XML 72 R56.htm IDEA: XBRL DOCUMENT v3.21.1

Customer Deposits - Additional Information (Detail) - USD ($)	May 30, 2019	Mar. 07, 2018	Oct. 12, 2015	Feb. 21, 2015	Dec. 31, 2020
Spike [Member]
Deposits [Line Items]
Proceeds from deposits from customers				$ 1,820,700
Repayment of deposits from customers		$ 1,220,700
Deposits from customers kept as guarantee					$ 600,000
Navig8 Faith [Member]
Deposits [Line Items]
Proceeds from deposits from customers			$ 736,000
Repayment of deposits from customers	$ 368,000
Deposits from customers kept as guarantee	$ 368,000

X

- Definition

Deposits [Line Items]

+ References

No definition available.

+ Details

Name:	gass_DepositsLineItems
Namespace Prefix:	gass_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Repayments of customer deposits.

+ References

No definition available.

+ Details

Name:	gass_RepaymentsOfCustomerDeposits
Namespace Prefix:	gass_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Cash received from customers for deposits on goods or services during the period; excludes deposits with other institutions and time deposits, which pertain to financial services entities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3536-108585

+ Details

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

X

- Definition

The amount of an asset, typically cash, provided to a counterparty to provide certain assurance of performance by the entity pursuant to the terms of a written or oral agreement, such as a lease.

+ 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 210.5-02.8,17)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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

X

- Details

Name:	srt_MajorCustomersAxis=gass_SpikeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MajorCustomersAxis=gass_Navig8FaithMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: