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Investments in Unconsolidated Entities (Details) (USD $)
 9 Months Ended 1 Months Ended 9 Months Ended 12 Months Ended 6 Months Ended 9 Months Ended
Sep. 30, 2012
Dec. 31, 2011
Apr. 30, 2010
Dec. 31, 2009
SMM Project, LLC [Member]
sqkm
Apr. 30, 2010
Dorado Ocean Resources, Ltd. [Member]
Sep. 30, 2012
Dorado Ocean Resources, Ltd. [Member]
Sep. 30, 2012
Neptune Minerals, Inc. [Member]
Dec. 31, 2011
Neptune Minerals, Inc. [Member]
Jun. 30, 2012
Chatham Rock Phosphate Ltd [Member]
Sep. 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% 30.00%      
Mineral exploration area       150,000            
Common stock, shares issued 74,416,030 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 2,347,826                  
Income (loss) from unconsolidated entity           959,000        
Marine service account receivables 2,000,000                  
Deep sea mining exploratory services                 $ 1,680,000  
Shares received from CRP                   9,320,348
Equity stake in CRP                   7.30%