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Investments in Unconsolidated Entities (Details) (USD $)
 6 Months Ended 1 Months Ended 6 Months Ended 12 Months Ended 6 Months Ended
Jun. 30, 2012
Dec. 31, 2011
Apr. 30, 2010
Dec. 31, 2009
SMM Project, LLC [Member]
sqkm
Apr. 30, 2010
Dorado Ocean Resources, Ltd. [Member]
Jun. 30, 2012
Dorado Ocean Resources, Ltd. [Member]
Jun. 30, 2012
Neptune Minerals, Inc. [Member]
Dec. 31, 2011
Neptune Minerals, Inc. [Member]
Jun. 30, 2012
Chatham Rock Phosphate Ltd [Member]
Investments in Unconsolidated Entities (Textual) [Abstract]                  
Book value of investment       $ 500,000          
Ownership percentage       25.00% 41.25% 40.80% 31.00%    
Mineral exploration area       150,000          
Common stock, shares issued 73,237,659 73,095,384     450        
Acquisition of additional shares         1,200     2,066,600  
Fair value of investment         2,000,000        
Investment repayment period     3 years            
Shares issued per each share exchanged             1,000    
Shares received from exchange             1,650,000    
Shares owned           1,650 6,216,600    
Accounts receivable transferred between related parties 8,227,675                
Accounts receivable converted to common shares, amount 2,500,000                
Converted common shares received 2,500,000                
Income (loss) from unconsolidated entity           959,000      
Marine service account receviables 2,000,000                
Deep sea mining exploratory services                 $ 1,680,000
Shares received from CRP                 9,320,348
Equity stake in CRP                 12.20%