Quarterly report pursuant to Section 13 or 15(d)

Debt, Net - Fair Value of Debt (Details)

v3.23.2
Debt, Net - Fair Value of Debt (Details) - USD ($)
$ in Thousands
Jun. 30, 2023
Dec. 31, 2022
Carrying Amount    
Carrying amount and estimated fair value of debt    
Long-term debt $ 2,176,174 $ 2,231,794
Carrying Amount | Unsecured Senior Notes    
Carrying amount and estimated fair value of debt    
Long-term debt 1,780,019 1,778,498
Carrying Amount | Other fixed-rate debt    
Carrying amount and estimated fair value of debt    
Long-term debt 67,929 85,030
Carrying Amount | Variable rate debt    
Carrying amount and estimated fair value of debt    
Long-term debt 328,226 368,266
Estimated Fair Value    
Carrying amount and estimated fair value of debt    
Long-term debt 1,793,352 1,881,787
Estimated Fair Value | Unsecured Senior Notes    
Carrying amount and estimated fair value of debt    
Long-term debt 1,401,467 1,433,561
Estimated Fair Value | Other fixed-rate debt    
Carrying amount and estimated fair value of debt    
Long-term debt 63,545 80,330
Estimated Fair Value | Variable rate debt    
Carrying amount and estimated fair value of debt    
Long-term debt $ 328,340 $ 367,896