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Note 10 - Long-term Debt (Details) (USD $) | 12 Months Ended | 0 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 0 Months Ended | 1 Months Ended | 0 Months Ended | 6 Months Ended | 0 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012 | Jan. 08, 2015 | Apr. 25, 2014 | Dec. 23, 2013 | Dec. 31, 2014 | Dec. 20, 2013 | Mar. 31, 2014 | Jun. 30, 2014 | Sep. 30, 2013 | Oct. 25, 2013 | Oct. 01, 2014 | Jul. 04, 2014 | Dec. 31, 2014 | Jul. 05, 2014 | Dec. 19, 2014 | Nov. 19, 2014 | Apr. 16, 2014 | Apr. 14, 2014
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Issuance of Debt | $ 81,950,000 us-gaap_ProceedsFromIssuanceOfDebt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayments of Debt | 109,314,769 us-gaap_RepaymentsOfDebt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Term Loan Financial Covenants, Cash Requirement | 2,500,000 gass_TermLoanFinancialCovenantsCashRequirement |  |  |  |  |  | 2,500,000 gass_TermLoanFinancialCovenantsCashRequirement |  |  |  |  |  |  |  | 2,500,000 gass_TermLoanFinancialCovenantsCashRequirement |  |  |  |  |
Debt, Weighted Average Interest Rate | 2.28%us-gaap_DebtWeightedAverageInterestRate | 2.23%us-gaap_DebtWeightedAverageInterestRate | 2.39%us-gaap_DebtWeightedAverageInterestRate |  |  |  | 2.28%us-gaap_DebtWeightedAverageInterestRate |  |  |  |  |  |  |  | 2.28%us-gaap_DebtWeightedAverageInterestRate |  |  |  |  |
Interest Expense, Debt | 8,746,786 us-gaap_InterestExpenseDebt | 7,997,247 us-gaap_InterestExpenseDebt | 9,035,248 us-gaap_InterestExpenseDebt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest Costs Capitalized | 2,113,297 us-gaap_InterestCostsCapitalized | 819,296 us-gaap_InterestCostsCapitalized | 281,484 us-gaap_InterestCostsCapitalized |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term Line of Credit | 168,225,000 us-gaap_LineOfCredit |  |  |  |  |  | 168,225,000 us-gaap_LineOfCredit |  |  |  |  |  |  |  | 168,225,000 us-gaap_LineOfCredit |  |  |  |  |
Subsequent Event [Member] | Eco Corsair and Eco Elysium Term Loan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Issuance of Debt |  |  |  | 20,925,000 us-gaap_ProceedsFromIssuanceOfDebt / us-gaap_DebtInstrumentAxis = gass_EcoCorsairAndEcoElysiumTermLoanMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
LPG Vessels [Member] | Maximum [Member] | First Facility Agreement with a Bank [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate Indebtedness |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 30,000,000 us-gaap_AggregateIndebtedness / us-gaap_CreditFacilityAxis = gass_FirstFacilityAgreementWithABankMember / us-gaap_OtherCommitmentsAxis = gass_LPGVesselsMember / us-gaap_RangeAxis = us-gaap_MaximumMember |
LPG Vessels [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate Indebtedness |  |  |  |  |  | 22,400,000 us-gaap_AggregateIndebtedness / us-gaap_OtherCommitmentsAxis = gass_LPGVesselsMember / us-gaap_RangeAxis = us-gaap_MaximumMember |  |  |  |  |  |  |  |  |  |  |  |  |  |
LPG Vessels [Member] | Third of Three Tranches [Member] | First Facility Agreement with a Bank [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Remaining Borrowing Capacity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 15,750,000 us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity / us-gaap_CreditFacilityAxis = gass_FirstFacilityAgreementWithABankMember / us-gaap_DebtInstrumentAxis = gass_ThirdOfThreeTranchesMember / us-gaap_OtherCommitmentsAxis = gass_LPGVesselsMember |
LPG Vessels [Member] | Two of Three Tranches [Member] | First Facility Agreement with a Bank [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Issuance of Debt |  |  |  |  | 14,250,000 us-gaap_ProceedsFromIssuanceOfDebt / us-gaap_CreditFacilityAxis = gass_FirstFacilityAgreementWithABankMember / us-gaap_DebtInstrumentAxis = gass_TwoOfThreeTranchesMember / us-gaap_OtherCommitmentsAxis = gass_LPGVesselsMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
LPG Vessels [Member] | Second Facility Agreeement with Bank [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate Indebtedness |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20,400,000 us-gaap_AggregateIndebtedness / us-gaap_CreditFacilityAxis = gass_SecondFacilityAgreeementWithBankMember / us-gaap_OtherCommitmentsAxis = gass_LPGVesselsMember
