Long lived assets held for use fair value disclosure net.

No definition available.

Name:	gass_LonglivedAssetsHeldforuseFairValueDisclosureNet
Namespace Prefix:	gass_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Fair value portion of assets classified as held for sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

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-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
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-Topic 360
-SubTopic 10
-Section 45
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482130/360-10-45-4

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale.

+ References

+ Details

Name:	us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	us-gaap_LongLivedAssetsHeldForSaleByAssetTypeAxis=gass_GasProdigyAndGasSpiritVesselsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Derivatives and Fair Value Disclosures - Additional Information - 2 (Detail) - USD ($)	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2022	Dec. 31, 2023
Derivatives, Fair Value [Line Items]
Impairment of long-lived assets held-for-use	$ 529,532
Gas Prodigy and Gas Spirit Vessels [Member]
Derivatives, Fair Value [Line Items]
Long-lived assets held-for-use, fair value disclosure, net		$ 220,404
Impairment of long-lived assets to be disposed of		57,320
Assets held-for-sale, long lived, fair value disclosure		$ 10,800,000
Eco Green [Member]
Derivatives, Fair Value [Line Items]
Long-lived assets held-for-use, fair value disclosure, net			$ 706,800
Assets held-for-sale, long lived, fair value disclosure			35,340,000
Eco Dream [Member]
Derivatives, Fair Value [Line Items]
Long-lived assets held-for-use, fair value disclosure, net			706,800
Assets held-for-sale, long lived, fair value disclosure			$ 35,340,000