XML 44 R31.htm IDEA: XBRL DOCUMENT v3.24.3
Organization and Nature of Business (Detail)
T in Millions
Sep. 30, 2024
T
Mar. 04, 2022
T
Sep. 30, 2020
mine
Business Acquisition [Line Items]      
Processing capacity 5.5    
Number Of Mines And Related Facilities Acquired | mine     2
Blair      
Business Acquisition [Line Items]      
Asset Acquisition, Annual Processing Capacity Once Operational   2.9  
Utica      
Business Acquisition [Line Items]      
Processing capacity 1.6