LPG Vessels [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Number of Quarterly Installments |  |  |  |  |  | 28 gass_DebtInstrumentNumberOfQuarterlyInstallments / us-gaap_OtherCommitmentsAxis = gass_LPGVesselsMember |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Bank Debt |  |  |  |  |  |  | 0 us-gaap_ProceedsFromBankDebt / us-gaap_OtherCommitmentsAxis = gass_LPGVesselsMember |  |  |  |  |  |  |  |  |  |  |  |  |
Lesser of [Member] | Condition Met At Delivery [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Issuance of Debt |  |  |  |  |  |  |  | 67,200,000 us-gaap_ProceedsFromIssuanceOfDebt / us-gaap_DebtInstrumentAxis = gass_ConditionMetAtDeliveryMember / us-gaap_RangeAxis = gass_LesserOfMember |  |  |  |  |  |  |  |  |  |  |  |
Percentage of Fair Market Value of Vessel Subject to the Minimum Employment Condition |  |  |  |  |  |  |  | 70.00%gass_PercentageOfFairMarketValueOfVesselSubjectToTheMinimumEmploymentCondition / us-gaap_DebtInstrumentAxis = gass_ConditionMetAtDeliveryMember / us-gaap_RangeAxis = gass_LesserOfMember |  |  |  |  |  |  |  |  |  |  |  |
Lesser of [Member] | Condition Not Being Met [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Issuance of Debt |  |  |  |  |  |  |  | 62,400,000 us-gaap_ProceedsFromIssuanceOfDebt / us-gaap_DebtInstrumentAxis = gass_ConditionNotBeingMetMember / us-gaap_RangeAxis = gass_LesserOfMember |  |  |  |  |  |  |  |  |  |  |  |
Percentage of Fair Market Value of Vessel Subject to the Minimum Employment Condition |  |  |  |  |  |  |  | 65.00%gass_PercentageOfFairMarketValueOfVesselSubjectToTheMinimumEmploymentCondition / us-gaap_DebtInstrumentAxis = gass_ConditionNotBeingMetMember / us-gaap_RangeAxis = gass_LesserOfMember |  |  |  |  |  |  |  |  |  |  |  |
Maximum [Member] | Term Loan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Value to Loan Ratio | 130.00%gass_ValueToLoanRatio / us-gaap_DebtInstrumentAxis = gass_TermLoanMember / us-gaap_RangeAxis = us-gaap_MaximumMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 3.00%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_RangeAxis = us-gaap_MaximumMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly Commitment Fee Percentage | 1.10%gass_QuarterlyCommitmentFeePercentage / us-gaap_RangeAxis = us-gaap_MaximumMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum [Member] | Term Loan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Value to Loan Ratio | 125.00%gass_ValueToLoanRatio / us-gaap_DebtInstrumentAxis = gass_TermLoanMember / us-gaap_RangeAxis = us-gaap_MinimumMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 0.70%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_RangeAxis = us-gaap_MinimumMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly Commitment Fee Percentage | 0.725%gass_QuarterlyCommitmentFeePercentage / us-gaap_RangeAxis = us-gaap_MinimumMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Not To Exceed [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of Total Debt To Total Maket Value Adjusted Assets | 80.00%gass_PercentageOfTotalDebtToTotalMarketValueAdjustedAssets / us-gaap_RangeAxis = gass_NotToExceedMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of Dividends Paid To Free Cash Flow | 50.00%gass_PercentageOfDividendsPaidToFreeCashFlow / us-gaap_RangeAxis = gass_NotToExceedMember |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Numerator [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
EBITDA to Interest Expense | 2.5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Term Loan with Bank, March 24, 2014 [Member] | First Tranche [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Issuance of Debt |  |  |  |  |  |  |  |  | 17,150,000 us-gaap_ProceedsFromIssuanceOfDebt / us-gaap_DebtInstrumentAxis = gass_FirstTrancheMember / us-gaap_LongtermDebtTypeAxis = gass_TermLoanWithBankMarch242014Member |  |  |  |  |  |  |  |  |  |  |
Term Loan with Bank, March 24, 2014 [Member] | Second Tranche [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Issuance of Debt |  |  |  |  |  |  |  |  |  | 17,150,000 us-gaap_ProceedsFromIssuanceOfDebt / us-gaap_DebtInstrumentAxis = gass_SecondTrancheMember / us-gaap_LongtermDebtTypeAxis = gass_TermLoanWithBankMarch242014Member |  |  |  |  |  |  |  |  |  |
