XML 83 R49.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Note 10 - Long-term Debt (Detail) - Long-term Debt (USD $) | 0 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Jun. 21, 2012 | Jan. 12, 2012 | Sep. 23, 2011 | Apr. 20, 2011 | Mar. 01, 2011 | Dec. 31, 2012 | Dec. 31, 2011
Balance |  |  |  |  |  | $ 345,352,312 | $ 351,068,181
Additions | 21,500,000 | 21,750,000 | 16,500,000 | 16,400,000 | 16,500,000 | 43,250,000 |
Repayments |  |  |  |  |  | (48,965,869) |
Current portion of long-term debt |  |  |  |  |  | 35,787,544 | 33,166,887
Current portion of long-term debt associated with vessel held for sale |  |  |  |  |  |  | 791,823
Long term debt |  |  |  |  |  | 309,564,768 | 317,109,471
Term Loan 1 [Member] |  |  |  |  |  |  |
Original Amount |  |  |  |  |  | 100,067,500 |
Balance |  |  |  |  |  | 40,421,883 | 46,831,735
Repayments |  |  |  |  |  | (6,409,852) |
Loan Agreement Date |  |  |  |  |  | May 30, 2016 |
Term Loan 2 [Member] |  |  |  |  |  |  |
Original Amount |  |  |  |  |  | 79,850,000 |
Balance |  |  |  |  |  | 22,500,000 | 27,297,823
Repayments |  |  |  |  |  | (4,797,823) |
Loan Agreement Date |  |  |  |  |  | May 09, 2016 |
Term Loan 3 [Member] |  |  |  |  |  |  |
Original Amount |  |  |  |  |  | 6,580,000 |
Balance |  |  |  |  |  | 2,710,960 | 3,184,720
Repayments |  |  |  |  |  | (473,760) |
Loan Agreement Date |  |  |  |  |  | Jun. 28, 2016 |
Term Loan 4 [Member] |  |  |  |  |  |  |
Original Amount |  |  |  |  |  | 49,875,000 |
Balance |  |  |  |  |  | 30,845,014 | 34,600,514
Repayments |  |  |  |  |  | (3,755,500) |
Loan Agreement Date |  |  |  |  |  | Dec. 21, 2017 |
Term Loan 5 [Member] |  |  |  |  |  |  |
Original Amount |  |  |  |  |  | 40,250,000 |
Balance |  |  |  |  |  | 26,875,000 | 29,375,000
Repayments |  |  |  |  |  | (2,500,000) |
Loan Agreement Date |  |  |  |  |  | Feb. 19, 2020 |
Term Loan 6 [Member] |  |  |  |  |  |  |
Original Amount |  |  |  |  |  | 33,240,000 |
Balance |  |  |  |  |  | 25,484,000 | 27,423,000
Repayments |  |  |  |  |  | (1,939,000) |
Loan Agreement Date |  |  |  |  |  | Nov. 04, 2020 |
Term Loan 7 [Member] |  |  |  |  |  |  |
Original Amount |  |  |  |  |  | 29,437,000 |
Balance |  |  |  |  |  | 10,210,000 | 24,285,502
Repayments |  |  |  |  |  | (14,075,502) |
Loan Agreement Date |  |  |  |  |  | Oct. 09, 2020 |
Term Loan 8 [Member] |  |  |  |  |  |  |
Original Amount |  |  |  |  |  | 45,000,000 |
Balance |  |  |  |  |  | 37,350,000 | 40,750,000
Repayments |  |  |  |  |  | (3,400,000) |
Loan Agreement Date |  |  |  |  |  | Jul. 20, 2016 |
Term Loan 9 [Member] |  |  |  |  |  |  |
Original Amount |  |  |  |  |  | 32,200,000 |
Balance |  |  |  |  |  | 23,616,259 | 26,130,423
Repayments |  |  |  |  |  | (2,514,164) |
Loan Agreement Date |  |  |  |  |  | Jul. 05, 2014 |
Term Loan 10 [Member] |  |  |  |  |  |  |
Original Amount |  |  |  |  |  | 29,250,000 |
Balance |  |  |  |  |  | 22,080,000 | 23,850,000
Repayments |  |  |  |  |  | (1,770,000) |
Loan Agreement Date |  |  |  |  |  | Jul. 14, 2019 |
Term Loan 11 [Member] |  |  |  |  |  |  |
Original Amount |  |  |  |  |  | 26,700,000 |
Balance |  |  |  |  |  | 17,434,196 | 19,589,464
Repayments |  |  |  |  |  | (2,155,268) |
Loan Agreement Date |  |  |  |  |  | Jul. 02, 2014 |
Term Loan 12 [Member] |  |  |  |  |  |  |
Original Amount |  |  |  |  |  | 49,400,000 |
Balance |  |  |  |  |  | 44,450,000 | 47,750,000
Repayments |  |  |  |  |  | (3,300,000) |
Loan Agreement Date |  |  |  |  |  | Sep. 01, 2018 |
Term Loan 13 [Member] |  |  |  |  |  |  |
Original Amount |  |  |  |  |  | 43,250,000 |
Balance |  |  |  |  |  | 41,375,000 |
Additions |  |  |  |  |  | 43,250,000 |
Repayments |  |  |  |  |  | $ (1,875,000) |
Loan Agreement Date |  |  |  |  |  | Jun. 20, 2020 |

X
- Definition Current portion of Long Term Debt associated with vessel held for sale to be repaid at the time of the vessels sale. + References No definition available. + Details
Name: | gass_CurrentPortionOfLongtermDebtAssociatedWithVesselHeldForSale
Namespace Prefix: | gass_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Decrease for amounts repaid on the debt instrument for the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph f -Article 4 + Details
Name: | us-gaap_DebtInstrumentDecreaseRepayments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The stated principal amount of the debt instrument at time of issuance, which may vary from the carrying amount because of unamortized premium or discount. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 21 -Paragraph 16, 20 -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. + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Increase of additional borrowings on existing and new debt instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph f -Article 4 + Details
Name: | us-gaap_DebtInstrumentIncreaseAdditionalBorrowings
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 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 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 129 -Paragraph 2, 4 -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. + Details
Name: | us-gaap_DebtInstrumentMaturityDate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. 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 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 03 -Paragraph 16 -Article 9 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 7 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20, 22 -Article 5 Reference 5: 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 6: 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
Name: | us-gaap_LongTermDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- 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
Name: | us-gaap_LongTermDebtCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- 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
Name: | us-gaap_LongTermDebtNoncurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant