XML 40 R30.htm IDEA: XBRL DOCUMENT v3.23.2
Basis of Presentation (Details)
$ in Millions
3 Months Ended
Mar. 31, 2023
USD ($)
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Mining revenue $ 0.8
Mining costs 0.1
Depreciation 0.5
Net effect change $ 0.2