XML 107 R86.htm IDEA: XBRL DOCUMENT v3.25.1
COMMITMENTS AND CONTINGENCIES - Environmental Matters Narrative (Details) - USD ($)
$ in Millions
Mar. 31, 2025
Dec. 31, 2024
Site Contingency [Line Items]    
Reserve balance $ 144.8 $ 128.0
MGP Sites    
Site Contingency [Line Items]    
Reserve balance $ 132.8 $ 115.9