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Leases - The Company as Lessee - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2019 EUR (€)	Dec. 31, 2021 EUR (€)
Operating Lease, Payments	$ 88,326	$ 97,726	$ 408,727
Office Space [Member]
Sale Type Minimum Lease Payments Transactions Within Two Years		$ 8,279				€ 7,000
Operating lease monthly rent expense				$ 7,345	€ 6,500
Time Charter In Contracts [Member] | Minimum [Member]
Operating Lease Term Of Contract			1 year
Time Charter In Contracts [Member] | Maximum [Member]
Operating Lease Term Of Contract			5 years
Charter Hire Expenses [Member]
Sale Type Minimum Lease Payments Transactions Within Two Years			$ 318,606
Charter Hire Expenses [Member] | Bareboat Charters [Member]
Current Period Gain Recognized	$ 130,000
Gas Premiership And Gas Cathar [Member] | Charter Hire Expenses [Member] | Bareboat Charters [Member]
Sale Type Minimum Lease Payments Transactions Within Two Years			$ 318,606

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Operating leases, rent expense, monthly rentals.

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- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980

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Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 5
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=123391704&loc=SL77918643-209977

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (g)(1)
-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980

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