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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%

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