v3.25.1
Fair Value Disclosures (Assets and Liabilities Measured At Fair Value On A Recurring Basis) (Details) - USD ($)
 3 Months Ended 9 Months Ended
Mar. 31, 2025
Sep. 30, 2024
Dec. 31, 2024
Long-term Debt $ 2,791,962,000   $ 2,860,458,000
Derivative Asset, Fair Value, Gross Asset 2,000,000   2,200,000
Financing Receivable, after Allowance for Credit Loss, Current 659,004,000   665,796,000
Derivative Liability, Fair Value, Gross Liability 0   (30,000.00)
Fair Value, Recurring [Member] | Interest Rate Swap [Member]      
Derivative Asset, Fair Value, Gross Asset (489,000)   (677,000)
Fair Value, Recurring [Member] | Interest Rate Swap [Member] | Fair Value, Inputs, Level 2 [Member]      
Derivative Asset, Fair Value, Gross Asset (489,000)   (677,000)
Fair Value, Recurring [Member] | Currency Swap [Member]      
Derivative Asset, Fair Value, Gross Asset (1,271,000)   1,475,000
Fair Value, Recurring [Member] | Currency Swap [Member] | Fair Value, Inputs, Level 2 [Member]      
Derivative Asset, Fair Value, Gross Asset (1,271,000)   1,475,000
Fair Value, Recurring [Member] | Foreign Exchange Forward      
Derivative Liability, Fair Value, Gross Liability 286,000   (26,000)
Fair Value, Recurring [Member] | Foreign Exchange Forward | Fair Value, Inputs, Level 2 [Member]      
Derivative Liability, Fair Value, Gross Liability $ 286,000   (26,000)
Fixed Rate Mortgage Notes Receivable Member      
Mortgage Receivable Weighted Average Interest Rate 8.91% 8.88%  
Receivable Interest Rate Stated Percentage Rate Range Minimum 7.15% 7.15%  
Receivable Interest Rate Stated Percentage Rate Range Maximum 12.50% 12.50%  
Notes Receivable, Fair Value Disclosure $ 698,600,000   701,700,000
Weighted Average Market Rate Used As Discount Factor To Determine Fair Value Of Notes 8.09% 8.08%  
Financing Receivable, after Allowance for Credit Loss, Current     665,800,000
Fixed Rate Mortgage Notes Receivable Member | Minimum [Member]      
market rate used as discount factor to determine fair value of notes 7.35% 7.45%  
Fixed Rate Mortgage Notes Receivable Member | Maximum [Member]      
market rate used as discount factor to determine fair value of notes 11.00% 10.00%  
Fixed Rate Debt Member      
Long-term Debt $ 2,680,000,000   $ 2,680,000,000
Long-term Debt, Weighted Average Interest Rate, at Point in Time 4.34%   4.34%
Long-term Debt, Fair Value $ 2,590,000,000   $ 2,570,000,000
Weighted Average Market Rate Used As Discount Factor To Determine Fair Value Of Debt 5.25% 5.53%  
Fixed Rate Debt Member | Minimum [Member]      
market rate used as discount factor to determine fair value of debt 5.04% 5.22%  
Fixed Rate Debt Member | Maximum [Member]      
market rate used as discount factor to determine fair value of debt 5.56% 5.83%  
Variable Rate Converted to Fixed Rate [Member]      
Long-term Debt $ 25,000,000   25,000,000
Variable Rate Debt Member      
Long-term Debt $ 130,000,000.0   $ 200,000,000.0
Long-term Debt, Weighted Average Interest Rate, at Point in Time 5.26%   5.34%