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Discontinued Operations (Details 1) (China Dredging Group Co Ltd [Member], USD $)
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Dec. 04, 2013
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China Dredging Group Co Ltd [Member]
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| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | |
| Cash | $ 84,917,899 |
| Other current assets | 28,821,788 |
| Non - current assets | 148,710,213 |
| Total assets of discontinued operations | 262,449,900 |
| Current liabilities | 25,873,709 |
| Net assets disposed | $ 236,576,191 |