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ACCRUED LIABILITIES (Details) (USD $) | Dec. 31, 2012 | Dec. 31, 2011
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ACCRUED LIABILITIES [Abstract] |  |  |  |
Accrued Interest | $ 1,730,000 |  | $ 184,000 |
Accrued Expenses | 8,613,000 |  | 4,624,000 |
Accrued voyage expenses | 0 | [1] | 7,834,000 | [1]
Total as of December 31 | 10,343,000 |  | 12,642,000 |
Unpaid drydocking costs, capitalized | $ 4,000,000 |  | $ 300,000 |
Number of vessels temporarily operated directly in the spot market | 0 |  | 3 |
[1] | As of December 31, 2011, we temporarily operated three vessels in the spot market, by the pool manager through cooperative arrangements. The accrued voyage expenses of $7.8 million represents accrued port costs, bunkers expenses and other voyage related expenses. No vessels were operated under similar arrangements as of December 31, 2012.

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- Definition Capitalized value as of the balance sheet date of obligations incurred through that date and payable related to the entity's drydock expenses. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). + References No definition available. + Details
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- Definition Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6361293&loc=d3e6935-107765 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 43 -Chapter 3 -Section A -Paragraph 7 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=6361293&loc=d3e7018-107765 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20 -Article 5 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Current Liabilities -URI http://asc.fasb.org/extlink&oid=6509677 + Details
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