Term Loan with Bank, March 24, 2014 [Member] | Third of Three Tranches [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Term Loan, Amount Not Yet Drawn | 16,250,000 gass_TermLoanAmountNotYetDrawn / us-gaap_DebtInstrumentAxis = gass_ThirdOfThreeTranchesMember / us-gaap_LongtermDebtTypeAxis = gass_TermLoanWithBankMarch242014Member |  |  |  |  |  | 16,250,000 gass_TermLoanAmountNotYetDrawn / us-gaap_DebtInstrumentAxis = gass_ThirdOfThreeTranchesMember / us-gaap_LongtermDebtTypeAxis = gass_TermLoanWithBankMarch242014Member |  |  |  |  |  |  |  | 16,250,000 gass_TermLoanAmountNotYetDrawn / us-gaap_DebtInstrumentAxis = gass_ThirdOfThreeTranchesMember / us-gaap_LongtermDebtTypeAxis = gass_TermLoanWithBankMarch242014Member |  |  |  |  |
First Tranche [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Issuance of Debt |  |  |  |  |  |  |  |  |  |  | 36,762,500 us-gaap_ProceedsFromIssuanceOfDebt / us-gaap_DebtInstrumentAxis = gass_FirstTrancheMember |  |  |  |  |  |  |  |  |
Second Tranche [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Issuance of Debt |  |  |  |  |  |  |  |  |  |  |  | 8,450,000 us-gaap_ProceedsFromIssuanceOfDebt / us-gaap_DebtInstrumentAxis = gass_SecondTrancheMember |  |  |  |  |  |  |  |
Term Loan Entered Into on December 20, 2013 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans Payable to Bank | 0 us-gaap_LoansPayableToBank / us-gaap_DebtInstrumentAxis = gass_TermLoanEnteredIntoOnDecember202013Member |  |  |  |  |  | 0 us-gaap_LoansPayableToBank / us-gaap_DebtInstrumentAxis = gass_TermLoanEnteredIntoOnDecember202013Member |  |  |  |  |  |  |  | 0 us-gaap_LoansPayableToBank / us-gaap_DebtInstrumentAxis = gass_TermLoanEnteredIntoOnDecember202013Member |  |  |  |  |
Eco Invictus Term Loan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Issuance of Debt |  |  |  |  |  |  |  |  |  |  |  |  | 13,000,000 us-gaap_ProceedsFromIssuanceOfDebt / us-gaap_DebtInstrumentAxis = gass_EcoInvictusTermLoanMember |  |  |  |  |  |  |
July 4, 2014 Term Loan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans Payable to Bank |  |  |  |  |  |  |  |  |  |  |  |  |  | 22,750,000 us-gaap_LoansPayableToBank / us-gaap_DebtInstrumentAxis = gass_July42014TermLoanMember |  |  |  |  |  |
Debt Instrument, Number of Quarterly Installments |  |  |  |  |  |  |  |  |  |  |  |  |  | 24 gass_DebtInstrumentNumberOfQuarterlyInstallments / us-gaap_DebtInstrumentAxis = gass_July42014TermLoanMember |  |  |  |  |  |
Proceeds from Bank Debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 us-gaap_ProceedsFromBankDebt / us-gaap_DebtInstrumentAxis = gass_July42014TermLoanMember |  |  |  |  |
July 5, 2014 Term Loan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans Payable to Bank |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 25,350,000 us-gaap_LoansPayableToBank / us-gaap_DebtInstrumentAxis = gass_July52014TermLoanMember |  |  |  |
Debt Instrument, Number of Quarterly Installments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 32 gass_DebtInstrumentNumberOfQuarterlyInstallments / us-gaap_DebtInstrumentAxis = gass_July52014TermLoanMember |  |  |  |
Proceeds from Bank Debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 us-gaap_ProceedsFromBankDebt / us-gaap_DebtInstrumentAxis = gass_July52014TermLoanMember |  |  |  |  |
Term Loan Dated December 5, 2005 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayments of Debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 7,005,297 us-gaap_RepaymentsOfDebt / us-gaap_DebtInstrumentAxis = gass_TermLoanDatedDecember52005Member | 6,780,000 us-gaap_RepaymentsOfDebt / us-gaap_DebtInstrumentAxis = gass_TermLoanDatedDecember52005Member |  |
Term Loan Dated February 19, 2009 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note 10 - Long-term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayments of Debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 18,960,000 us-gaap_RepaymentsOfDebt / us-gaap_DebtInstrumentAxis = gass_TermLoanDatedFebruary192009Member |  |  |

X
