v3.26.1
PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Property, Plant, and Equipment [Line Items]    
Property, plant and equipment, gross $ 2,139,775 $ 2,132,015
Less: Accumulated depreciation (1,711,203) (1,690,192)
Property, plant and equipment, net 428,572 441,823
Structures    
Property, Plant, and Equipment [Line Items]    
Property, plant and equipment, gross 1,865,623 1,865,659
Land, buildings and improvements    
Property, Plant, and Equipment [Line Items]    
Property, plant and equipment, gross 130,516 130,119
Furniture and other equipment    
Property, Plant, and Equipment [Line Items]    
Property, plant and equipment, gross 106,117 103,817
Construction in progress    
Property, Plant, and Equipment [Line Items]    
Property, plant and equipment, gross $ 37,519 $ 32,420