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Bank and Other Notes Payable - Narrative (Details)
 12 Months Ended
Mar. 29, 2013
USD ($)
Dec. 31, 2020
USD ($)
derivative
Dec. 31, 2019
USD ($)
Bank and other notes payable [Line Items]      
Number of interest rate swap agreements | derivative   4  
Unamortized deferred finance costs   $ 14,085,000 $ 16,042,000
Availability for additional borrowings   $ 19,719,000 679,719,000
Interest rate swap      
Bank and other notes payable [Line Items]      
Number of interest rate swap agreements | derivative   4  
Interest rate swap | Level 2      
Bank and other notes payable [Line Items]      
Line of credit   $ 400,000,000  
Line of Credit      
Bank and other notes payable [Line Items]      
Line of credit   1,480,000,000 820,000,000
Unamortized deferred finance costs   $ 2,460,000 $ 2,623,000
Average interest rate (as a percent)   2.73% 3.92%
Line of Credit | Level 2      
Bank and other notes payable [Line Items]      
Fair value of line of credit   $ 1,485,598,000 $ 826,280,000
Prasada Note      
Bank and other notes payable [Line Items]      
Debt issued $ 13,330,000    
Interest rate on debt (as a percent) 5.25%    
LIBOR | Line of Credit      
Bank and other notes payable [Line Items]      
Variable interest rate spread (as a percent)   1.65%  
Revolving line of credit      
Bank and other notes payable [Line Items]      
Line of credit   $ 1,500,000,000  
Maximum contingent borrowing capacity   $ 2,000,000,000  
Revolving line of credit | Line of Credit | Interest rate swap      
Bank and other notes payable [Line Items]      
Effective interest rate   4.30%  
Revolving line of credit | LIBOR | Low end of range      
Bank and other notes payable [Line Items]      
Variable interest rate spread (as a percent)   1.30%  
Revolving line of credit | LIBOR | High end of range      
Bank and other notes payable [Line Items]      
Variable interest rate spread (as a percent)   1.90%