XML 69 R48.htm IDEA: XBRL DOCUMENT v3.22.4
General and Basis of Presentation (Details)
T in Millions
 12 Months Ended
Dec. 31, 2022
facility
T
Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items]  
Coke production experience, more than 60 years
Coal handling capacity (in tons), more than 40.0
Coal storage capacity (in tons) 3.0
Indiana Harbor  
Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items]  
Ownership percentage (as a percent) 14.80%
United States  
Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items]  
Number of facilities | facility 5
Cokemaking capacity (in tons) 4.2
Brazil  
Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items]  
Number of facilities | facility 1
Cokemaking capacity (in tons) 1.7