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Property, plant and equipment - Summary of Property, Plant and Equipment (Details) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Property, Plant and Equipment [Abstract]    
Land $ 135,518 $ 131,362
Timber resources 0 42,202
Buildings 740,138 664,012
Machinery and equipment 3,825,134 3,528,545
Construction in progress 269,061 226,701
Property, plant and equipment, gross 4,969,851 4,592,822
Accumulated depreciation and depletion (3,063,714) (2,882,423)
Property, plant and equipment, net $ 1,906,137 $ 1,710,399