Quarterly report pursuant to Section 13 or 15(d)

Unsecured Line of Credit Payable - Narrative (Details)

v3.21.2
Unsecured Line of Credit Payable - Narrative (Details)
1 Months Ended 3 Months Ended 9 Months Ended
Sep. 27, 2021
USD ($)
Aug. 31, 2021
USD ($)
Sep. 30, 2021
USD ($)
extension_option
Sep. 30, 2020
USD ($)
Mar. 31, 2018
USD ($)
Sep. 30, 2021
USD ($)
Sep. 30, 2020
USD ($)
Jun. 30, 2021
USD ($)
Mar. 29, 2018
USD ($)
Jul. 22, 2016
USD ($)
Line of Credit Facility [Line Items]                    
Gain (loss) on extinguishment of debt     $ (12,727,000) $ 0   $ (12,727,000) $ 262,000      
Interest rate swaps                    
Line of Credit Facility [Line Items]                    
Derivative notional amount                   $ 100,000,000
Credit Agreement                    
Line of Credit Facility [Line Items]                    
Credit agreement, aggregate maximum borrowing capacity including accordion feature     1,500,000,000     1,500,000,000        
2016 Term Loan                    
Line of Credit Facility [Line Items]                    
Debt instrument face amount                   150,000,000
2018 Term Loan                    
Line of Credit Facility [Line Items]                    
Debt instrument face amount                 $ 250,000,000  
2018 Term Loan A | Interest rate swaps                    
Line of Credit Facility [Line Items]                    
Derivative notional amount $ 150,000,000   100,000,000     100,000,000   $ 150,000,000 150,000,000  
2018 Term Loan B                    
Line of Credit Facility [Line Items]                    
Debt instrument face amount                 100,000,000  
2018 Term Loan B | Interest rate swaps                    
Line of Credit Facility [Line Items]                    
Derivative notional amount 100,000,000   50,000,000     50,000,000     $ 100,000,000  
Term loan | 2016 Term Loan                    
Line of Credit Facility [Line Items]                    
Debt instrument face amount                   $ 150,000,000
Term loan | 2018 Term Loan                    
Line of Credit Facility [Line Items]                    
Debt instrument face amount     250,000,000     $ 250,000,000        
Term loan | 2018 Term Loan | LIBOR | Minimum                    
Line of Credit Facility [Line Items]                    
Basis spread on variable rate (percent)           0.85%        
Term loan | 2018 Term Loan | LIBOR | Maximum                    
Line of Credit Facility [Line Items]                    
Basis spread on variable rate (percent)           1.75%        
Term loan | 2018 Term Loan | Base Rate | Minimum                    
Line of Credit Facility [Line Items]                    
Basis spread on variable rate (percent)           0.00%        
Term loan | 2018 Term Loan | Base Rate | Maximum                    
Line of Credit Facility [Line Items]                    
Basis spread on variable rate (percent)           0.75%        
Notes payable                    
Line of Credit Facility [Line Items]                    
Gain (loss) on extinguishment of debt   $ (12,300,000)                
Revolving Credit Facility                    
Line of Credit Facility [Line Items]                    
Revolving credit facility borrowing capacity     $ 700,000,000     $ 700,000,000        
Debt instrument term (in years)     4 years              
Number of extensions allowed | extension_option     2              
Term of allowable extension (in months)     6 months              
Gain (loss) on extinguishment of debt     $ (200,000)              
Additional loan origination costs     $ 4,800,000     $ 4,800,000        
Facility fee (percent)           0.20%        
One-month LIBOR (percent)     0.08%     0.08%        
Repayment of outstanding borrowings 150,000,000       $ 100,000,000 $ 150,000,000        
Revolving Credit Facility | Minimum                    
Line of Credit Facility [Line Items]                    
Facility fee (percent)     0.10%              
Revolving Credit Facility | Maximum                    
Line of Credit Facility [Line Items]                    
Facility fee (percent)     0.30%              
Revolving Credit Facility | LIBOR                    
Line of Credit Facility [Line Items]                    
Basis spread on variable rate (percent)           0.85%        
Base rate component, spread on variable rate (percent)     1.00%              
Revolving Credit Facility | LIBOR | Minimum                    
Line of Credit Facility [Line Items]                    
Basis spread on variable rate (percent)     0.70%              
Revolving Credit Facility | LIBOR | Maximum                    
Line of Credit Facility [Line Items]                    
Basis spread on variable rate (percent)     1.40%              
Revolving Credit Facility | Base Rate | Minimum                    
Line of Credit Facility [Line Items]                    
Basis spread on variable rate (percent)     0.00%              
Revolving Credit Facility | Base Rate | Maximum                    
Line of Credit Facility [Line Items]                    
Basis spread on variable rate (percent)     0.40%              
Revolving Credit Facility | Federal Funds Rate                    
Line of Credit Facility [Line Items]                    
Base rate component, spread on variable rate (percent)     0.50%              
Revolving Credit Facility | Term loan                    
Line of Credit Facility [Line Items]                    
Gain (loss) on extinguishment of debt $ (300,000)