- Definition Represents the number of quarterly installments over which the debt instrument will be paid. + References No definition available. + Details
Name: | gass_DebtInstrumentNumberOfQuarterlyInstallments
Namespace Prefix: | gass_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition No authoritative reference available. + References No definition available. + Details
Name: | gass_EBITDAToInterestExpense
Namespace Prefix: | gass_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | gass_Note10LongtermDebtDetailsLineItems
Namespace Prefix: | gass_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of Free Cash Flow allowed to be paid as dividends under current loan covenants. + References No definition available. + Details
Name: | gass_PercentageOfDividendsPaidToFreeCashFlow
Namespace Prefix: | gass_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of Fair Market Value of Vessel Subject to the Minimum Employment Condition + References No definition available. + Details
Name: | gass_PercentageOfFairMarketValueOfVesselSubjectToTheMinimumEmploymentCondition
Namespace Prefix: | gass_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of Total Debt To Total Maket Value Adjusted Assets + References No definition available. + Details
Name: | gass_PercentageOfTotalDebtToTotalMarketValueAdjustedAssets
Namespace Prefix: | gass_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The quarterly commitment fee percentage. + References No definition available. + Details
Name: | gass_QuarterlyCommitmentFeePercentage
Namespace Prefix: | gass_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the amount of term loan borrowings not yet drawn. + References No definition available. + Details
Name: | gass_TermLoanAmountNotYetDrawn
Namespace Prefix: | gass_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents the minimum aggregate cash balance that is required to be maintained under the financial covenants for term loans. + References No definition available. + Details
Name: | gass_TermLoanFinancialCovenantsCashRequirement
Namespace Prefix: | gass_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Value to Loan Ratio + References No definition available. + Details
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- Definition Total current liabilities of the broker-dealer, less certain exceptions as defined. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Rule 15c3-1 -Number 240 -Section 15c3-1 + Details
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- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
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- Definition Weighted average interest rate of debt outstanding. + References No definition available. + Details
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- Definition Amount of interest capitalized during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Allowance for Funds Used during Construction -URI http://asc.fasb.org/extlink&oid=6504829 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391 + Details
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- Definition Amount of the cost of borrowed funds accounted for as interest expense for debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.8) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20, 22 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding). + 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(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of loans from a bank with maturities initially due after one year or beyond the normal operating cycle if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20, 22 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16(a)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition The cash inflow from bank borrowing during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3255-108585 + Details
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- Definition The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt. + References No definition available. + Details
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- Definition The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations. + References No definition available. + Details
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