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The Company and Significant Accounting Policies (Details)
Mar. 31, 2024
Dec. 31, 2023
NJMJV    
Investment Owned, Percent of Net Assets 65.00% 65.00%
Butte Highlands Joint Venture ("BHJV")    
Investment Owned, Percent of Net Assets 50.00% 50.00%
Buckskin Gold and Silver Inc.    
Investment Owned, Percent of Net Assets 37.00% 37.00%