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Commitments and Contingencies Claim Rentals (Details) (USD $)
9 Months Ended
Mar. 31, 2013
Jun. 30, 2012
Tetlin Lease [Member]
Mar. 31, 2013
Gold Properties [Member]
Mar. 31, 2013
Stone Rock and Salmon Bay [Member]
Mar. 31, 2013
Native Village of Tetlin Land [Member]
Claim Rentals [Line Items]          
Initial and Renewal Terms of Leases and Concessions on Undeveloped Acreage         10 years
Annual claim rentals     $ 58,765 $ 24,080  
Annual Labor Requirements 10,850        
Contractual Annual Exploration Costs   $ 350,000