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Note 9 - Long-Term Debt (Detail) - Summary of Long Tem Debt (USD $) | Dec. 31, 2012 | Dec. 31, 2011
--- | --- | ---
Bank loans | $ 61,581,000 | $ 74,913,000
Less: Current portion | (15,937,000) | (13,332,000)
Long-term portion | 45,644,000 | 61,581,000
Xenia International Corp Borrower [Member] |  |
Bank loans |  | 2,420,000
Prospero Maritime Inc. Borrower [Member] |  |
Bank loans | 4,675,000 | 6,325,000
Xingang Shipping Ltd. / Alcinoe Shipping Ltd Borrower [Member] |  |
Bank loans | 6,000,000 | 7,000,000
Manolis Shipping Ltd. Borrower [Member] |  |
Bank loans | 6,480,000 | 7,120,000
Trust Navigation Corp. / Tiger Navigation Co. Borrower [Member] |  |
Bank loans | 2,000,000 | 2,200,000
Saf-Concord Shipping Ltd. Borrower [Member] |  |
Bank loans | 6,250,000 | 7,250,000
Eleni Shipping Ltd. Borrower [Member] |  |
Bank loans | 7,000,000 | 8,400,000
Pantelis Shipping Corp. Borrower [Member] |  |
Bank loans | 8,480,000 | 9,600,000
Aggeliki Shipping Ltd. Borrower [Member] |  |
Bank loans | 6,076,000 | 7,288,000
Noumea Shipping Ltd. Borrower [Member] |  |
Bank loans | $ 14,620,000 | $ 17,310,000

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- Definition Including current and noncurrent portions, aggregate carrying amount of long-term borrowings as of the balance sheet date before deducting unamortized discount or premiums (if any). May include notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, which had initial maturities beyond one year or beyond the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Staff Position (FSP) -Number APB14-1 -Paragraph 31 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20 -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 + Details
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- Definition Carrying amount of long-term debt, net of unamortized discount or premium, scheduled to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19,20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19 -Article 5 + Details
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- Definition Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 + Details
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