit Facility [Line Items]              
Debt instrument, basis spread on variable rate   0.125%          
Revolving Credit Facility | 2022 Credit Agreement | Unsecured Debt | One-month Term SOFR | Maximum              
Line of Credit Facility [Line Items]              
Debt instrument, basis spread on variable rate   0.75%          
Revolving Credit Facility | 2022 Credit Agreement | Unsecured Debt | SOFR              
Line of Credit Facility [Line Items]              
Debt instrument, basis spread on variable rate   0.10%          
Revolving Credit Facility | 2022 Credit Agreement | Unsecured Debt | SOFR | Minimum              
Line of Credit Facility [Line Items]              
Debt instrument, basis spread on variable rate   1.125%          
Revolving Credit Facility | 2022 Credit Agreement | Unsecured Debt | SOFR | Maximum              
Line of Credit Facility [Line Items]              
Debt instrument, basis spread on variable rate   1.75%          
Revolving Credit Facility | Swingline loans drawn under the 2022 Credit Agreement | Unsecured Debt | Base Rate | Minimum              
Line of Credit Facility [Line Items]              
Debt instrument, basis spread on variable rate   0.125%          
Revolving Credit Facility | Swingline loans drawn under the 2022 Credit Agreement | Unsecured Debt | Base Rate | Maximum              
Line of Credit Facility [Line Items]              
Debt instrument, basis spread on variable rate   0.75%          
Revolving Credit Facility | 2022 Credit Agreement, Interest Rate Swap, Mature Date At May Two Thousand Twenty Seven | Unsecured Debt              
Line of Credit Facility [Line Items]              
Interest rate swap facility, amount         $ 75,000,000.0    
Interest rate swap facility, fixed interest         5.84%    
Revolving Credit Facility | 2022 Credit Agreement, Interest Rate Swap, Mature Date At May Two Thousand Twenty Four              
Line of Credit Facility [Line Items]              
Number of interest rate swaps entered into during period | interestRateSwap         2    
Interest rate swap facility, amount         $ 150,000,000.0    
Revolving Credit Facility | Variable Rate Revolving Credit Facility | Unsecured Debt              
Line of Credit Facility [Line Items]              
Line of credit borrowings outstanding         $ 390,000,000.0    
Line of credit facility, interest rate         6.67%    
Revolving Credit Facility | 2022 Credit Agreement, Interest Rate Swap, Mature Date At July Two Thousand Twenty Five | Unsecured Debt              
Line of Credit Facility [Line Items]              
Interest rate swap facility, amount         $ 40,000,000.0    
Interest rate swap facility, fixed interest         6.20%    
Revolving Credit Facility | 2022 Credit Agreement, Interest Rate Swap, Mature Date At July Two Thousand Twenty Six | Unsecured Debt              
Line of Credit Facility [Line Items]              
Interest rate swap facility, amount         $ 90,000,000.0    
Interest rate swap facility, fixed interest         5.87%    
Revolving Credit Facility | 2022 Credit Agreement, Interest Rate Swap, Mature Date At April Two Thousand Twenty Seven | Unsecured Debt              
Line of Credit Facility [Line Items]              
Interest rate swap facility, amount         $ 75,000,000.0    
Interest rate swap facility, fixed interest         5.98%    
Letter of Credit | 2022 Credit Agreement | Unsecured Debt              
Line of Credit Facility [Line Items]              
Maximum borrowing capacity   $ 100,000,000.0          
Standby Letters of Credit | 2022 Credit Agreement | Unsecured Debt              
Line of Credit Facility [Line Items]              
Stand-by letters of credit         $ 5,900,000    
Standby Letters of Credit | 2022 Credit Agreement | Unsecured Debt | Minimum              
Line of Credit Facility [Line Items]              
Commission percentage   1.125%          
Standby Letters of Credit | 2022 Credit Agreement | Unsecured Debt | Maximum              
Line of Credit Facility [Line Items]              
Commission percentage   1.75%          
Line of Credit | BMO Term Loan | Unsecured Debt              
Line of Credit Facility [Line Items]              
Term loan face amount     $ 100,000,000.0        
Term loan interest rate | Rate         1.28%    
Periodic payment, principal     $ 1,250,000        
Repayments of long-term debt $ 86,300,000            
Line of Credit | 2022 Credit Agreement, Interest Rate Swap, Mature Date At May Two Thousand Twenty Seven              
Line of Credit Facility [Line Items]              
Number of interest rate swaps entered into during period | interestRateSwap         2    
Interest rate swap facility, amount         $ 150,000,000.0