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Note 17 - Commitments and Contingencies (Details) (USD $) | Dec. 31, 2014
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Note 17 - Commitments and Contingencies (Details) [Line Items] |
Number of Vessels Under Construction | 16 gass_NumberOfVesselsUnderConstruction
Contract Receivable, Due in Next Twelve Months | $ 90,126,629 us-gaap_ContractReceivableDueOneYearOrLess
Contract Receivable, Due in Year Two | 47,939,159 us-gaap_ContractReceivableDueOneToTwoYears
Contract Receivable, Due in Year Three | 29,208,000 us-gaap_ContractReceivableDueTwoToThreeYears
Contract Receivable, Due in Year Four | 20,137,573 us-gaap_ContractReceivableDueThreeToFourYears
Contract Receivable, Due in Year Five | 18,960,000 us-gaap_ContractReceivableDueFourToFiveYears
Emihar Petroleum Inc [Member] |
Note 17 - Commitments and Contingencies (Details) [Line Items] |
Contract Receivable, Due in Next Twelve Months | 9,814,000 us-gaap_ContractReceivableDueOneYearOrLess / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = gass_EmiharPetroleumIncMember
Contract Receivable, Due in Year Two | 7,412,400 us-gaap_ContractReceivableDueOneToTwoYears / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = gass_EmiharPetroleumIncMember
Contract Receivable, Due in Year Three | $ 2,023,500 us-gaap_ContractReceivableDueTwoToThreeYears / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = gass_EmiharPetroleumIncMember

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- Definition Amount billed to customers under long-term contracts or programs to be collected in the fifth fiscal year following the latest fiscal year. Excludes amounts due that have been withheld because of retainage provisions in a contract. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 910 -SubTopic 310 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=51673017&loc=d3e49354-109356 + Details
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- Definition Amount billed to customers under long-term contracts or programs to be collected in the fourth fiscal year following the latest fiscal year. Excludes amounts due that have been withheld because of retainage provisions in a contract. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 910 -SubTopic 310 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=51673017&loc=d3e49354-109356 + Details
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- Definition Amount billed to customers under long-term contracts or programs to be collected in the third fiscal year following the latest fiscal year. Excludes amounts due that have been withheld because of retainage provisions in a contract. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 910 -SubTopic 310 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=51673017&loc=d3e49354-109356 + Details
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