Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt - Long-Term Debt (Details)

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Long-Term Debt - Long-Term Debt (Details) - USD ($)
$ in Thousands
Sep. 30, 2024
Mar. 31, 2024
Dec. 31, 2023
Oct. 13, 2021
Mar. 10, 2017
Debt Instrument [Line Items]          
Subtotal   $ 1,677,700 $ 1,699,600    
Debt issuance costs   (26,300) (23,000)    
Total debt   1,651,400 1,676,600    
Less current maturities   (68,000) (60,100)    
Long-term debt   1,583,400 1,616,500    
Mortgage notes          
Debt Instrument [Line Items]          
Mortgage notes to finance companies - fixed rate, bearing interest from 3.51% to 7.03%   152,800 163,000    
Mortgage notes to finance companies - variable rate, bearing interest at 1.50 to 2.90 percentage points above one-month or three-month LIBOR   67,900 75,600    
Subtotal   $ 220,800      
Mortgage notes | Minimum          
Debt Instrument [Line Items]          
Mortgage notes to finance companies-fixed rate, percentage   3.51%      
Mortgage notes to finance companies-variable rate, percentage   1.50%      
Mortgage notes | Maximum          
Debt Instrument [Line Items]          
Mortgage notes to finance companies-fixed rate, percentage   7.03%      
Mortgage notes to finance companies-variable rate, percentage   2.90%      
TwoThousandSixteenRevolvingCreditFacilityMember          
Debt Instrument [Line Items]          
2016 Revolving Credit Facility   $ 0 $ 0    
Interest rate   2.50% 2.25%    
5.0% Senior Subordinate Notes due 2023          
Debt Instrument [Line Items]          
Stated interest rate   5.00%      
6.125% Senior Subordinate Notes due 2027          
Debt Instrument [Line Items]          
Stated interest rate   6.125%   6.125% 6.125%
2019 Mortgage Facility [Member]          
Debt Instrument [Line Items]          
Senior Subordinated Notes   $ 307,000 $ 311,000    
Stated interest rate 1.25% 2.50%      
4.625% Senior Notes [Member]          
Debt Instrument [Line Items]          
Senior Subordinated Notes   $ 650,000 650,000    
4.875% Senior Notes [Member]          
Debt Instrument [Line Items]          
Senior Subordinated Notes   500,000 500,000    
Total debt   $ 500,000 $ 500,000    
Stated interest rate   4.875%