XML 70 R54.htm IDEA: XBRL DOCUMENT
v3.22.1

Vessels, Net - Summary of Vessels, Net (Detail) - USD ($) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Property, Plant and Equipment [Abstract] |  |  |  |  |
Vessel cost, Balance |  |  | $ 1,111,484,926 | $ 1,087,601,983 |
Vessel cost, Additions |  |  |  | 44,894,678 |
Vessel cost, Impairment loss |  |  | (169,553,060) | (14,511,735) |
Vessel cost, Disposals |  |  | (8,100,000) | (6,500,000) |
Vessel cost, Transfer from Advances for vessel under construction and acquisitions |  |  | 30,366,897 |  |
Vessel cost, Other additions |  |  | 1,227,314 |  |
Vessel cost, Transfer to Vessel held for sale |  |  | (12,250,000) |  |
Vessel cost, Spin-off of tankers |  |  | (80,500,000) |  |
Vessel cost, Balance | $ 872,676,077 | $ 1,111,484,926 | 872,676,077 | 1,111,484,926 | $ 1,087,601,983
Accumulated Depreciation, Balance |  |  | (279,149,867) | (252,449,580) |
Accumulated Depreciation, Impairment loss |  |  | 124,936,846 | 10,654,428 |
Accumulated Depreciation, Disposals |  |  | 0 | (100,378) |
Accumulated Depreciation, Depreciation for the year |  |  | (37,125,903) | (37,455,093) |
Accumulated Depreciation, Balance | (191,338,924) | (279,149,867) | (191,338,924) | (279,149,867) | (252,449,580)
Net Book Value, Balance |  |  | 832,335,059 | 835,152,403 |
Net Book Value, Additions |  |  |  | 44,894,678 |
Net Book Value, Impairment loss |  |  | (44,616,214) | (3,857,307) | (993,916)
Net Book Value, Disposals |  |  | (8,100,000) | (6,399,622) |
Net Book Value, Transfer from Advances for vessel under construction and acquisitions |  |  | 30,366,897 |  |
Net Book Value, Other additions |  |  | 1,227,314 |  |
Net Book Value, Transfer to Vessel held for sale |  |  | (12,250,000) |  |
Net Book Value, Spin-off of tankers |  |  | (80,500,000) |  |
Net Book Value, Depreciation for the year | (195,858) | (170,884) | (37,125,903) | (37,455,093) | (37,693,733)
Net Book Value, Balance | $ 681,337,153 | $ 832,335,059 | $ 681,337,153 | $ 832,335,059 | $ 835,152,403

X
- Definition Accumulated depreciation depletion and amortization impairment of property plant and equipment. + References No definition available. + Details
Name: | gass_AccumulatedDepreciationDepletionAndAmortizationImpairmentOfPropertyPlantAndEquipment
Namespace Prefix: | gass_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Impairment of long lived assets held for use before considering effect on accumulated depreciation. + References No definition available. + Details
Name: | gass_ImpairmentOfLongLivedAssetsHeldForUseBeforeConsideringEffectOnAccumulatedDepreciation
Namespace Prefix: | gass_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Property plant and equipment disposals net. + References No definition available. + Details
Name: | gass_PropertyPlantAndEquipmentDisposalsNet
Namespace Prefix: | gass_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Property plant and equipment disposals spin off. + References No definition available. + Details
Name: | gass_PropertyPlantAndEquipmentDisposalsSpinOff
Namespace Prefix: | gass_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Property plant and equipment other additions. + References No definition available. + Details
Name: | gass_PropertyPlantAndEquipmentOtherAdditions
Namespace Prefix: | gass_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Property plant and equipment other additions net. + References No definition available. + Details
Name: | gass_PropertyPlantAndEquipmentOtherAdditionsNet
Namespace Prefix: | gass_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Property plant and equipment spin-off of tankers gross. + References No definition available. + Details
Name: | gass_PropertyPlantAndEquipmentSpinoffOfTankersGross
Namespace Prefix: | gass_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Property plant and equipment transfer from advances for vessel net. + References No definition available. + Details
Name: | gass_PropertyPlantAndEquipmentTransferFromAdvancesForVesselNet
Namespace Prefix: | gass_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Property plant and equipment transfers to vessel held for sale gross. + References No definition available. + Details
Name: | gass_PropertyPlantAndEquipmentTransfersToVesselHeldForSaleGross
Namespace Prefix: | gass_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Property plant and equipment transfer from advances for vessel. + References No definition available. + Details
Name: | gass_PropertyPlantandEquipmentTransferFromAdvancesForVessel
Namespace Prefix: | gass_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.14) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of increase (decrease) in accumulated depreciation, depletion and amortization of property, plant and equipment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
Name: | us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipmentPeriodIncreaseDecrease
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of decrease in accumulated depreciation, depletion and amortization as a result of sale or disposal of property, plant and equipment. + References No definition available. + Details
Name: | us-gaap_AccumulatedDepreciationDepletionAndAmortizationSaleOfPropertyPlantAndEquipment1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123351718&loc=d3e2420-110228 + Details
Name: | us-gaap_AssetImpairmentCharges
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
Name: | us-gaap_Depreciation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentAdditions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of divestiture of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentDisposals
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_PropertyPlantAndEquipmentGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(14)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(8)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 360 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124429447&loc=SL124453093-239630 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766 + Details
Name: | us-gaap_PropertyPlantAndEquipmentNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of increase (decrease) of physical assets used in the normal conduct of business and not intended for resale, from reclassification, impairment, donation, or changes classified as other. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230 + Details
Name: | us-gaap_PropertyPlantAndEquipmentTransfersAndChanges
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration